ALC888-DataSheet

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2020-03-31

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ALC888(ALC888-GR,ALC888DD-GR,ALC888H-GR,ALC888-VA2-GR,ALC888-VC2-GR)7.1+2CHANNELHIGHDEFINITIONAUDIOCODECDATASHEETRev.1.407April2008TrackID:JATR-1076-21RealtekSemiconductorCorp.No.2,InnovationRoadII,HsinchuSciencePark,Hsinchu300,TaiwanTel.:+886-3-578-0211.Fax:+886-3-577-6047:JATR-1076-21Rev.1.4COPYRIGHT©2008RealtekSemiconductorCorp.Allrightsreserved.Nopartofthisdocumentmaybereproduced,transmitted,transcribed,storedinaretrievalsystem,ortranslatedintoanylanguageinanyformorbyanymeanswithoutthewrittenpermissionofRealtekSemiconductorCorp.DISCLAIMERRealtekprovidesthisdocument“asis”,withoutwarrantyofanykind,neitherexpressednorimplied,including,butnotlimitedto,theparticularpurpose.Realtekmaymakeimprovementsand/orchangesinthisdocumentorintheproductdescribedinthisdocumentatanytime.Thisdocumentcouldincludetechnicalinaccuraciesortypographicalerrors.TRADEMARKSRealtekisatrademarkofRealtekSemiconductorCorporation.Othernamesmentionedinthisdocumentaretrademarks/registeredtrademarksoftheirrespectiveowners.USINGTHISDOCUMENTThisdocumentisintendedforthehardwareandsoftwareengineer’sgeneralinformationontheRealtekALC888AudioCodecICs.Thougheveryefforthasbeenmadetoensurethatthisdocumentiscurrentandaccurate,moreinformationmayhavebecomeavailablesubsequenttotheproductionofthisguide.Inthatevent,pleasecontactyourRealtekrepresentativeforadditionalinformationthatmayhelpinthedevelopmentprocess.REVISIONHISTORYRevisionReleaseDateSummary1.02006/4/25Firstrelease.1.12007/2/5Updatesection12OrderingInformation,page72.CorrectADCsupportdatainsection2.1HardwareFeatures,page2.1.22007/3/6AddpartALC888-VA2-GRinsection12OrderingInformation,page72.1.32007/11/21AddpartALC888-VC-GRinsection12OrderingInformation,page72.1.42008/04/07UpdateALC888versionCpartnumberinsection12OrderingInformation,page72.ALC888Datasheet7.1+2ChannelHighDefinitionAudioCodeciiiTrackID:JATR-1076-21Rev.1.4TableofContents1.GENERALDESCRIPTION...................................................................................................................................12.FEATURES..............................................................................................................................................................22.1.HARDWAREFEATURES................................................................................................................................................22.2.ALC888-VC-GRSPECIFICFEATURES........................................................................................................................32.3.SOFTWAREFEATURES.................................................................................................................................................33.SYSTEMAPPLICATIONS....................................................................................................................................44.BLOCKDIAGRAM................................................................................................................................................54.1.ANALOGINPUT/OUTPUTUNIT....................................................................................................................................65.PINASSIGNMENTS...............................................................................................................................................75.1.GREENPACKAGEANDVERSIONIDENTIFICATION.......................................................................................................76.PINDESCRIPTIONS..............................................................................................................................................86.1.DIGITALI/OPINS........................................................................................................................................................86.2.ANALOGI/OPINS.......................................................................................................................................................86.3.FILTER/REFERENCE/NC..............................................................................................................................................96.4.POWER/GROUND........................................................................................................................................................97.HIGHDEFINITIONAUDIOLINKPROTOCOL.............................................................................................107.1.LINKSIGNALS..........................................................................................................................................................107.1.1.SignalDefinitions.................................................................................................................................................117.1.2.SignalingTopology..............................................................................................................................................