<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019e2d37-5bda-7a17-90a1-8c19f4e135c9,g:8cf2cebf-cc4e-443d-a913-ecfb9fb8e196-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="https://xbrl.org/2023/arcrole/summation-item" xlink:type="simple" xlink:href="https://www.xbrl.org/2023/calculation-1.1.xsd#summation-item"/>
  <link:roleRef roleURI="http://www.silabs.com/role/CondensedConsolidatedBalanceSheets" xlink:type="simple" xlink:href="slab-20260704.xsd#CondensedConsolidatedBalanceSheets"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/CondensedConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_019e2d37-5bda-7ea7-80f8-d805b817ffc3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019e2d37-5bda-7ecd-b48f-6b5fd412c4de" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019e2d37-5bda-7ea7-80f8-d805b817ffc3" xlink:to="loc_us-gaap_Liabilities_019e2d37-5bda-7ecd-b48f-6b5fd412c4de" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_019e2d37-5bda-7af1-9e1b-7a19c9ea2cd2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019e2d37-5bda-7ea7-80f8-d805b817ffc3" xlink:to="loc_us-gaap_CommitmentsAndContingencies_019e2d37-5bda-7af1-9e1b-7a19c9ea2cd2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019e2d37-5bda-77fa-bce6-d1859857bcc4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019e2d37-5bda-7ea7-80f8-d805b817ffc3" xlink:to="loc_us-gaap_StockholdersEquity_019e2d37-5bda-77fa-bce6-d1859857bcc4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019e2d37-5bda-7eae-9d7f-7a04429da484" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_019e2d37-5bda-78ae-ac20-e8755c1249dc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019e2d37-5bda-7eae-9d7f-7a04429da484" xlink:to="loc_us-gaap_AccountsPayableCurrent_019e2d37-5bda-78ae-ac20-e8755c1249dc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_DeferredRevenueAndReturnsLiabilityCurrent_019e2d37-5bda-7775-8a58-c4f17f6069a7" xlink:href="slab-20260704.xsd#slab_DeferredRevenueAndReturnsLiabilityCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019e2d37-5bda-7eae-9d7f-7a04429da484" xlink:to="loc_slab_DeferredRevenueAndReturnsLiabilityCurrent_019e2d37-5bda-7775-8a58-c4f17f6069a7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_019e2d37-5bda-7e4d-a0aa-6c23bf62ccf7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019e2d37-5bda-7eae-9d7f-7a04429da484" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_019e2d37-5bda-7e4d-a0aa-6c23bf62ccf7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019e2d37-5bda-75b5-94b6-7694702baab9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019e2d37-5bda-761e-bb2a-29027ef1595a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019e2d37-5bda-75b5-94b6-7694702baab9" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019e2d37-5bda-761e-bb2a-29027ef1595a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermInvestments_019e2d37-5bda-7eab-9c87-c02581078307" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ShortTermInvestments"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019e2d37-5bda-75b5-94b6-7694702baab9" xlink:to="loc_us-gaap_ShortTermInvestments_019e2d37-5bda-7eab-9c87-c02581078307" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_019e2d37-5bda-7e1c-a5df-6e2a710c347c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019e2d37-5bda-75b5-94b6-7694702baab9" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_019e2d37-5bda-7e1c-a5df-6e2a710c347c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_019e2d37-5bda-72c9-89db-d7144ea81999" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryNet"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019e2d37-5bda-75b5-94b6-7694702baab9" xlink:to="loc_us-gaap_InventoryNet_019e2d37-5bda-72c9-89db-d7144ea81999" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019e2d37-5bda-7e94-b7b9-7fa450183077" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019e2d37-5bda-75b5-94b6-7694702baab9" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019e2d37-5bda-7e94-b7b9-7fa450183077" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019e2d37-5bda-7c38-a5be-5d4fec7e5be0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockValue_019e2d37-5bda-733d-b014-d6da7ce970ab" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019e2d37-5bda-7c38-a5be-5d4fec7e5be0" xlink:to="loc_us-gaap_PreferredStockValue_019e2d37-5bda-733d-b014-d6da7ce970ab" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_019e2d37-5bda-7fb5-a1ce-a340c43d2a53" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019e2d37-5bda-7c38-a5be-5d4fec7e5be0" xlink:to="loc_us-gaap_CommonStockValue_019e2d37-5bda-7fb5-a1ce-a340c43d2a53" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_019e2d37-5bda-7f38-ab4b-c6adfffddd11" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019e2d37-5bda-7c38-a5be-5d4fec7e5be0" xlink:to="loc_us-gaap_AdditionalPaidInCapital_019e2d37-5bda-7f38-ab4b-c6adfffddd11" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019e2d37-5bda-7ffc-aceb-6d90d11d0338" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019e2d37-5bda-7c38-a5be-5d4fec7e5be0" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019e2d37-5bda-7ffc-aceb-6d90d11d0338" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019e2d37-5bda-74cb-89ff-55c4b2ca2749" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019e2d37-5bda-7c38-a5be-5d4fec7e5be0" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019e2d37-5bda-74cb-89ff-55c4b2ca2749" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019e2d37-5bda-74f7-87fb-bc305555c73a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019e2d37-5bda-775e-a12c-db1664c9bf17" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019e2d37-5bda-74f7-87fb-bc305555c73a" xlink:to="loc_us-gaap_LiabilitiesCurrent_019e2d37-5bda-775e-a12c-db1664c9bf17" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_019e2d37-5bda-76f1-b534-d3876fcba151" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019e2d37-5bda-74f7-87fb-bc305555c73a" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_019e2d37-5bda-76f1-b534-d3876fcba151" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_019e2d37-5bda-7fab-8cb7-9b39ebebd35c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019e2d37-5bda-74f1-96d3-3a308ee253fa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019e2d37-5bda-7fab-8cb7-9b39ebebd35c" xlink:to="loc_us-gaap_AssetsCurrent_019e2d37-5bda-74f1-96d3-3a308ee253fa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_019e2d37-5bda-75c6-a884-24720e168476" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019e2d37-5bda-7fab-8cb7-9b39ebebd35c" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_019e2d37-5bda-75c6-a884-24720e168476" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019e2d37-5bda-7b11-9c0c-c93deaf31bc4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019e2d37-5bda-7fab-8cb7-9b39ebebd35c" xlink:to="loc_us-gaap_Goodwill_019e2d37-5bda-7b11-9c0c-c93deaf31bc4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019e2d37-5bda-7625-90c1-23010de05f2a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019e2d37-5bda-7fab-8cb7-9b39ebebd35c" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019e2d37-5bda-7625-90c1-23010de05f2a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsAndOtherNoncurrentAssets_019e2d37-5bda-7008-b0b6-2fd84e2bb779" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentsAndOtherNoncurrentAssets"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019e2d37-5bda-7fab-8cb7-9b39ebebd35c" xlink:to="loc_us-gaap_InvestmentsAndOtherNoncurrentAssets_019e2d37-5bda-7008-b0b6-2fd84e2bb779" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/CondensedConsolidatedStatementsofOperations" xlink:type="simple" xlink:href="slab-20260704.xsd#CondensedConsolidatedStatementsofOperations"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/CondensedConsolidatedStatementsofOperations" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_019e2d37-5caf-7450-b091-40a946db80cc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_019e2d37-5caf-7abb-83c9-ac310416d520" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_019e2d37-5caf-7450-b091-40a946db80cc" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_019e2d37-5caf-7abb-83c9-ac310416d520" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019e2d37-5caf-7caa-b94e-fd12817d97ef" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_019e2d37-5caf-7450-b091-40a946db80cc" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019e2d37-5caf-7caa-b94e-fd12817d97ef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_019e2d37-5caf-71e0-98c2-62e32323841c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GrossProfit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_019e2d37-5caf-7295-8f26-08d8ebed6e67" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_019e2d37-5caf-71e0-98c2-62e32323841c" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_019e2d37-5caf-7295-8f26-08d8ebed6e67" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenue_019e2d37-5caf-7979-898f-75b17f8b7c16" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CostOfRevenue"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_019e2d37-5caf-71e0-98c2-62e32323841c" xlink:to="loc_us-gaap_CostOfRevenue_019e2d37-5caf-7979-898f-75b17f8b7c16" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019e2d37-5caf-775d-8dd6-21a6ac31d99e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_019e2d37-5caf-7a71-9eb6-b7dc94fcb13d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GrossProfit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019e2d37-5caf-775d-8dd6-21a6ac31d99e" xlink:to="loc_us-gaap_GrossProfit_019e2d37-5caf-7a71-9eb6-b7dc94fcb13d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_019e2d37-5caf-7ee9-be60-6235ba6ba407" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingExpenses"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019e2d37-5caf-775d-8dd6-21a6ac31d99e" xlink:to="loc_us-gaap_OperatingExpenses_019e2d37-5caf-7ee9-be60-6235ba6ba407" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e2d37-5caf-7c14-8e2f-15b9de9065b1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseNonoperating_019e2d37-5caf-7c3a-bff7-9f2dafac1515" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestExpenseNonoperating"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e2d37-5caf-7c14-8e2f-15b9de9065b1" xlink:to="loc_us-gaap_InterestExpenseNonoperating_019e2d37-5caf-7c3a-bff7-9f2dafac1515" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019e2d37-5caf-7cf0-b597-2763ac5b683a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e2d37-5caf-7c14-8e2f-15b9de9065b1" xlink:to="loc_us-gaap_OperatingIncomeLoss_019e2d37-5caf-7cf0-b597-2763ac5b683a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeNonoperating_019e2d37-5caf-7bcd-837d-2292a9f92d30" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIncomeNonoperating"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e2d37-5caf-7c14-8e2f-15b9de9065b1" xlink:to="loc_us-gaap_InvestmentIncomeNonoperating_019e2d37-5caf-7bcd-837d-2292a9f92d30" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019e2d37-5caf-748f-878a-f22cf125cbaf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_019e2d37-5caf-7891-95ad-2763370ea151" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_019e2d37-5caf-748f-878a-f22cf125cbaf" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_019e2d37-5caf-7891-95ad-2763370ea151" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e2d37-5caf-7e5a-8764-754cc2de2b13" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_019e2d37-5caf-748f-878a-f22cf125cbaf" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e2d37-5caf-7e5a-8764-754cc2de2b13" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/CondensedConsolidatedStatementsofComprehensiveLoss" xlink:type="simple" xlink:href="slab-20260704.xsd#CondensedConsolidatedStatementsofComprehensiveLoss"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/CondensedConsolidatedStatementsofComprehensiveLoss" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_019e2d37-5caf-740c-b671-9638db0b67e0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_019e2d37-5caf-7c4b-b633-949b2926b10c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_019e2d37-5caf-740c-b671-9638db0b67e0" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_019e2d37-5caf-7c4b-b633-949b2926b10c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_019e2d37-5caf-77ce-bc69-46fa562c9aea" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_019e2d37-5caf-740c-b671-9638db0b67e0" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_019e2d37-5caf-77ce-bc69-46fa562c9aea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_019e8b51-3495-7a59-926f-1d50aa9e8f2d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_019e2d37-5caf-740c-b671-9638db0b67e0" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_019e8b51-3495-7a59-926f-1d50aa9e8f2d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_019e8b51-3495-7c95-9208-6b9e64d41d5c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_019e2d37-5caf-740c-b671-9638db0b67e0" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_019e8b51-3495-7c95-9208-6b9e64d41d5c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019e2d37-5caf-79e5-90f4-339760e37571" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_019e2d37-5caf-726b-a986-4332b62aa72e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019e2d37-5caf-79e5-90f4-339760e37571" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_019e2d37-5caf-726b-a986-4332b62aa72e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_019e2d37-5caf-7d1b-b553-2e40012874e8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019e2d37-5caf-79e5-90f4-339760e37571" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_019e2d37-5caf-7d1b-b553-2e40012874e8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_019e2d37-5caf-74d3-8575-f23125842f02" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019e2d37-5caf-76a7-be2f-0a1c1789cf8f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019e2d37-5caf-74d3-8575-f23125842f02" xlink:to="loc_us-gaap_NetIncomeLoss_019e2d37-5caf-76a7-be2f-0a1c1789cf8f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019e2d37-5caf-7f73-9292-c12fe09273f1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019e2d37-5caf-74d3-8575-f23125842f02" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019e2d37-5caf-7f73-9292-c12fe09273f1" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/CondensedConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="slab-20260704.xsd#CondensedConsolidatedStatementsofCashFlows"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/CondensedConsolidatedStatementsofCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e2d37-5caf-7b2e-a5a4-b58c818b1830" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireMarketableSecurities_019e2d37-5caf-702b-9656-fbd9ae741736" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquireMarketableSecurities"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e2d37-5caf-7b2e-a5a4-b58c818b1830" xlink:to="loc_us-gaap_PaymentsToAcquireMarketableSecurities_019e2d37-5caf-702b-9656-fbd9ae741736" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_ProceedsFromSaleOfMarketableSecurities_019e2d37-5caf-7c0e-b053-949e18d570ce" xlink:href="slab-20260704.xsd#slab_ProceedsFromSaleOfMarketableSecurities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e2d37-5caf-7b2e-a5a4-b58c818b1830" xlink:to="loc_slab_ProceedsFromSaleOfMarketableSecurities_019e2d37-5caf-7c0e-b053-949e18d570ce" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_ProceedsFromMaturityOfMarketableSecurities_019e2d37-5caf-7c0b-a2c4-f7a107deb840" xlink:href="slab-20260704.xsd#slab_ProceedsFromMaturityOfMarketableSecurities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e2d37-5caf-7b2e-a5a4-b58c818b1830" xlink:to="loc_slab_ProceedsFromMaturityOfMarketableSecurities_019e2d37-5caf-7c0b-a2c4-f7a107deb840" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_019e2d37-5caf-771a-9447-d8c8b54b9a11" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e2d37-5caf-7b2e-a5a4-b58c818b1830" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_019e2d37-5caf-771a-9447-d8c8b54b9a11" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_ProceedsFromCapitalRelatedGovernmentIncentives_019e2d37-5caf-7c1f-a04a-59fe9ed4b04e" xlink:href="slab-20260704.xsd#slab_ProceedsFromCapitalRelatedGovernmentIncentives"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e2d37-5caf-7b2e-a5a4-b58c818b1830" xlink:to="loc_slab_ProceedsFromCapitalRelatedGovernmentIncentives_019e2d37-5caf-7c1f-a04a-59fe9ed4b04e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019e2d37-5caf-7e97-8ab6-00d7ac8fc4e3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e2d37-5caf-785e-8f4a-f433677e729e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019e2d37-5caf-7e97-8ab6-00d7ac8fc4e3" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e2d37-5caf-785e-8f4a-f433677e729e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e2d37-5caf-7a67-b675-a9965044db3e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019e2d37-5caf-7e97-8ab6-00d7ac8fc4e3" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e2d37-5caf-7a67-b675-a9965044db3e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e2d37-5caf-76de-bcc7-89649ff7eb09" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019e2d37-5caf-7e97-8ab6-00d7ac8fc4e3" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e2d37-5caf-76de-bcc7-89649ff7eb09" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e2d37-5caf-78ad-adb9-6fd2706c00af" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_019e8bb4-16d9-7d80-b89a-2e30878fb81a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e2d37-5caf-78ad-adb9-6fd2706c00af" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_019e8bb4-16d9-7d80-b89a-2e30878fb81a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_019e2d37-5caf-7101-b4d3-537b2d7809c5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e2d37-5caf-78ad-adb9-6fd2706c00af" xlink:to="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_019e2d37-5caf-7101-b4d3-537b2d7809c5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e2d37-5caf-71d2-9ec7-f3e577dc6fd2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_AmortizationOfIntangiblesAndOtherAssets_019e2d37-5caf-7606-a2c9-a46df16b909a" xlink:href="slab-20260704.xsd#slab_AmortizationOfIntangiblesAndOtherAssets"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e2d37-5caf-71d2-9ec7-f3e577dc6fd2" xlink:to="loc_slab_AmortizationOfIntangiblesAndOtherAssets_019e2d37-5caf-7606-a2c9-a46df16b909a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019e2d37-5caf-71d1-81b8-9f1ddb2bb990" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e2d37-5caf-71d2-9ec7-f3e577dc6fd2" xlink:to="loc_us-gaap_NetIncomeLoss_019e2d37-5caf-71d1-81b8-9f1ddb2bb990" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_019e2d37-5caf-7ce0-929a-c6f3881d25be" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInInventories"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e2d37-5caf-71d2-9ec7-f3e577dc6fd2" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_019e2d37-5caf-7ce0-929a-c6f3881d25be" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_IncreaseDecreaseInOtherCurrentLiabilitiesAndIncomeTaxes_019e2d37-5caf-7cb1-b1e6-89b82a7ac965" xlink:href="slab-20260704.xsd#slab_IncreaseDecreaseInOtherCurrentLiabilitiesAndIncomeTaxes"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e2d37-5caf-71d2-9ec7-f3e577dc6fd2" xlink:to="loc_slab_IncreaseDecreaseInOtherCurrentLiabilitiesAndIncomeTaxes_019e2d37-5caf-7cb1-b1e6-89b82a7ac965" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Depreciation_019e2d37-5caf-7454-a038-2dc9364a2d49" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Depreciation"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e2d37-5caf-71d2-9ec7-f3e577dc6fd2" xlink:to="loc_us-gaap_Depreciation_019e2d37-5caf-7454-a038-2dc9364a2d49" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_019e2d37-5caf-7d98-96d1-1ab470633ea6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e2d37-5caf-71d2-9ec7-f3e577dc6fd2" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_019e2d37-5caf-7d98-96d1-1ab470633ea6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_019e2d37-5caf-74f6-8bdc-ef87b2d327c6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e2d37-5caf-71d2-9ec7-f3e577dc6fd2" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_019e2d37-5caf-74f6-8bdc-ef87b2d327c6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_019e2d37-5caf-7c94-84cd-c6ee38da1166" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e2d37-5caf-71d2-9ec7-f3e577dc6fd2" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_019e2d37-5caf-7c94-84cd-c6ee38da1166" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_019e2d37-5caf-7173-a373-d0366cae2c0e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e2d37-5caf-71d2-9ec7-f3e577dc6fd2" xlink:to="loc_us-gaap_ShareBasedCompensation_019e2d37-5caf-7173-a373-d0366cae2c0e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_IncreaseDecreaseInDeferredRevenueAndReturnsLiability_019e2d37-5caf-786c-87bd-154b96fdf7cc" xlink:href="slab-20260704.xsd#slab_IncreaseDecreaseInDeferredRevenueAndReturnsLiability"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e2d37-5caf-71d2-9ec7-f3e577dc6fd2" xlink:to="loc_slab_IncreaseDecreaseInDeferredRevenueAndReturnsLiability_019e2d37-5caf-786c-87bd-154b96fdf7cc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_019e2d37-5caf-75cb-abc5-47e227f8b567" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e2d37-5caf-71d2-9ec7-f3e577dc6fd2" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_019e2d37-5caf-75cb-abc5-47e227f8b567" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxesAndTaxCredits_019e2d37-5caf-76da-a9fa-ccf0f73721a6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredIncomeTaxesAndTaxCredits"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e2d37-5caf-71d2-9ec7-f3e577dc6fd2" xlink:to="loc_us-gaap_DeferredIncomeTaxesAndTaxCredits_019e2d37-5caf-76da-a9fa-ccf0f73721a6" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/EarningsLossPerShareScheduleofComputationofBasicandDilutedEarningsPerShareDetails" xlink:type="simple" xlink:href="slab-20260704.xsd#EarningsLossPerShareScheduleofComputationofBasicandDilutedEarningsPerShareDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/EarningsLossPerShareScheduleofComputationofBasicandDilutedEarningsPerShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019e2d37-5caf-7c37-9d30-4af59dcddbc9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_019e2d37-5caf-715c-9bb7-825742b9299a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019e2d37-5caf-7c37-9d30-4af59dcddbc9" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_019e2d37-5caf-715c-9bb7-825742b9299a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019e2d37-5caf-74af-a8ba-64f4b193df92" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019e2d37-5caf-7c37-9d30-4af59dcddbc9" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019e2d37-5caf-74af-a8ba-64f4b193df92" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/FairValueofFinancialInstrumentsScheduleofValuationoftheFinancialInstrumentsDetails" xlink:type="simple" xlink:href="slab-20260704.xsd#FairValueofFinancialInstrumentsScheduleofValuationoftheFinancialInstrumentsDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/FairValueofFinancialInstrumentsScheduleofValuationoftheFinancialInstrumentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_019e2d37-5caf-7331-b7f8-0887b5898a37" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_019e2d37-5caf-74f2-bd4a-85cd3f151f35" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_019e2d37-5caf-7331-b7f8-0887b5898a37" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_019e2d37-5caf-74f2-bd4a-85cd3f151f35" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_ShortTermInvestmentsFairValueDisclosure_019e2d37-5caf-7880-ac67-f6aa120e11b1" xlink:href="slab-20260704.xsd#slab_ShortTermInvestmentsFairValueDisclosure"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_019e2d37-5caf-7331-b7f8-0887b5898a37" xlink:to="loc_slab_ShortTermInvestmentsFairValueDisclosure_019e2d37-5caf-7880-ac67-f6aa120e11b1" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/FairValueofFinancialInstrumentsScheduleofComponentsofAvailableforSaleInvestmentsDetails" xlink:type="simple" xlink:href="slab-20260704.xsd#FairValueofFinancialInstrumentsScheduleofComponentsofAvailableforSaleInvestmentsDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/FairValueofFinancialInstrumentsScheduleofComponentsofAvailableforSaleInvestmentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsAndShortTermInvestments_019e2d37-5caf-7ff8-91ef-4c89eed42791" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsAndShortTermInvestments"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019e2d37-5caf-71bf-ad7f-2c7e5b6cbf4d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsAndShortTermInvestments_019e2d37-5caf-7ff8-91ef-4c89eed42791" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019e2d37-5caf-71bf-ad7f-2c7e5b6cbf4d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashEquivalentsAtCarryingValue_019e2d37-5caf-70f5-bfd0-417974add656" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsAndShortTermInvestments_019e2d37-5caf-7ff8-91ef-4c89eed42791" xlink:to="loc_us-gaap_CashEquivalentsAtCarryingValue_019e2d37-5caf-70f5-bfd0-417974add656" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_DebtSecuritiesAvailableForSaleAndCashEquivalentsFairValue_019e2d37-5caf-716e-9dcd-c4014ea346e8" xlink:href="slab-20260704.xsd#slab_DebtSecuritiesAvailableForSaleAndCashEquivalentsFairValue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019e2d37-5caf-7204-9cb1-cdca586d8e84" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_slab_DebtSecuritiesAvailableForSaleAndCashEquivalentsFairValue_019e2d37-5caf-716e-9dcd-c4014ea346e8" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019e2d37-5caf-7204-9cb1-cdca586d8e84" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_019e2d37-5caf-75b6-9f48-858f6c7fb3a5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_slab_DebtSecuritiesAvailableForSaleAndCashEquivalentsFairValue_019e2d37-5caf-716e-9dcd-c4014ea346e8" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_019e2d37-5caf-75b6-9f48-858f6c7fb3a5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019e2d37-5caf-7d37-9a15-eddc576ecc0a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_019e2d37-5caf-7181-9bbe-9517c583c65a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019e2d37-5caf-7d37-9a15-eddc576ecc0a" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_019e2d37-5caf-7181-9bbe-9517c583c65a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019e2d37-5caf-7e7e-863c-de7f47de181d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019e2d37-5caf-7d37-9a15-eddc576ecc0a" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019e2d37-5caf-7e7e-863c-de7f47de181d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_019e2d37-5caf-791a-98ae-d67d165eae10" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019e2d37-5caf-7d37-9a15-eddc576ecc0a" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_019e2d37-5caf-791a-98ae-d67d165eae10" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/FairValueofFinancialInstrumentsScheduleofComponentsofAvailableforSaleInvestmentsDetails_1" xlink:type="simple" xlink:href="slab-20260704.xsd#FairValueofFinancialInstrumentsScheduleofComponentsofAvailableforSaleInvestmentsDetails_1"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/FairValueofFinancialInstrumentsScheduleofComponentsofAvailableforSaleInvestmentsDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsAndShortTermInvestments_019e2d37-5caf-70a2-a296-00df66c0d1ce" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsAndShortTermInvestments"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_019e2d37-5caf-71f9-95c5-ec1cf493254d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsAndShortTermInvestments_019e2d37-5caf-70a2-a296-00df66c0d1ce" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_019e2d37-5caf-71f9-95c5-ec1cf493254d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_019e2d37-5caf-7554-85ec-1f92f56faec5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsAndShortTermInvestments_019e2d37-5caf-70a2-a296-00df66c0d1ce" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_019e2d37-5caf-7554-85ec-1f92f56faec5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_DebtSecuritiesAvailableForSaleAndCashEquivalentsFairValue_019e2d37-5caf-77e3-aa2d-40993cb02908" xlink:href="slab-20260704.xsd#slab_DebtSecuritiesAvailableForSaleAndCashEquivalentsFairValue"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsAndShortTermInvestments_019e2d37-5caf-70a2-a296-00df66c0d1ce" xlink:to="loc_slab_DebtSecuritiesAvailableForSaleAndCashEquivalentsFairValue_019e2d37-5caf-77e3-aa2d-40993cb02908" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/FairValueofFinancialInstrumentsScheduleofContractualUnderlyingMaturitiesDetails" xlink:type="simple" xlink:href="slab-20260704.xsd#FairValueofFinancialInstrumentsScheduleofContractualUnderlyingMaturitiesDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/FairValueofFinancialInstrumentsScheduleofContractualUnderlyingMaturitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019e2d37-5cb0-7368-a25a-99e432630e0b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_019e2d37-5cb0-778a-8395-049a9454edc3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019e2d37-5cb0-7368-a25a-99e432630e0b" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_019e2d37-5cb0-778a-8395-049a9454edc3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_019e2d37-5cb0-7db4-931c-93b059816f54" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019e2d37-5cb0-7368-a25a-99e432630e0b" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_019e2d37-5cb0-7db4-931c-93b059816f54" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019e2d37-5cb0-7089-ac21-1976492680ae" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_019e2d37-5cb0-70c3-a317-3f5654368cbe" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019e2d37-5cb0-7089-ac21-1976492680ae" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_019e2d37-5cb0-70c3-a317-3f5654368cbe" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_019e2d37-5cb0-7ad7-829c-65a83500470c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019e2d37-5cb0-7089-ac21-1976492680ae" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_019e2d37-5cb0-7ad7-829c-65a83500470c" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/FairValueofFinancialInstrumentsScheduleofUnrealizedGainsandLossesDetails" xlink:type="simple" xlink:href="slab-20260704.xsd#FairValueofFinancialInstrumentsScheduleofUnrealizedGainsandLossesDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/FairValueofFinancialInstrumentsScheduleofUnrealizedGainsandLossesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_019e2d37-5cb0-79dc-808a-a0960835c079" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_019e2d37-5cb0-7be3-a51b-89c7e61f041a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_019e2d37-5cb0-79dc-808a-a0960835c079" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_019e2d37-5cb0-7be3-a51b-89c7e61f041a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_019e2d37-5cb0-7385-be0a-7d5df19bf0e3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_019e2d37-5cb0-79dc-808a-a0960835c079" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_019e2d37-5cb0-7385-be0a-7d5df19bf0e3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_019e2d37-5cb0-7b0a-9243-ebc46b26f37c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_019e2d37-5cb0-7fc1-9aab-b4395fc22f03" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_019e2d37-5cb0-7b0a-9243-ebc46b26f37c" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_019e2d37-5cb0-7fc1-9aab-b4395fc22f03" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_019e2d37-5cb0-7cb4-ac09-955245f0555c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_019e2d37-5cb0-7b0a-9243-ebc46b26f37c" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_019e2d37-5cb0-7cb4-ac09-955245f0555c" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/SupplementalInformationDetails" xlink:type="simple" xlink:href="slab-20260704.xsd#SupplementalInformationDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/SupplementalInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_019e2d37-5cb0-7611-ab9e-821ebefd528f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryWorkInProcess_019e2d37-5cb0-7e83-b8d0-1a75348d7745" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryWorkInProcess"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_019e2d37-5cb0-7611-ab9e-821ebefd528f" xlink:to="loc_us-gaap_InventoryWorkInProcess_019e2d37-5cb0-7e83-b8d0-1a75348d7745" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryFinishedGoods_019e2d37-5cb0-7f64-921d-2e5dcc65ad40" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryFinishedGoods"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_019e2d37-5cb0-7611-ab9e-821ebefd528f" xlink:to="loc_us-gaap_InventoryFinishedGoods_019e2d37-5cb0-7f64-921d-2e5dcc65ad40" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/StockBasedCompensationScheduleofStockBasedCompensationCostsRecognizedintheCondensedConsolidatedStatementsofIncomeDetails" xlink:type="simple" xlink:href="slab-20260704.xsd#StockBasedCompensationScheduleofStockBasedCompensationCostsRecognizedintheCondensedConsolidatedStatementsofIncomeDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/StockBasedCompensationScheduleofStockBasedCompensationCostsRecognizedintheCondensedConsolidatedStatementsofIncomeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax_019e2d37-5cb0-7dc5-91c5-7556a6ee5741" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_019e2d37-5cb0-7444-bf49-aae00709cdd1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax_019e2d37-5cb0-7dc5-91c5-7556a6ee5741" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_019e2d37-5cb0-7444-bf49-aae00709cdd1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_019e2d37-5cb0-71e2-adc7-0b8a299f0a9e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax_019e2d37-5cb0-7dc5-91c5-7556a6ee5741" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_019e2d37-5cb0-71e2-adc7-0b8a299f0a9e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.silabs.com/role/SegmentInformationScheduleofSegmentReportingInformationbySegmentDetails" xlink:type="simple" xlink:href="slab-20260704.xsd#SegmentInformationScheduleofSegmentReportingInformationbySegmentDetails"/>
  <link:calculationLink xlink:role="http://www.silabs.com/role/SegmentInformationScheduleofSegmentReportingInformationbySegmentDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019e2d37-5cb0-7ddc-991d-47ed8ade400e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_EmployeeBaseCompensationSellingGeneralAndAdministrativeExpense_019e2d37-5cb0-7652-854d-beeef722a85e" xlink:href="slab-20260704.xsd#slab_EmployeeBaseCompensationSellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019e2d37-5cb0-7ddc-991d-47ed8ade400e" xlink:to="loc_slab_EmployeeBaseCompensationSellingGeneralAndAdministrativeExpense_019e2d37-5cb0-7652-854d-beeef722a85e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherSellingGeneralAndAdministrativeExpense_019e2d37-5cb0-7a13-a6b9-23280b5e56c1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherSellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_SellingGeneralAndAdministrativeExpense_019e2d37-5cb0-7ddc-991d-47ed8ade400e" xlink:to="loc_us-gaap_OtherSellingGeneralAndAdministrativeExpense_019e2d37-5cb0-7a13-a6b9-23280b5e56c1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_019e2d37-5cb0-76ae-b099-078aff9a5cd3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:loc xlink:type="locator" xlink:label="loc_slab_EmployeeBaseCompensationResearchAndDevelopmentExpense_019e2d37-5cb0-73dc-8345-8aeeb542291b" xlink:href="slab-20260704.xsd#slab_EmployeeBaseCompensationResearchAndDevelopmentExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ResearchAndDevelopmentExpense_019e2d37-5cb0-76ae-b099-078aff9a5cd3" xlink:to="loc_slab_EmployeeBaseCompensationResearchAndDevelopmentExpense_019e2d37-5cb0-73dc-8345-8aeeb542291b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherResearchAndDevelopmentExpense_019e2d37-5cb0-735b-bb04-c238f2f2c04e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherResearchAndDevelopmentExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ResearchAndDevelopmentExpense_019e2d37-5cb0-76ae-b099-078aff9a5cd3" xlink:to="loc_us-gaap_OtherResearchAndDevelopmentExpense_019e2d37-5cb0-735b-bb04-c238f2f2c04e" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
