<SEC-DOCUMENT>0001104659-20-043415.txt : 20200406
<SEC-HEADER>0001104659-20-043415.hdr.sgml : 20200406
<ACCEPTANCE-DATETIME>20200406081820
ACCESSION NUMBER:		0001104659-20-043415
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20200406
DATE AS OF CHANGE:		20200406
EFFECTIVENESS DATE:		20200406

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SILICON LABORATORIES INC.
		CENTRAL INDEX KEY:			0001038074
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				742793174
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1228

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-29823
		FILM NUMBER:		20775810

	BUSINESS ADDRESS:	
		STREET 1:		400 W CESAR CHAVEZ
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78701
		BUSINESS PHONE:		5124168500

	MAIL ADDRESS:	
		STREET 1:		400 W CESAR CHAVEZ
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78701

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SILICON LABORATORIES INC
		DATE OF NAME CHANGE:	20000105
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>tm2014465-1_defa14a.htm
<DESCRIPTION>DEFA 14A
<TEXT>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>UNITED STATES</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SECURITIES AND EXCHANGE COMMISSION</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Washington, D.C. 20549</B>&nbsp;</P>



<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SCHEDULE 14A INFORMATION</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Proxy Statement Pursuant to Section&nbsp;14(a)
of the Securities</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Exchange Act of 1934 (Amendment No. &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)</B>&nbsp;</P>



<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Filed by the Registrant&nbsp;&nbsp;<FONT STYLE="font-family: Wingdings">&#120;</FONT>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Filed
by a Party other than the Registrant&nbsp;&nbsp;<FONT STYLE="font-family: Wingdings">&#168;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Check the appropriate box:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; border-collapse: collapse">
<TR>
    <TD STYLE="width: 4%">&nbsp;</TD>
    <TD STYLE="vertical-align: bottom; width: 1%">&nbsp;</TD>
    <TD STYLE="width: 95%">&nbsp;</TD></TR>
<TR>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><FONT STYLE="font-family: Wingdings">&#168;</FONT></FONT></TD>
    <TD STYLE="vertical-align: bottom">&nbsp;</TD>
    <TD STYLE="vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Preliminary Proxy Statement</FONT></TD></TR>
<TR>
    <TD>&nbsp;</TD>
    <TD COLSPAN="2">&nbsp;</TD></TR>
<TR>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><FONT STYLE="font-family: Wingdings">&#168;</FONT></FONT></TD>
    <TD STYLE="vertical-align: bottom">&nbsp;</TD>
    <TD STYLE="vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))</B></FONT></TD></TR>
<TR>
    <TD>&nbsp;</TD>
    <TD COLSPAN="2">&nbsp;</TD></TR>
<TR>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><FONT STYLE="font-family: Wingdings">&#168;</FONT></FONT></TD>
    <TD STYLE="vertical-align: bottom">&nbsp;</TD>
    <TD STYLE="vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Definitive Proxy Statement</FONT></TD></TR>
<TR>
    <TD>&nbsp;</TD>
    <TD COLSPAN="2">&nbsp;</TD></TR>
<TR>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><FONT STYLE="font-family: Wingdings">&#120;</FONT></FONT></TD>
    <TD STYLE="vertical-align: bottom">&nbsp;</TD>
    <TD STYLE="vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Definitive Additional Materials</FONT></TD></TR>
<TR>
    <TD>&nbsp;</TD>
    <TD COLSPAN="2">&nbsp;</TD></TR>
<TR>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><FONT STYLE="font-family: Wingdings">&#168;</FONT></FONT></TD>
    <TD STYLE="vertical-align: bottom">&nbsp;</TD>
    <TD STYLE="vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Soliciting Material Pursuant to &sect;240.14a-12</FONT></TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Silicon&nbsp;Laboratories Inc.</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>(Name of Registrant as Specified In Its
Charter)</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>(Name of Person(s) Filing Proxy Statement,
if other than the Registrant)</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Payment of Filing Fee (Check the appropriate box):</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR>
<TD>&nbsp;</TD>
<TD>&nbsp;</TD>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD COLSPAN="2">&nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: top; padding-right: 0.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-family: Wingdings">&#120;</FONT></FONT></TD>
<TD COLSPAN="4" STYLE="vertical-align: top; padding-right: 2.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">No fee required.</FONT></TD></TR>
<TR>
<TD>&nbsp;</TD>
<TD COLSPAN="4">&nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: top; padding-right: 0.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-family: Wingdings">&#168;</FONT></FONT></TD>
<TD COLSPAN="4" STYLE="vertical-align: top; padding-right: 2.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and 0-11.</FONT></TD></TR>
<TR>
<TD>&nbsp;</TD>
<TD>&nbsp;</TD>
<TD COLSPAN="3">&nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD STYLE="vertical-align: top; padding-right: 0.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">(1)</FONT></TD>
<TD STYLE="vertical-align: bottom; padding-right: 0.8pt">&nbsp;</TD>
<TD COLSPAN="2" STYLE="vertical-align: top">Title of each class of securities to which transaction applies:&nbsp;N/A&nbsp; &nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD STYLE="vertical-align: top; padding-right: 0.8pt">&nbsp;</TD>
<TD STYLE="vertical-align: bottom; padding-right: 0.8pt">&nbsp;</TD>
<TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid; vertical-align: top">&nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD STYLE="vertical-align: top; padding-right: 0.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">(2)</FONT></TD>
<TD STYLE="vertical-align: bottom; padding-right: 0.8pt">&nbsp;</TD>
<TD COLSPAN="2" STYLE="vertical-align: top">Aggregate number of securities to which transaction applies:&nbsp;N/A&nbsp; &nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD STYLE="vertical-align: top; padding-right: 0.8pt">&nbsp;</TD>
<TD STYLE="vertical-align: bottom; padding-right: 0.8pt">&nbsp;</TD>
<TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid; vertical-align: top">&nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD STYLE="vertical-align: top; padding-right: 0.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">(3)</FONT></TD>
<TD STYLE="vertical-align: bottom; padding-right: 0.8pt">&nbsp;</TD>
<TD COLSPAN="2" STYLE="vertical-align: top">Per unit price or other underlying value of transaction computed pursuant to Exchange Act Rule 0-11 (set forth the amount on which the filing fee is calculated and state how it was determined): N/A&nbsp; &nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD STYLE="vertical-align: top; padding-right: 0.8pt">&nbsp;</TD>
<TD STYLE="vertical-align: bottom; padding-right: 0.8pt">&nbsp;</TD>
<TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid; vertical-align: top">&nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD STYLE="vertical-align: top; padding-right: 0.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">(4)</FONT></TD>
<TD STYLE="vertical-align: bottom; padding-right: 0.8pt">&nbsp;</TD>
<TD COLSPAN="2" STYLE="vertical-align: top">Proposed maximum aggregate value of transaction:&nbsp;N/A&nbsp; &nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD STYLE="vertical-align: top; padding-right: 0.8pt">&nbsp;</TD>
<TD STYLE="vertical-align: bottom; padding-right: 0.8pt">&nbsp;</TD>
<TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid; vertical-align: top">&nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD STYLE="vertical-align: top; padding-right: 0.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">(5)</FONT></TD>
<TD STYLE="vertical-align: bottom; padding-right: 0.8pt">&nbsp;</TD>
<TD COLSPAN="2" STYLE="vertical-align: top">Total fee paid:&nbsp;N/A&nbsp; &nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD STYLE="vertical-align: top; padding-right: 0.8pt">&nbsp;</TD>
<TD STYLE="vertical-align: bottom; padding-right: 0.8pt">&nbsp;</TD>
<TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid; vertical-align: top">&nbsp;</TD></TR>
<TR>
<TD>&nbsp;</TD>
<TD COLSPAN="4">&nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: top; padding-right: 0.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-family: Wingdings">&#168;</FONT></FONT></TD>
<TD COLSPAN="4" STYLE="vertical-align: top; padding-right: 2.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">Fee paid previously with preliminary materials.</FONT></TD></TR>
<TR>
<TD>&nbsp;</TD>
<TD COLSPAN="4">&nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: top; padding-right: 0.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-family: Wingdings">&#168;</FONT></FONT></TD>
<TD COLSPAN="4" STYLE="vertical-align: top; padding-right: 2.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the Form or Schedule and the date of its filing:</FONT></TD></TR>
<TR>
<TD>&nbsp;</TD>
<TD>&nbsp;</TD>
<TD COLSPAN="2">&nbsp;</TD>
<TD STYLE="padding-bottom: 8pt">&nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD STYLE="vertical-align: top; padding-right: 0.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">(1)</FONT></TD>
<TD STYLE="vertical-align: bottom; padding-right: 0.8pt">&nbsp;</TD>
<TD COLSPAN="2" STYLE="vertical-align: top">Amount previously paid:&nbsp;N/A&nbsp; &nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD STYLE="vertical-align: top; padding-right: 0.8pt">&nbsp;</TD>
<TD STYLE="vertical-align: bottom; padding-right: 0.8pt">&nbsp;</TD>
<TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid; vertical-align: top">&nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD STYLE="vertical-align: top; padding-right: 0.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">(2)</FONT></TD>
<TD STYLE="vertical-align: bottom; padding-right: 0.8pt">&nbsp;</TD>
<TD COLSPAN="2" STYLE="vertical-align: top">Form, Schedule or Registration Statement No.:&nbsp;N/A&nbsp; &nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD STYLE="vertical-align: top; padding-right: 0.8pt">&nbsp;</TD>
<TD STYLE="vertical-align: bottom; padding-right: 0.8pt">&nbsp;</TD>
<TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid; vertical-align: top">&nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD STYLE="vertical-align: top; padding-right: 0.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">(3)</FONT></TD>
<TD STYLE="vertical-align: bottom; padding-right: 0.8pt">&nbsp;</TD>
<TD COLSPAN="2" STYLE="vertical-align: top">Filing party:&nbsp;N/A&nbsp; &nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD STYLE="vertical-align: top; padding-right: 0.8pt">&nbsp;</TD>
<TD STYLE="vertical-align: bottom; padding-right: 0.8pt">&nbsp;</TD>
<TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid; vertical-align: top">&nbsp;</TD></TR>
<TR>
<TD STYLE="vertical-align: bottom">&nbsp;</TD>
<TD STYLE="vertical-align: top; padding-right: 0.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">(4)</FONT></TD>
<TD STYLE="vertical-align: bottom; padding-right: 0.8pt">&nbsp;</TD>
<TD COLSPAN="2" STYLE="vertical-align: top; padding-right: 0.8pt"><FONT STYLE="font: 10pt Times New Roman, Times, Serif">Date Filed:&nbsp;N/A&nbsp;&nbsp;&nbsp;&nbsp;</FONT></TD></TR>
<TR>
<TD STYLE="width: 4%">&nbsp;</TD>
<TD STYLE="width: 4%">&nbsp;</TD>
<TD STYLE="width: 1%">&nbsp;</TD>
<TD STYLE="width: 90%">&nbsp;</TD>
<TD STYLE="width: 1%">&nbsp;</TD></TR>
</TABLE>



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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Silicon&nbsp;Laboratories Inc.</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">400 West Cesar Chavez</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white">Austin, Texas 78701</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>ADDITIONAL INFORMATION REGARDING<BR>
THE ANNUAL MEETING OF STOCKHOLDERS<BR>
TO BE HELD ON APRIL 21, 2020</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: left; text-indent: 0.5in">Silicon Laboratories
Inc. (the &ldquo;Company&rdquo;) is providing this supplement to the proxy statement (the &ldquo;Proxy Statement&rdquo;) that the
Company furnished to its stockholders in connection with the solicitation of proxies by the Board of Directors of the Company for
the Annual Meeting of the Stockholders of the Company to be held on April 21, 2020 at 9:00 a.m. Central Time. This supplement to
the Proxy Statement is being filed with the Securities and Exchange Commission and made available to stockholders on April 6, 2020.
Only stockholders of record on the close of business on February 26, 2020 (the &ldquo;Record Date&rdquo;) are entitled to receive
notice of and to vote at the Annual Meeting.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; margin: 0pt 0"><B>THIS SUPPLEMENT CONTAINS IMPORTANT ADDITIONAL INFORMATION
AND SHOULD BE READ IN CONJUNCTION WITH THE PROXY STATEMENT.</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>NOTICE OF CHANGE OF LOCATION</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>OF ANNUAL MEETING OF STOCKHOLDERS</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>TO BE HELD ON APRIL 21, 2020</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">To the Stockholders of Silicon Laboratories Inc.:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Due to the ongoing public health impact of the novel coronavirus,
NOTICE IS HEREBY GIVEN that the location of the Annual Meeting of Stockholders of the Company has been changed. As previously announced,
the Annual Meeting will be held on Tuesday, April 21, 2020 at 9:00 a.m. Central Time. Due to public health concerns regarding the
novel coronavirus outbreak, the Annual Meeting will be held in a&nbsp;virtual&nbsp;meeting format only.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">As described in the proxy materials for the Annual Meeting previously
distributed, you are entitled to participate in the Annual Meeting if you were a shareholder as of the close of business on the
Record Date, or hold a legal proxy for the meeting provided by your bank, broker or nominee. The Annual Meeting will be held at
www.virtualshareholdermeeting.com/SLAB2020. To attend and vote at the Annual Meeting, you must enter the 16-digit control number
found on your proxy card, voting instruction form or notice you previously received. Questions may be submitted online during the
Annual Meeting. A list of shareholders of record will be available during the virtual Annual Meeting for inspection by stockholders
for any legally valid purpose related to the Annual Meeting at www.virtualshareholdermeeting.com/SLAB2020.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Whether or not you plan to attend the Annual Meeting, we urge
you to vote and submit your proxy in advance of the meeting by one of the methods described in the proxy materials for the Annual
Meeting. The proxy card included with the proxy materials previously distributed will not be updated to reflect the change in location
and may continue to be used to vote your shares in connection with the Annual Meeting.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="background-color: white"><B>IF YOU HAVE ALREADY
VOTED AND DO NOT WISH TO CHANGE YOUR VOTE, YOU DO NOT NEED TO DO ANYTHING. YOUR VOTE WILL BE TABULATED AS YOU INSTRUCTED.</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">By Order of the Board of Directors,</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt"><IMG SRC="tm2014465-1_defa14aimg01.jpg" ALT="">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">N&eacute;stor Ho<BR>
Chief Legal Officer, Vice President and Corporate Secretary<BR>
April 6, 2020</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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