Low-Power Stereo Audio DAC With Audio Processing and ...

1 JANUARY2010 REVISEDMAY2012 Low-PowerStereoAudioDACWithAudioProcessi ngandStereoClass- ProgrammablePLLforFlexibleClock123 StereoAudioDACWith95-dBSNRG eneration Supports8-kHzto192-kHzSampleRates I2S,Left-Justified,Right-Justified,DSP,a nd SpeakerDriverTDMA udioInterfacesWithDirectBatteryConnectio n I2C ControlWithRegisterAuto-Increment 25 Built-InProcessingBlocks(PRB_P1 FullPower-DownControlPRB_P25)ProvidingBi quadFilters,DRC,and PowerSupplies:3D DigitalSine-WaveGeneratorforBeepsand (PRB_P25) DigitalI/ User-ProgrammableBiquadandFIRF ilters Class- (SPLVDDandSPRVDD TwoSingle-EndedInputsWithMixingand AVDD)OutputLevelControl 5-mm 5-mm32-QFNP ackage MicrophoneBias HeadphoneDetection PortableAudioDevices DigitalMixingCapability MobileInternetDevices PinControlorRegisterControlforDigital- Low-Power ,highlyintegrated, programmabletoworkwithpopularaudiostanda rdprotocols(I2S,left/right-justified)

2 Inmaster,slave,DSP, ,treble, programmabledigitalsine-wavegeneratorand is availableina ,standardwarranty,andusein a trademarkofTheMathWorks, 2010 2012, V/AVDDMICBIASNote: Normally,MCLK is PLL input;however, BCLK orGPIO1 can also bePLL Output StagePower ManagementDe-PopandSoft StartRC CLKP1/R33 R34P1/R46I C2 Left DACR ight DACSPLPSPLMC lass-D SpeakerDriver6 dB to 24 dB(6-dB steps)AnalogAttenuation0 dB to 78 dBand Mute( steps)P1/R42P1/R38 Class A/BHeadphone/LineoutDriver0 dB to 9 dB(1-dB steps)AnalogAttenuationHPLP1/R36P1/R40P1 /R30 R31L DataL DataR DataR Data(L+R)/2 Data(L+R)/2 DataP0/R63/D3 D2P0/R63/D5 D4P0/R1167-BitVolADCLeft and RightVolume-Control RegisterP0/R117 Digital Vol24 dB toMuteProcess-ingBlocksP0/R64 R66S0 dB to 78 dBand Mute( steps)SPRPSPRMC lass-D SpeakerDriver6 dB to 24 dB(6-dB steps)

3 AnalogAttenuation0 dB to 78 dBand Mute( steps)P1/R43P1/R39 Class A/BHeadphone/LineoutDriver0 dB to 9 dB(1-dB steps)AnalogAttenuationHPRP1/R37P1/R41P1 /R30 R31S0 dB to 78 dBand Mute( steps)B0360-02 TLV320 DAC3101 SLAS666A JANUARY2010 2010 2012,TexasInstrumentsIncorporatedSubmitD ocumentationFeedbackProductFolderLink(s) JANUARY2010 REVISEDMAY2012 NOTET hisdatamanualis ,performinga globalsearchon"page0 / register27"producesallreferencestothispa geandregisterina easytotraversethelistandfindallinformati onrelatedtoa ,thisdocumentincludesdocumenthyperlinkst oallowtheusertoquicklyfinda , 2010 2012,TexasInstrumentsIncorporatedINTRODU CTION3 SubmitDocumentationFeedbackProductFolder Link(s).

4 TLV320 DAC3101P0048-14 AVSSSPRVSSIOVSSSPRVDD2412322232142051961 871781625152614271328122911301031932 NCSPRMAIN2 SPLPAIN1 SPLVDDMICBIASSPLVSSVOL/MICDETSPLMSCLDVSS SDAAVDDRHB Package(Top View)SPRPIOVDDHPLDVDDHPVDDNCHPVSSDINHPRW CLKRESETBCLKGPIO1 MCLKTLV320 DAC3101 TLV320 DAC3101 SLAS666A JANUARY2010 ,PACKAGEPRODUCTPACKAGETEMPERATUREORDERIN GNUMBERQUANTITYDESIGNATORRANGETLV320 DAC3101 IRHBTT apeandreel,250 TLV320 DAC3101 QFN-32 RHB 40 C to85 CTLV320 DAC3101 IRHBRT apeandreel, #1routedtooutputmixerAIN214 IAnaloginput#2routedtooutputmixerAVDD17 AnalogpowersupplyAVSS16 AnaloggroundBCLK7I/OAudioserialbitclockD IN5 IAudioserialdatainputDVDD3 Digitalpower digitalcoreDVSS18 DigitalgroundGPIO132I/OGeneral-purposein put/outputandmultifunctionpinHPL27 OLeft-channelheadphone/linedriveroutputH PR30 ORight-channelheadphone/linedriveroutput HPVDD28 Headphone/linedriverandPLLpowerHPVSS29 Headphone/linedriverandPLLgroundIOVDD2 InterfacepowerIOVSS1 InterfacegroundMCLK8 IExterrnalmasterclock4 PACKAGEANDSIGNALDESCRIPTIONSC opyright 2010 2012.

5 TexasInstrumentsIncorporatedSubmitDocume ntationFeedbackProductFolderLink(s) JANUARY2010 (continued) MicrophonebiasforexternalmicrophoneNC4,1 5 INoconnectonRESET31 IDeviceresetSCL10I/OI2C controlbusclockinputSDA9I/OI2C controlbusdatainputSPLM19 OLeft-channelclass-Dspeaker-driverinvert ingoutputSPLP22 OLeft-channelclass-Dspeaker-drivernoninv ertingoutputSPLVDD21 Left-channelclass-Dspeaker-driverpowersu pplySPLVSS20 Left-channelclass-Dspeaker-driverpowersu pplygroundSPRM23 ORight-channelclass-Dspeaker-driverinver tingoutputSPRP26 ORight-channelclass-Dspeaker-drivernonin vertingoutputSPRVDD24 Right-channelclass-Dspeaker-driverpowers upplySPRVSS25 (unlessotherwisenoted)(1)

6 VALUEUNITAVDDtoAVSS + + 40to85 CStoragetemperaturerange 55to150 CJunctiontemperature(TJMax)105 CPowerdissipation(TJMax TA)/R JAWR JAthermalimpedance(withthermalpadsoldere dtoboard)35 C/W(1) ,andfunctionaloperationofthedeviceatthes eoranyotherconditionsbeyondthoseindicate dunderRecommendedOperatingConditionsis (1)PowerRatingat25 CDeratingFactorPowerRatingat70 CPowerRatingat85 C1 (1)Thisdatawastakenusing2-oz.( )traceandcopperpadthatis solderedtoa JEDEC high-K,standard4-layer3-in. 3-in.( ) 2010 2012,TexasInstrumentsIncorporatedELECTRI CALSPECIFICATIONS5 SubmitDocumentationFeedbackProductFolder Link(s):TLV320 DAC3101 TLV320 DAC3101 SLAS666A JANUARY2010 (unlessotherwisenoted)MINNOMMAXUNITAVDD( 1)ReferencedtoAVSS(2) (2) (2) (1)ReferencedtoSPLVSS(2) (1)ReferencedtoSPRVSS(2) (2) (BTL)HeadphoneimpedanceAC-coupledtoRL16 Analogaudiofull-scaleinputVIAVDD= , impedanceMCLK(3)MasterclockfrequencyIOVD D= 4085 C(1)Tominimizebattery-currentleakage,the SPLVDDandSPRVDD voltagelevelsshouldnotbebelowtheAVDD voltagelevel.

7 (2)Allgroundsonboardaretiedtogether,soth eyshouldnotdifferin widetraceorgroundplane,ensurea low-impedanceconnectionbetweenHPVSSandDV SS.(3)Themaximuminputfrequencyshouldbe50 MHzforanydigitalpinusedasa C,AVDD= HPVDD= IOVDD= ,SPLVDD,SPRVDD= ,DVDD= ,fS( Audio )= 48kHz,CODEC_CLKIN= 256 fS, PLL= Off,VOL/MICDET pindisabled(unlessotherwisenoted)PARAMET ERTESTCONDITIONSMINTYPMAXUNITINTERNALOSC ILLATOR (ADC);VOL/ Inputvoltagerange(page0 / register116,bitD7= 1 andpage0 /0 VAVDD register67,bitD7= 0)Inputcapacitance2pFVolumecontrolsteps1 28 StepsMICROPHONEBIASPage1 / register46,bitsD1 D0= / register46,bitsD1 D0= 012At4-mAloadcurrent,page1 / register46,bitsD1 D05= 10(MICBIAS= )VoltageregulationmVAt4-mAloadcurrent,pa ge1 / register46,bitsD1 D07= 01(MICBIAS= 2 V)6 ELECTRICALSPECIFICATIONSC opyright 2010 2012,TexasInstrumentsIncorporatedSubmitD ocumentationFeedbackProductFolderLink(s) JANUARY2010 REVISEDMAY2012 ElectricalCharacteristics(continued)At25 C,AVDD= HPVDD= IOVDD= ,SPLVDD,SPRVDD= ,DVDD= ,fS( Audio )

8 = 48kHz,CODEC_CLKIN= 256 fS, PLL= Off,VOL/MICDET pindisabled(unlessotherwisenoted)PARAMET ERTESTCONDITIONSMINTYPMAXUNITAUDIODACDAC H eadphoneOutput,AC-CoupledLoad= 16 (Single-Ended),DriverGain= 0 dB,ParasiticCapacitance= 30pFFull-scaleoutputvoltage(0 Outputcommon-modesetting= )SNRS ignal-to-noiseratioMeasuredasidle-channe lnoise,A-weighted(1)(2)8095dBTHDT otalharmonicdistortion0-dBFSinput 85 65dBTotalharmonicdistortion+THD+N0-dBFSi nput 82 60dBnoiseMuteattenuation87dBPSRRP ower-supplyrejectionratio(3)RippleonHPVD D( )= 200mVp-pat1 kHz 62dBRL= 32 , THD+N 60dB20 POMaximumoutputpowermWRL= 16 , THD+N 60dB60 DACL ineout(HPDriverinLineoutMode)SNRS ignal-to-noiseratioMeasuredasidle-channe lnoise,A-weighted95dBTHDT otalharmonicdistortion0-dBFSinput,0-dBga in 86dBTotalharmonicdistortion+THD+N0-dBFSi nput,0-dBgain.

9 Load= 8 (Differential),50pFSPLVDD= SPRVDD= ,BTLmeasurement,CM= ,DACinput= 0 dBFS, 6 dB,THD SPRVDD= ,BTLmeasurement,CM= ,DACinput= 2 dBFS, 6 dB,THD 20dBSPLVDD= SPRVDD= ,BTLmeasurement,Output, mute,CM= ,class-Dgain= 6 dBSPLVDD= SPRVDD= ,BTLmeasurement,class-Dgain= 6 dB,measuredasidle-channelnoise,SNRS ignal-to-noiseratio87dBA-weighted( )(1)(2)SPLVDD= SPRVDD= ,BTLmeasurement,THDT otalharmonicdistortion 67dBCM= ,class-Dgain= 6 dBTotalharmonicdistortion+SPLVDD= SPRVDD= ,BTLmeasurement,THD+N 66dBnoiseCM= ,class-Dgain= 6 dBSPLVDD= SPRVDD= ,BTLmeasurement,PSRRP ower-supplyrejectionratio(4) 44dBrippleonSPLVDD/SPRVDD= 200mVp-pat1 kHzMuteattenuation110dBSPLVDD= SPRVDD= ,BTLmeasurement,540CM= ,class-Dgain= 18dB,THD= 10%mWSPLVDD= SPRVDD= ,BTLmeasurement,POMaximumoutputpower790C M= ,class-Dgain= 18dB,THD= 10%SPLVDD= SPRVDD= ,BTLmeasurement, ,class-Dgain= 18dB,THD= 10%(1)Ratioofoutputlevelwith1-kHzfull-sc alesine-waveinput,totheoutputlevelwithth einputsshort-circuited,measuredA-weighte dovera20-Hzto20-kHzbandwidthusinganaudio analyzer.

10 (2)Allperformancemeasurementsdonewith20- kHzlow-passfilterand,wherenoted, filtermayresultin higherTHD+NandlowerSNRanddynamicrangerea dingsthanshownin ,which,althoughnotaudible,mayaffectdynam icspecificationvalues.(3)DACtoheadphone- outPSRR measurementis calculatedasPSRR= 20 log( VHPL/ VHPVDD).(4)DACtospeaker-outPSRR measurementis calculatedasPSRR= 20 log( VSPL(P+ M)/ VSPLVDD).Copyright 2010 2012,TexasInstrumentsIncorporatedELECTRI CALSPECIFICATIONS7 SubmitDocumentationFeedbackProductFolder Link(s):TLV320 DAC3101 TLV320 DAC3101 SLAS666A JANUARY2010 (continued)At25 C,AVDD= HPVDD= IOVDD= ,SPLVDD,SPRVDD= ,DVDD= ,fS( Audio )= 48kHz,CODEC_CLKIN= 256 fS, PLL= Off,VOL/MICDET pindisabled(unlessotherwisenoted)PARAMET ERTESTCONDITIONSMINTYPMAXUNITDACO utputtoClass-DSpeakerOutput.