High-Performance,Two-Channel,24-Bit,216kHz Sampling Multi ...

1 Burr Brown Productsfrom Texas InstrumentsPCM4222 FEATURESAPPLICATIONSPCM4222 SBAS399A OCTOBER2006 REVISEDMARCH2007 High-Performance,Two-Channel,24-Bit,216k HzSamplingMulti-BitDelta- sigmaanalog -to- DigitalConverter LowPowerDissipation: SupportsLinearPCM,1-BitDirectStream 305mWtypicalfor48kHzsamplingrateDigital( DSD),andMulti-BitModulatorOutput 330mWtypicalfor96kHzsamplingrateData 340mWtypicalfor192kHzsamplingrate SupportsPCMO utputSamplingRates LinearPhaseDigitalDecimationFilteringfro m8kHzto216kHz SelectfromClassicorLowGroupDelay Choosefrom64xor128xOversampledFilterResp onsesOutputRatesforDSD DigitalHigh-PassFilteringRemovesDCOffset DifferentialVoltageInputs LeftandRightChannelFiltersMayBe On-ChipVoltageReferenceImprovesPowerDisa bledIndependentlySupplyNoiseRejection PCMA udioSerialPortInterface DynamicPerformance: Multi -BitModulator SupportsLeft-Justified,I2S ,andTDM 6-BitModulatorDataDataFormats DynamicRange( 60dBinput,A-weighted): PCMO utputWordLengthReduction124dBtypical OverflowIndicatorsfortheLeftandRight DynamicRange( 60dBinput,20kHzChannelsBandwidth):122dBt ypical AnalogPowerSupply: TotalHarmonicDistortion+Noise+ ( 1dBinput,20kHzbandwidth): 108dB DigitalPowerSupply:typical+ DynamicPerformance:PCMO utputwith Power-DownMode:4mWtypical24-BitWordLengt h Package:TQFP-48,RoHScompliant DynamicRange( 60dBinput,A-weighted):123dBtypical DynamicRange( 60dBinput,20kHz DigitalAudioRecordersandbandwidth):121dB typicalMixingDesks TotalHarmonicDistortion+Noise DigitalLiveSoundConsoles( 1dBinput,20kHzbandwidth): 108dB DigitalAudioEffectsProcessorstypical SurroundSoundEncoders DynamicPerformance:DSDO utputwith AudioTestandMeasurement DynamicRange( 60dBinput,20kHz SonarSystemsbandwidth):121dBtypical High-PerformanceDataAcquisition TotalHarmonicDistortion+Noise( 1dBinput,20kHzbandwidth).

2 108dBtypicalPleasebeawarethatanimportant noticeconcerningavailability,standardwar ranty, 2006 2007, (1)PCM4222 SBAS399A OCTOBER2006 REVISEDMARCH2007 ThePCM4222isahigh-performance,two-channe lanalog-to-digital(A/D) ,thePCM4222supports24-bitlinearPCM,1-bit DirectStreamDigital(DSD), , ,linearphasedecimationfilteringenginesup portsClassicandLowGroupDelayfilterrespon ses, , ,PCMaudiodataformatsandwordlength,decima tionfilterresponse,high-passfilterdisabl e, ,thePCM4222addressespowerconcernswithjus tover300mWtypicaltotalpowerdissipation, + + ,digitalinterfacetransmitters, , ,seethePackageOptionAddendumattheendofth isdatasheet, :VCC1,VCC2 + + <(VDD+ )<+ +,VINL ,VINR+,VINR <(VCC+ )<+ (allpinsexceptpowerandground) 10mAAmbientoperatingtemperature 40 Cto+85 CStoragetemperature 65 Cto+150 C(1) :DIGITALandDYNAMICPERFORMANCEPCM4222 SBAS399A OCTOBER2006 REVISEDMARCH2007 AllspecificationsareatTA=+25 C,VCC1=VCC2=+ + (AppliestoalldigitalI/Opins)High-levelin putvoltage, VDDVDDVLow-levelinputvoltage, VDDVHigh-levelinputcurrent,IIH110 ALow-levelinputcurrent,IIL110 AHigh-leveloutputvoltage,VOHIO= VDDVDDVLow-leveloutputvoltage,VOLIO=+ VDDVI nputcapacitance,CIN3pFPCMOUTPUTSAMPLINGR ATE,fSNormalmode854kHzDoubleSpeedmode541 08kHzQuadSpeedmode108216kHzDSDOUTPUTRATE , , ,MCKI= ,MCKI= ,MCKI= ,MCKI=4 ,MCKI=2 ,MCKI=2 (1)PCMoutput,Normalmode,fS=48kHzBW=22 Hzto20kHzTotalharmonicdistortion+noise(T HD+N)f=997Hz, 1dBinput 108 101dBf=997Hz, 20dBinput 100dBf=997Hz, 60dBinput 61dBDynamicrange,noweightingf=997Hz, 60dBinput121dBDynamicrange,A-weightedf=9 97Hz, 60dBinput118123dBChannelseparation/inter channelisolationf=10kHz, 1dBinput115135dBPCM output,DoubleSpeedmode,fS=96kHzBW=22 Hzto40kHzTotalharmonicdistortion+noise(T HD+N)

3 F=997Hz, 1dBinput 108dBf=997Hz, 20dBinput 98dBf=997Hz, 60dBinput 58dBDynamicrange,noweightingf=997Hz, 60dBinput118dBDynamicrange,A-weightedf=9 97Hz, 60dBinput123dBChannelseparation/intercha nnelisolationf=10kHz, 1dBinput135dB(1) ,aPCM4222 EVMevaluationmodule, ,withthemasterclockinputfrequency(MCKI) , OCTOBER2006 REVISEDMARCH2007 ELECTRICALCHARACTERISTICS:DIGITALandDYNA MICPERFORMANCE(continued)Allspecificatio nsareatTA=+25 C,VCC1=VCC2=+ + ,QuadSpeedmode,fS=192kHzBW=22 Hzto80kHzTotalharmonicdistortion+noise(T HD+N)f=997Hz, 1dBinput 106dBf=997Hz, 20dBinput 91dBf=997Hz, 60dBinput 52dBDynamicrange,noweightingf=997Hz, 60dBinput112dBDynamicrange,A-weightedf=9 97Hz, 60dBinput123dBChannelseparation/intercha nnelisolationf=10kHz, 1dBinput135dBPCM output,QuadSpeedmode,fS=192kHzBW=22 Hzto40kHzTotalharmonicdistortion+noise(T HD+N)f=997Hz, 1dBinput 107dBf=997Hz, 20dBinput 98dBf=997Hz, 60dBinput 58dBDynamicrange,noweightingf=997Hz, 60dBinput118dBDynamicrange,A-weightedf=9 97Hz, 60dBinput123dBChannelseparation/intercha nnelisolationf=10kHz, 1dBinput135dBDSD output:64xmode, +noise(THD+N)f=997Hz, 1dBinput 108dBDynamicrange,noweightingf=997Hz, 60dBinput118dBChannelseparation/intercha nnelisolationf=10kHz, 1dBinput135dBDSD output.

4 128xmode, +noise(THD+N)f=997Hz, 1dBinput 108dBDynamicrange,noweightingf=997Hz, 60dBinput121dBChannelseparation/intercha nnelisolationf=10kHz, 1dBinput135dBMulti-bitmodulator(MBM)outp ut, +noise(THD+N)f=997Hz, 1dBinput 108dBDynamicrange,noweightingf=997Hz, 60dBinput122dBDynamicrange,A-weightedf=9 97Hz, 60dBinput124dBChannelseparation/intercha nnelisolationf=10kHz, 1dBinput135 fSHzPassbandripple fSHzStopbandattenuation 100dBGroupdelay39/ fSHzPassbandripple fSHzStopbandattenuation 90dBGroupdelay21/fSSecondsDigitalhigh-pa ssfiltercharacteristics 3dBcornerfrequencyHigh- :ANALOGINPUTS,OUTPUTS,ANDDCERRORELECTRIC ALCHARACTERISTICS:POWERSUPPLIESPCM4222 SBAS399A OCTOBER2006 REVISEDMARCH2007 AllspecificationsareatTA=+25 C,VCC1=VCC2=+ ,andVDD=+ , +,VINL ,VINR+,andVINR Common-moderejection100dBANALOGOUTPUTSC ommon-modeoutput,leftchannelMeasuredfrom VCOML(pin13) VVCC2 Common-modeoutput,rightchannelMeasuredfr omVCOMR(pin48) VVCC1 Common-modeoutputcurrentAppliestoVCOMLor VCOMR200 V/ CAllspecificationsareatTA=+25 C,VCC1=VCC2=+ ,VDD=+ ,andMCKI= , ,VCC20 C<TA +85 C+ + + ,VCC2 40 C TA 0 C+ + + 40 C TA +85 C+ + + :power-downRST(pin36)heldlowwithnoclocks appliedICC1+ICC2 VCC1=VCC2=+ AIDDVDD=+ ASupplycurrent:fS=48kHzICC1+ICC2 VCC1=VCC2=+ + :fS=96kHzICC1+ICC2 VCC1=VCC2=+ + :fS=192kHzICC1+ICC2 VCC1=VCC2=+ + :fS=48kHz305360mWTotalpowerdissipation:f S=96kHz330mWTotalpowerdissipation:fS=.

5 AUDIOINTERFACETIMINGPCM4222 SBAS399A OCTOBER2006 REVISEDMARCH2007 AllspecificationsareatTA=+25 C,VCC1=VCC2=+ ,andVDD=+ , (PCMOUTPUT)LRCK period, sLRCK high/lowtime, tLRCKP sLeft-JustifiedandI2 SdataformatsLRCK high/lowtime, tLRCKP sBCKperiod,tBCKPLeft-JustifiedandI2 SdataformatsNormalsamplingtLRCKP/128nsDo ubleSpeedsamplingtLRCKP/64nsQuadSpeedsam plingtLRCKP/64nsBCKperiod,tBCKPTDM dataformatsNormalsamplingtLRCKP/256nsDou bleSpeedsamplingtLRCKP/128nsQuadSpeedsam plingtLRCKP/64nsBCKhigh/lowtime, tBCKPnsDataoutputdelay,tDOAlldataformats 10nsDSDOUTPUTDSDCLK period, , tDSDCLKPnsDataoutputdelay,tDSDO10nsMULTI -BITMODULATOROUTPUTMCKI period, , tMCKIPnsWCKO period, , tWCKOPnsDataoutputdelay, OCTOBER2006 (DSD) (MBM) /MOD1 HPFDL/MOD2FS0 /MOD3FS1/MOD4DF/MOD5 DSDEN/MOD6 MODENDSDMODE123456789101112 AGNDVINR-VINR+VCC1 AGNDAGNDAGNDAGNDVCC2 VINL-VINL+AGND48 47 46 45 44 43 4241 40 39 3813 14 15 16 17 18 19 20 21 22 233724 PCM4222 PCM4222 SBAS399A OCTOBER2006 REVISEDMARCH2007 TQFP-64 TopViewPINDESCRIPTIONSNAMEPINNUMBERI/ODE SCRIPTIONAGND1 GroundAnaloggroundVINR 2 InputRightchannelinverting, +3 InputRightchannelnoninverting, ,+ ,+ 10 InputLeftchannelinverting, +11 InputLeftchannelnoninverting, ,( VCC2) (activehigh)HPFDRorMOD117I/ORightchannel high-passfilterdisableinput(activehigh), ormodulatorDataoutput1(LSB)whenMODEN= (activehigh),ormodulatordataoutput2whenM ODEN= ,ormodulatordataoutput3whenMODEN= ,ormodulatordataoutput4whenMODEN= ,ormodulatordataoutput5whenMODEN= OCTOBER2006 REVISEDMARCH2007 PINDESCRIPTIONS(continued)NAMEPINNUMBERI /ODESCRIPTIONDSDENorMOD622I/ODSD outputenableinput(activehigh),ormodulato rdataoutput6(MSB)whenMODEN= (ActiveHigh)

6 DSDMODE24 InputDSDoutputmode/rateSUB1orMCKO25I/OTD M activesub-frameselectioninput,ormastercl ockoutputwhenMODEN= ,ormodulatorleft/rightwordclockoutputwhe nMODEN= ,+ (Activehigh)OVFR38 OutputRightchanneloverflowflag(Activehig h)S/M39 ( ) (Hz)Amplitude (dB)0-20-40-60-80-100-120-140-160-1801k1 002010k 24kf = 48kHzf = 997kHz, 60dBSIN-Frequency (Hz)Amplitude (dB)0-20-40-60-80-100-120-140-160-1801k1 002010k 24kf = 48kHzIdle Channel (no input)SInput Amplitude (dB)THD+N (dB)-60-70-80-90-100-110-120-130-40-120- 140-200-100-80-60f = 48kHzf = 997 HzBW = 22Hz to 20kHzSINI nput Frequency (Hz)THD+N (dB)-60-70-80-90-100-110-120-1301k100201 0k 20kf = 48kHzInput Amplitude = 1dBBW = 22Hz to 20kHzS-Input Frequency (kHz)Channel Separation (dB)0-20-100-120-140-160-180-20010201220 468-80-60-40141618f = 48kHzSLeft ChannelRight ChannelInput Amplitude (dB)Output Amplitude (dB)0-20-40-60-80-100-120-140-40-120-140 -200-100-80-60f = 48kHzSPCM4222 SBAS399A OCTOBER2006 REVISEDMARCH2007 AtTA=+25 C,VCC1=VCC2=+ ,andVDD=+ , +NvsINPUTFREQUENCYTHD+ (Hz)Amplitude (dB)0-20-40-60-80-100-120-140-160-1801k1 002010k48kf = 96kHzf = 997Hz, 60dBSIN-Frequency (Hz)Amplitude (dB)0-20-40-60-80-100-120-140-160-1801k1 002010k48kf = 96kHzIdle Channel (no input)SInput Amplitude (dB)THD+N (dB)-60-70-80-90-100-110-120-130-40-120- 140-200-100-80-60f = 96kHzf = 997 HzBW = 22Hz to 40kHzSINI nput Frequency (Hz)THD+N (dB)-60-70-80-90-110-120-1301k1002010k40 k-100f = 96kHzInput Amplitude = 1dBBW = 22Hz to 40kHzS-Input Frequency (kHz)Channel Separation (dB)0-80-100-120-140-160-180-20025503040 10152035-60-40-20f = 96kHzSLeft ChannelRight ChannelInput Amplitude (dB)Output Amplitude (dB)0-20-40-60-80-100-120-140-40-120-140 -200-100-80-60f = 96kHzSPCM4222 SBAS399A OCTOBER2006 REVISEDMARCH2007 TYPICALCHARACTERISTICS(continued)

7 AtTA=+25 C,VCC1=VCC2=+ ,andVDD=+ , +NvsINPUTFREQUENCYTHD+ (Hz)Amplitude (dB)0-20-40-60-80-100-120-140-160-1801k1 002010k96kf = 192kHzf = 997Hz, 60dBSIN-Frequency (Hz)Amplitude (dB)0-20-40-60-80-100-120-140-160-1801k1 002010k96kf = 192kHzIdle Channel (no input)SInput Amplitude (dB)THD+N (dB)-60-70-80-90-100-110-120-130-40-120- 140-200-100-80-60f = 192kHzf = 997 HzBW = 22Hz to 80kHzSINI nput Frequency (Hz)THD+N (dB)-60-70-80-90-100-110-120-1301k100201 0k80kf = 192kHzInput Amplitude = 1dBBW = 22Hz to 80kHzS-Input Frequency (kHz)Channel Separation (dB)0-80-100-120-140-160-180-20050100608 020304070-60-40-20f = 192kHzSLeft ChannelRight ChannelInput Amplitude (dB)Output Amplitude (dB)0-20-40-60-80-100-120-140-40-120-140 -200-100-80-60f = 192kHzSPCM4222 SBAS399A OCTOBER2006 REVISEDMARCH2007 TYPICALCHARACTERISTICS(continued)AtTA=+2 5 C,VCC1=VCC2=+ ,andVDD=+ , +NvsINPUTFREQUENCYTHD+ (Hz)Amplitude (dB) = 48kHzClassic or Low Group Delay ResponseHigh-Pass Filter EnabledInput Amplitude = 1dBS-Frequency (Hz)Amplitude (dB) = 96kHzClassic or Low Group Delay ResponseEnabledInput Amplitude = 1dBSHigh-Pass Filter-Frequency (Hz)Amplitude (dB) = 192kHzHigh-Pass Filter EnabledInput Amplitude = 1dBS-Normalized Frequency (f )SAmplitude (dB) Frequency (f )SAmplitude (dB) Frequency (f )SAmplitude (dB/10000) OCTOBER2006 REVISEDMARCH2007 TYPICALCHARACTERISTICS(continued)AtTA=+2 5 C,VCC1=VCC2=+ ,andVDD=+ , (upto20kHz)(upto40kHz) ,CLASSICRESPONSE(upto80kHz) ,CLASSICRESPONSEDIGITALDECIMATIONFILTER, Frequency (f )SAmplitude (dB) Frequency (f )SAmplitude (dB) Frequency (f )SAmplitude (dB) Frequency (f )SAmplitude (dB/1000) OCTOBER2006 REVISEDMARCH2007 TYPICALCHARACTERISTICS(continued)AtTA=+2 5 C,VCC1=VCC2=+ ,andVDD=+ , ,LOWGROUPDELAYDIGITALDECIMATIONFILTER, ,LOWGROUPDELAYDIGITALDECIMATIONFILTER, Frequency (f)S/1000 Amplitude (dB)

8 Filter PassbandNormalized Frequency (f )SAmplitude (dB) Frequency (f)S/1000 Amplitude (dB) Filter Stop BandPCM4222 SBAS399A OCTOBER2006 REVISEDMARCH2007 TYPICALCHARACTERISTICS(continued)AtTA=+2 5 C,VCC1=VCC2=+ ,andVDD=+ , , Clockand TimingVINL+VCOMLREFGNDLVREFLS/MFMT0 FMT1 OWL0 OWL1 SUB0 (WCK0)SUB1 (MCK0)PCMENFS0 (MOD3)FS1 (MOD4)OVFLOVFRMODENDSDEN (MOD6)DSDCLKDSDLDSDRDSDMODEVCC1 VCC2 AGNDAGNDAGNDAGNDAGNDAGNDDGNDDGNDDGNDVDDR STLRCKBCKDATADF (MOD5)HPFDR (MOD1)HPFDL (MOD2)VREFRMCKIREFGNDRVCOMRVINL-VINR+VIN R-PCM4222 SBAS399A OCTOBER2006 REVISEDMARCH2007 ThePCM4222isatwo-channel, Multi -bitdelta- sigma( )analog-to-digital(A/D) , (DSD)engine, , , , , (MBM) Full-ScalePPVINL+orVINR+VINL-orVINR-+ + OCTOBER2006 REVISEDMARCH2007 PRODUCTINFORMATION(continued)ThePCM4222i ncludestwoanaloginputs, (pin10)andVINL+(pin11), (pin2)andVINR+(pin3), ,withtheinputsignalscenteredonthenominal common-modevoltageof+ , , , (pin15)andREFGNDL(pin14)fortheleftchanne l,andVREFR(pin46)andREFGNDR(pin47) Fcapacitorsmaybepolymertantalumchip(Keme tT520seriesorequivalent) , +10-100nF+10-100nF+100mFAGNDAGND+VREFRRE FGNDRREFGNDLVREFL46471415 PCM4222 COMMON-MODEVOLTAGEOUTPUTSVCOMLorVCOMRPCM 4222 Precision, Low-Noise Op Amp(OPA227or equivalent)ToBias NodesR(Optional)Direct Connect toHigh-Z Bias Node(Z > 10M )WL100nF to 1mFClose to IC pinsPCM4222 SBAS399A OCTOBER2006 REVISEDMARCH2007 PRODUCTINFORMATION(continued) ,VCOML(pin13)andVCOMR(pin48),whichcorres pondtotheleftandrightinputchannels, , ( VCC1)forVCOMRand( VCC2) + ,theresultingcommon-modevoltagesare+ ,ortheexternalbiasnodesarenotsufficientl yhighimpedance, , minimumRST0V0V0 VInternalResetMCKI1024 System Clock PeriodsRequired for InitializationPCM4222 SBAS399A OCTOBER2006 REVISEDMARCH2007 PRODUCTINFORMATION(continued) ,connectedattheMCKI input(pin35).

9 ,thetermfSreferstothePCM4222 PCMoutputsamplingrate(thatis,48kHz,96kHz ,192kHz,etc.).RefertotheElectricalCharac teristicstablefortimingspecificationsrel atedtothemasterclockinput,aswellastheout putsamplinganddataratesforthePCM,DSD, , (MCKI)RATEPCMN ormal256fSPCMD oubleSpeed128fSPCMQuadSpeed64fSDSD with64xoutputrate4xthedesiredDSDoutputra teDSDwith128xoutputrate2xthedesiredDSDou tputrateMulti-bitmodulator(MBM)2xthedesi redmodulatoroutputrateThePCM4222includes anexternalresetinput,RST(pin36), , ,orduringresetinitialization, ,DSD, (thatis,PCMEN,DSDEN,orMODEN forcedhigh). ForPCMmode,theaudioserialportLRCK, ,theDATA pinisforcedlow. ForDSDmode,theDSDL,DSDR,andDSDCLK outputsaredrivenlow. FortheMulti-BitModulator(orMBM)mode,theW CKO,MCKO,andMOD1 OCTOBER2006 REVISEDMARCH2007 Whenaparticularmodeisdisabled, , , (pin16) ,18-, ,referredtoasNormal,DoubleSpeed, (pins19and20,respectively). (MCKI) (MCKI) (MCKI) (pin20)FS0(pin19)SAMPLINGMODELOLON ormal,8kHz fS 54kHzLOHID oubleSpeed,54kHz<fS 108kHzHILOQuadSpeed,108kHz<fS (DATA,pin32),aserialbitordataclock(BCK,p in33),andaleft/rightwordclock(LRCK,pin34 ).

10 TheBCKandLRCK clockpinsmaybeinputsoroutputs, ,Figure44, (pins44and43,respectively). ,audiodataarerepresentedastwo scomplementbinarydata, , OCTOBER2006 (pin43)FMT0(pin44)AUDIODATAFORMATLOLOLef t-JustifiedLOHII2 SHILOTDMHIHITDM withdatadelayedoneBCKcyclefromLRCK risingedgeTheLRCK clockrateshouldalwaysbeoperatedatthedesi redoutputsamplingrate, ,theLRCK clockisaninput,withtheratesetbyanexterna laudiobusmaster(thatis,aclockgenerator,d igitalsignalprocessor,etc.).InMastermode ,theLRCK clockisanoutput,derivedfromthemastercloc ki