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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 SlSx6rNHizT9/S5Cp3ePoaBvHmK+m1HMoLb6FenTmgOW3NEsJh0bIIVuc/v8dtxt
 3X9sFscXiH22WfIA0bX39w==

<SEC-DOCUMENT>9999999995-09-001856.txt : 20090706
<SEC-HEADER>9999999995-09-001856.hdr.sgml : 20090703
<ACCEPTANCE-DATETIME>20090706001514
ACCESSION NUMBER:		9999999995-09-001856
CONFORMED SUBMISSION TYPE:	EFFECT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20090702
DATE AS OF CHANGE:		20090706
EFFECTIVENESS DATE:		20090702

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PLX TECHNOLOGY INC
		CENTRAL INDEX KEY:			0000850579
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				943008334
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1116

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-159668
		FILM NUMBER:		09929261

	BUSINESS ADDRESS:	
		STREET 1:		870 MAUDE AVENUE
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94085
		BUSINESS PHONE:		4087749060

	MAIL ADDRESS:	
		STREET 1:		870 MAUDE AVENUE
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94085
</SEC-HEADER>
<DOCUMENT>
<TYPE>EFFECT
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0101</schemaVersion>

    <submissionType>EFFECT</submissionType>

    <act>33</act>

    <testOrLive>LIVE</testOrLive>

    <effectiveData>
        <finalEffectivenessDispDate>2009-07-02</finalEffectivenessDispDate>
        <finalEffectivenessDispTime>16:00:00</finalEffectivenessDispTime>
        <form>S-3</form>
        <filer>
            <cik>0000850579</cik>
            <entityName>PLX TECHNOLOGY INC</entityName>
            <fileNumber>333-159668</fileNumber>
        </filer>
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</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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