TDA74193BANDCARAUDIOPROCESSOR1■■■■■■■FEATURES4STEREOINPUTSSOFTSTEPVOLUMEBASS,MIDDLE,TREBLEANDLOUDNESSDIRECTMUTEANDSOFTMUTEFOURINDEPENDENTSPEAKEROUTPUTSSUBWOOFEROUTPUTSOFTSTEPSPEAKER/SUBWOOFERCONTROL7BANDSSPECTRUMANALYZERDIGITALCONTROL:–I2C-BUSINTERFACEFigure1.PackageSO-28Table1.OrderCodesPartNumberTDA7419TDA7419TRPackageSO-28SO-28inTape&Reel■■2DESCRIPTIONTheTDA7419isahighperformancesignalprocessorspecificallydesignedforcarradioapplicati***.ThedeviceincludesahighperformanceaudioproFigure2.BlockDiagramSAOUTS***KMUTEcessorwithfullyintegratedaudiofilters.Thedigitalcontrolallowsprogramminginawiderangeoffiltercharacteristics.BytheuseofBICMOS-processandlinearsignalprocessinglowdistortionandlownoiseareobtained.ACOUTL/AC2OUTLACOUTR/AC2OUTRACINL/FI***ACINR/FILORSpectrumAnalyzerDIFFLDIFFGDIFFRSE1LINPUTSoftstepMonoFaderInGainAutoZeroLoudnessSoftMuteSoftstepVolumeHPFTrebleMiddleBassMixOUTLFSoftstepMonoFaderHPFMixOUTRFSE1RSE2LSE2RMULTIPLEXERSoftstepMonoFaderOUTLRSoftstepMonoFaderOUTRROUTSW/OUTLR2MIX/OUTSW/OUTRR2SubwooferLPFSoftstepMonoFaderSoftstepMonoFaderSUPPLYDIGITALCONTROLI2CBUSVDDGNDCREFVREFOUTFSCLSDAAC2INL/SE3LAC2INR/SE3RMarch2005Rev.21/30TDA7419Table2.SupplySymbolVsIsSVRRParameterSupplyVoltageSupplyCurrentRippleRej……电话：0755-36921086传真：0755-81796430手机：13027925162小陈***:1502248235电子邮箱：m13027925162@)