-----BEGIN PRIVACY-ENHANCED MESSAGE-----
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,
 MN/+viHPC2ptg5xI3a2XxRJy7zTPCsL19VSW4xr3eiasm/mDVxVfRDNdsPqv593/
 il56mRLAUw2w92Xf1DRPJA==

<SEC-DOCUMENT>0001309476-05-000056.txt : 20051012
<SEC-HEADER>0001309476-05-000056.hdr.sgml : 20051012
<ACCEPTANCE-DATETIME>20051012131717
ACCESSION NUMBER:		0001309476-05-000056
CONFORMED SUBMISSION TYPE:	3/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20051010
FILED AS OF DATE:		20051012
DATE AS OF CHANGE:		20051012

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			APPLIED MICRO CIRCUITS CORP
		CENTRAL INDEX KEY:			0000711065
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				942586591
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		6290 SEQUENCE DR
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
		BUSINESS PHONE:		6194509333

	MAIL ADDRESS:	
		STREET 1:		6290 SEQUENCE DRIVE
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GARGUS ROBERT
		CENTRAL INDEX KEY:			0001181062

	FILING VALUES:
		FORM TYPE:		3/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-23193
		FILM NUMBER:		051134499

	BUSINESS ADDRESS:	
		STREET 1:		SILICON IMAGE
		STREET 2:		1060 E ARQUES AVE
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94085
		BUSINESS PHONE:		8584509333

	MAIL ADDRESS:	
		STREET 1:		6290 SEQUENCE DRIVE
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
</SEC-HEADER>
<DOCUMENT>
<TYPE>3/A
<SEQUENCE>1
<FILENAME>edgardoc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3/A</documentType>

    <periodOfReport>2005-10-10</periodOfReport>

    <dateOfOriginalSubmission>2005-10-12</dateOfOriginalSubmission>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000711065</issuerCik>
        <issuerName>APPLIED MICRO CIRCUITS CORP</issuerName>
        <issuerTradingSymbol>AMCC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001181062</rptOwnerCik>
            <rptOwnerName>GARGUS ROBERT</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>6290 SEQUENCE DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN DIEGO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>92121</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>CFO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <ownerSignature>
        <signatureName>By: /s/Claudia Baranowski  For: Robert G. Gargus</signatureName>
        <signatureDate>2005-10-12</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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