-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Ns7EnkCaQrTuiefhirLb3e0q0ULV3tvjjJ8w1hEo+jt/tGvDJnsvaIgcvFqcobEm
 xJk22ErusMvdC5ODaORG+g==

<SEC-DOCUMENT>0001140361-07-000236.txt : 20070103
<SEC-HEADER>0001140361-07-000236.hdr.sgml : 20070101
<ACCEPTANCE-DATETIME>20070103161030
ACCESSION NUMBER:		0001140361-07-000236
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070103
FILED AS OF DATE:		20070103
DATE AS OF CHANGE:		20070103

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Michels Ronald
		CENTRAL INDEX KEY:			0001384471

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-25662
		FILM NUMBER:		07504660

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		908-668-5000

	MAIL ADDRESS:	
		STREET 1:		141 MT. BETHEL ROAD
		CITY:			WARREN
		STATE:			NJ
		ZIP:			07059

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ANADIGICS INC
		CENTRAL INDEX KEY:			0000940332
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				222582106
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		141 MT. BETHEL ROAD
		CITY:			WARREN
		STATE:			NJ
		ZIP:			07059
		BUSINESS PHONE:		9086685000

	MAIL ADDRESS:	
		STREET 1:		141 MT. BETHEL ROAD
		CITY:			WARREN
		STATE:			NJ
		ZIP:			07059
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 3
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2007-01-03</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000940332</issuerCik>
        <issuerName>ANADIGICS INC</issuerName>
        <issuerTradingSymbol>ANAD</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001384471</rptOwnerCik>
            <rptOwnerName>Michels Ronald</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ANADIGICS, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>141 MT. BETHEL ROAD</rptOwnerStreet2>
            <rptOwnerCity>WARREN</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07059</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Sr. VP &amp;  GM Broadband</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>ANADIGICS, Inc. Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>184903</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Non-qualified Employee Stock Option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Non-qualified Employee Stock Option</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>160601</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Non-qualified options vest annually over a 3 year period with a 10 year life.  113,001 options are exercisable and 47,600 are currently unvested.  The options were issued at prices ranging from $5.33 - $8.84.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Ronald Michels</signatureName>
        <signatureDate>2007-01-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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