<SEC-DOCUMENT>0000855658-21-000246.txt : 20211105
<SEC-HEADER>0000855658-21-000246.hdr.sgml : 20211105
<ACCEPTANCE-DATETIME>20211105192555
ACCESSION NUMBER:		0000855658-21-000246
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20211103
FILED AS OF DATE:		20211105
DATE AS OF CHANGE:		20211105

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Feanny Tracy Ann
		CENTRAL INDEX KEY:			0001891117

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-18032
		FILM NUMBER:		211386147

	MAIL ADDRESS:	
		STREET 1:		3906 DRY CREEK DRIVE
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78731

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LATTICE SEMICONDUCTOR CORP
		CENTRAL INDEX KEY:			0000855658
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				930835214
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0101

	BUSINESS ADDRESS:	
		STREET 1:		5555 NE MOORE CT
		CITY:			HILLSBORO
		STATE:			OR
		ZIP:			97124
		BUSINESS PHONE:		5032688000

	MAIL ADDRESS:	
		STREET 1:		5555 NE MOORE CT
		CITY:			HILLSBORO
		STATE:			OR
		ZIP:			97124
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgardoc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2021-11-03</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000855658</issuerCik>
        <issuerName>LATTICE SEMICONDUCTOR CORP</issuerName>
        <issuerTradingSymbol>LSCC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001891117</rptOwnerCik>
            <rptOwnerName>Feanny Tracy Ann</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>5555 NE MOORE COURT</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HILLSBORO</rptOwnerCity>
            <rptOwnerState>OR</rptOwnerState>
            <rptOwnerZipCode>97124</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP Corp, General Counsel</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <ownerSignature>
        <signatureName>By: Byron W. Milstead, Attorney in Fact For: Tracy Feanny</signatureName>
        <signatureDate>2021-11-05</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>lscc_tracy59poa6.txt
<DESCRIPTION>EDGAR SUPPORTING DOCUMENT
<TEXT>
POWER OF ATTORNEY
The undersigned, as a Section 16 reporting person of Lattice Semiconductor
Corporation (the "Company"), hereby constitutes and appoints
Byron W. Milstead and Sherri Luther, and each of them, the undersigned's
true and lawful attorney-in-fact to:
1. complete and execute Forms 3, 4 and 5 and other forms and all amendments
thereto as such attorney-in-fact shall in his or her discretion determine to
be required or advisable pursuant to Section 16 of the Securities and Exchange
Act of 1934 (as amended) and the rules and regulations promulgated thereunder,
or any successor laws and regulations, as a consequence of the undersigned's
ownership, acquisition or disposition of securities of the Company; and
2. do all acts necessary in order to file such forms with the Securities and
Exchange Commission, any securities exchange or national association, the
Company and such other person or agency as the attorney-in-fact shall deem
appropriate.
The undersigned hereby ratifies and confirms all that said attorneys-in-fact
and agents shall do or cause to be done by virtue hereof. The undersigned
acknowledges that the foregoing attorneys in-fact, in serving in such capacity
at the request of the undersigned, are not assuming, nor is the Company
assuming, any of the undersigned's responsibilities to comply with Section 16
of the Securities Exchange Act of 1934 (as amended).
This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4 and 5 with respect to the
undersigned's holdings of and transactions in securities issued by the Company,
unless earlier revoked by the undersigned in a signed writing delivered to the
Company and the foregoing attorneys-in-fact.
IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of this 3rd day of November 2021.
/s/ Tracy Feanny
Tracy Feanny
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
