ADS131E0x 4-, 6-, and 8-Channel, 24-Bit, Simultaneously ...

1 EMIF iltersandInputMUXC ontrolandSPI InterfaceVoltageReferenceOscillatorFault DetectionTestDeviceCurrentSensingLine AVoltageSensingChannel 1 Channel 2 Channel 3 PGA ADCPGA ADCPGA ADCC urrentSensingVoltageSensingCurrentSensin gVoltageSensingCurrentSensingVoltageSens ingPGA ADCPGA ADCPGA ADCC hannel 4 Channel 5 Channel 6 Channel 7 Channel 8 PGA ADCPGA ADCLine BLine CLine NOpAmpProductFolderOrderNowTechnicalDocu mentsTools &SoftwareSupport &CommunityAn IMPORTANTNOTICEat the end of this datasheetaddressesavailability,warranty, changes,use in safety-criticalapplications,intellectual propertymattersand ,ADS131E06,ADS131E08 SBAS561C JUNE2012 REVISEDJANUARY2017 ADS131E0x4-, 6-, and 8-Channel, 24-Bit, Simultaneously -Sampling ,Delta-SigmaADC11 Features1 EightDifferentialADCI nputs OutstandingPerformance: DynamicRange:118 dB at 1 kSPS Crosstalk: 110 dB THD: 90 dB at 50 Hz and 60 Hz AnalogSupplyRangeOptions: 3 V to 5 V (Unipolar) V (Bipolar,AllowsDC-Coupling) V to V Low Power:2 mW per Channel DataRates:1, 2, 4, 8, 16, 32, and 64 kSPS ProgrammableGains:1, 2, 4, 8, and 12 FaultDetectionand DeviceTestingCapability SPI DataInterfaceand FourGPIOs Package:TQFP-64(PAG) OperatingTemperatureRange: 40 C to +105 C2 Applications PowerProtection:CircuitBreakers,and RelayProtection EnergyMetering.

2 SinglePhase,Polyphase,andPowerQuality BatteryTestSystems Testand Measurement SimultaneousSamplingDataAcquisitionSyste ms3 DescriptionTheADS131E0xarea familyof multichannel,simultaneoussampling,24-bit ,delta-sigma( ),analog-to-digitalconverters(ADCs)witha built-inprogrammablegainamplifier(PGA),i nternalreference,and an ADCwidedynamicrange,scalabledatarates,an d internalfaultdetectmonitorsmakethe ADS131E0xattractiveinindustrialpowermoni toringand protectionas well ADS131E0xto directlyinterfacewith a resistor-dividernetworkor a voltagetransformerto measureline voltage,or a currenttransformeror Rogowskicoil to measureline ,the ADS131E0xfamilyenablesthecreationof scalableindustrialpowersystemsatsignific antlyreducedsize,power,andlow ADS131E0xhavea flexibleinputmultiplexerperchannelthat can be independentlyconnectedto theinternally-generatedsignalsfor test, temperature, be implementedinternalto thedevice,usingtheintegratedcomparatorsw ithdigital-to-analogconverter(DAC) ADS131E0xcan operateat dataratesas high as 64 (AFE)solutionsarepackagedin a TQFP-64packageand are specifiedoverthe industrialtemperaturerangeof 40 C to+105 (1)PARTNUMBERPACKAGEBODYSIZE(NOM)ADS131E 0xTQFP(64) (1)

3 For all availablepackages,see the orderableaddendumatthe end of the ,ADS131E06,ADS131E08 SBAS561C JUNE2012 :ADS131E04 ADS131E06 ADS131E08 SubmitDocumentationFeedbackCopyright 2012 2017,TexasInstrumentsIncorporatedTableof Contents1 Pin Configurationand Applicationand 6312 Deviceand Mechanical,Packaging,and RevisionHistoryNOTE:Pagenumbersfor previousrevisionsmay differfrompagenumbersin the (December2013)to RevisionCPage AddedESDR atingstable,FeatureDescriptionsection,De viceFunctionalModes,Applicationand Implementationsection,PowerSupplyRecomme ndationssection,Layoutsection,Deviceand DocumentationSupportsection,andMechanica l,Packaging,and (April2013)to RevisionBPage ChangedADS131E0xfamilydescriptionto 24-bitsonly AddedAVSSto DGNDrow to Changedminimumspecificationto ExternalReference,VREFP parameterin Changedconditionsin Changedconditionsin ChangedSTARTO pcodetoSTARTin ChangedReset(RESET)sectionfor (June2012)to RevisionAPage DeletedAGNDto DGNDrow ChangedvalueofDigitalinputto DVDDrow in Addedminimumand maximumspecificationsto ExternalReference,Referenceinputvoltagep arameterin Electrical3 ADS131E04,ADS131E06, JUNE2012 REVISEDJANUARY2017 ProductFolderLinks.

4 ADS131E04 ADS131E06 ADS131E08 SubmitDocumentationFeedbackCopyright 2012 2017, Addedminimumand maximumspecificationsto ExternalReference,VREFP parameterin ChangedChannelPerformance(AC Performance),Accuracyparameterin ChangedInternalReference,VOparameterin ChangedInternalReference,Temperaturedrif tparameterin AddedFigure15 ..1464NC17 TESTP1IN8N48 DVDD63 OPAMPOUT18 TESTN2IN8P47 DRDY62NC19 AVDD3IN7N46 GPIO461 OPAMPN20 AVSS4IN7P45 GPIO360 OPAMPP21 AVDD5IN6N44 GPIO259 AVDD22 AVDD6IN6P43 DOUT58 AVSS23 AVSS7IN5N42 GPIO157 AVSS24 VREFP8IN5P41 DAISY_IN56 AVDD25 VREFN9IN4N40 SCLK55 VCAP326 VCAP410IN4P39 CS54 AVDD127NC11IN3N38 START53 AVSS128 VCAP112IN3P37 CLK52 CLKSEL29NC13IN2N36 RESET51 DGND30 VCAP214IN2P35 PWDN50 DVDD31 RESV115IN1N34 DIN49 DGND32 AVSS16IN1P33 DGNDNot to scale4 ADS131E04,ADS131E06,ADS131E08 SBAS561C JUNE2012 :ADS131E04 ADS131E06 ADS131E08 SubmitDocumentationFeedbackCopyright 2012 2017,TexasInstrumentsIncorporated5 DeviceComparisonPRODUCTNO.

5 OF INPUTSREFERENCEOPTIONSRESOLUTION(Bits)PO WER-UPTIME(ms)ADS130E088 Internal,external16128 ADS131E044 Internal,external24128 ADS131E066 Internal,external24128 ADS131E088 Internal,external24128 ADS131E08S8 Internalonly2436 Pin Configurationand FunctionsPAGP ackage64-PinTQFPTop View5 ADS131E04,ADS131E06, JUNE2012 REVISEDJANUARY2017 ProductFolderLinks:ADS131E04 ADS131E06 ADS131E08 SubmitDocumentationFeedbackCopyright 2012 2017,TexasInstrumentsIncorporated(1)Conn ectany unusedor powered-downanaloginputpins to , 21, 22, 56, 1- F (or larger)capacitorto AVSSfor 1- F (or larger) , 23, 32, 57, 58 SupplyAnaloggroundAVSS153 SupplyChargepumpanaloggroundCS39 DigitalinputChipselect; DGNDif DGNDif , 49, 51 SupplyDigitalgroundDIN34 DigitalinputSerialdatainputDOUT43 DigitaloutputSerialdataoutputDRDY47 DigitaloutputDataready;activelow. Connectto DGND with a 10-k , 1- F (or larger)capacitortoDGNDfor 1. Connectto DGND with a 10-k resistorif 2. Connectto DGND with a 10-k resistorif 3.

6 Connectto DGND with a 10-k resistorif 4. Connectto DGND with a 10-k resistorif (1)15 AnaloginputNegativeanaloginput1IN1P(1)16 AnaloginputPositiveanaloginput1IN2N(1)13 AnaloginputNegativeanaloginput2IN2P(1)14 AnaloginputPositiveanaloginput2IN3N(1)11 AnaloginputNegativeanaloginput3IN3P(1)12 AnaloginputPositiveanaloginput3IN4N(1)9 AnaloginputNegativeanaloginput4IN4P(1)10 AnaloginputPositiveanaloginput4IN5N(1)7 AnaloginputNegativeanaloginput5 (ADS131E06and ADS131E08only)IN5P(1)8 AnaloginputPositiveanaloginput5 (ADS131E06and ADS131E08only)IN6N(1)5 AnaloginputNegativeanaloginput6 (ADS131E06and ADS131E08only)IN6P(1)6 AnaloginputPositiveanaloginput6 (ADS131E06and ADS131E08only)IN7N(1)3 AnaloginputNegativeanaloginput7 (ADS131E08only)IN7P(1)4 AnaloginputPositiveanaloginput7 (ADS131E08only)IN8N(1)1 AnaloginputNegativeanaloginput8 (ADS131E08only)IN8P(1)2 AnaloginputPositiveanaloginput8 (ADS131E08only)NC27, 29, 62, 64 No connection, be connectedto AVDDor AVSS with a 10-k or ampinvertinginput.

7 Leavefloatingif unusedand power-downtheop ampnoninvertinginput;leavefloatingif unusedand power-downthe op ampoutput;leavefloatingif unusedand power-downthe op ;activelow6 ADS131E04,ADS131E06,ADS131E08 SBAS561C JUNE2012 :ADS131E04 ADS131E06 ADS131E08 SubmitDocumentationFeedbackCopyright 2012 2017,TexasInstrumentsIncorporatedPin Functions(continued) ;activelowRESV131 DigitalinputReservedfor futureuse. Connectdirectlyto ,negativepin. See theUnusedInputsand Outputssectionfor ,positivepin. See theUnusedInputsand Outputssectionfor 22- F capacitorto 1- F capacitorto parallelcombinationof 1- F F capacitorsto 1- F capacitorto AVSSVREFP24 minimum10- F ,ADS131E06, JUNE2012 REVISEDJANUARY2017 ProductFolderLinks:ADS131E04 ADS131E06 ADS131E08 SubmitDocumentationFeedbackCopyright 2012 2017,TexasInstrumentsIncorporated(1)Stre ssesbeyondthoselistedunderAbsoluteMaximu mRatingsmay causepermanentdamageto the stressratingsonly,whichdo not implyfunctionaloperationof the deviceat theseor any otherconditionsbeyondthoseindicatedunder RecommendedOperatingConditions.

8 Exposureto absolute-maximum-ratedconditionsfor extendedperiodsmay (unlessotherwisenoted)(1)MINMAXUNITP ower-supplyvoltageAVDDto AVSS DGND DGND AVSSAVSS + DVDDDGND + 100100mAContinuous,all otherpins exceptpower-supplypins 1010 TemperatureJunction,TJ150 CStorage,Tstg 60150(1)JEDEC documentJEP155statesthat 500-VHBM allowssafe manufacturingwith a standardESDcontrolprocess.(2)JEDEC documentJEP157statesthat 250-VCDM allowssafe manufacturingwith a (ESD)ElectrostaticdischargeHuman-bodymod el(HBM),per ANSI/ESDA/JEDECJS-001(1) 1000 VCharged-devicemodel(CDM),per JEDEC specificationJESD22-C101(2) (unlessotherwisenoted)MINNOMMAXUNITPOWER SUPPLYAVDDA nalogpowersupplyAVDDto digitalsupplyAVDDto DVDD V(INxP) V(INxN) VREF/ GainVREF/ GainVVCMC ommon-modeinputvoltageVCM= (V(INxP) V(INxN)) / 2 See theInputCommon-ModeRangesectionVVOLTAGER EFERENCEINPUTSVREFR eferenceinputvoltageAVDD= 3 V, VREF= (VVREFP VVREFN) 5 V, VREF= (VVREFP VVREFN)24 AVDDVVREFNN egativereferenceinputAVSSVVREFPP ositiveinputAVDD 3 AVSS+ = 0,(AVDD AVSS)= 3 = 0,(AVDD AVSS)= 5 + 40105 C8 ADS131E04,ADS131E06,ADS131E08 SBAS561C JUNE2012.

9 ADS131E04 ADS131E06 ADS131E08 SubmitDocumentationFeedbackCopyright 2012 2017,TexasInstrumentsIncorporated(1)For moreinformationabouttraditionaland new thermalmetrics,see theSemiconductorand IC (1)ADS131E0xUNITPAG(TQFP)64 PINSR JAJunction-to-ambientthermalresistance35 C/WR JC(top)Junction-to-case(top)thermalresis tance31 C/WR JBJunction-to-boardthermalresistance26 C/W C/W JBJunction-to-boardcharacterizationparam eterNA C/WR JC(bot)Junction-to-case(bottom)thermalre sistanceNA C/W9 ADS131E04,ADS131E06, JUNE2012 REVISEDJANUARY2017 ProductFolderLinks:ADS131E04 ADS131E06 ADS131E08 SubmitDocumentationFeedbackCopyright 2012 2017,TexasInstrumentsIncorporated(1)CMRR is measuredwith a common-modesignalof (AVSS+ V) to (AVDD V). The valuesindicatedare the minimumof maximumspecificationsapplyfrom 40 C to +105 C. Typicalspecificationsare at 25 C. All specificationsareat DVDD= V, AVDD= 3 V, AVSS= 0 V, VREF= V, externalfCLK= ,datarate = 8 kSPS,and gain = 1, currentPGAoutputin normalrange5nADC inputimpedance200M PGAPERFORMANCEG ainsettings1, 2, 4, 8, 12 BWBandwidthSee Table3 ADCPERFORMANCEDRD ataratefCLK= = 1 kSPS,2 kSPS,4 kSPS,8 kSPS,and 16 kSPS24 BitsDR = 32 kSPSand 64 kSPS16 BitsCHANNELPERFORMANCE(DC PERFORMANCE)INLI ntegralnonlinearityFull-scale,best fit10ppmDynamicrangeG = 1105dBGainsettingsotherthan1 See theNoiseMeasurementssectionEOOffseterror 350 V/ of FSCHANNELPERFORMANCE(AC PERFORMANCE)CMRRC ommon-moderejectionratiofCM= 50 Hz and 60 Hz(1) 110dBPSRRP ower-supplyrejectionratiofPS= 50 Hz and 60 Hz 80dBCrosstalkfIN= 50 Hz and 60 Hz 110dBAccuracy3000.

10 1dynamicrangewith a 1-secondmeasurement(VRMS/ IRMS)AVDD= 3 V, VREF= 5 V, VREF= 4 50 Hz and 60 Hz, gain = 1107dBTHDT otalharmonicdistortion10 Hz, dBFs 93dBINTERNALREFERENCEVREFO utputvoltageTA= 25 C, VREF= 25 C, VREF= 4 V4 VVREF accuracy 40 C to +105 C20ppm/ CStart-uptimeSettledto INTERNALOSCILLATORA ccuracy 2%TA= 25 C 40 C to 105 sInternaloscillatorpowerconsumption120 WFAULTDETECTANDALARMC omparatorthresholdaccuracy 30mV10 ADS131E04,ADS131E06,ADS131E08 SBAS561C JUNE2012 :ADS131E04 ADS131E06 ADS131E08 SubmitDocumentationFeedbackCopyright 2012 2017,TexasInstrumentsIncorporatedElectri calCharacteristics(continued)Minimumand maximumspecificationsapplyfrom 40 C to +105 C. Typicalspecificationsare at 25 C. All specificationsareat DVDD= V, AVDD= 3 V, AVSS= 0 V, VREF= V, externalfCLK= ,datarate = 8 kSPS,and gain = 1, Hz to 250 Hz9 VRMSN oisedensity2 kHz120nV/ HzGBPG ainbandwidthproduct50 k || 10-pFload100kHzSRSlewrate50 k || sLoadcurrent50 ATHDT otalharmonicdistortionfIN= 100 Hz70dBCommon-modeinputrangeAVSS+ ASYSTEMMONITORSS upplyreadingerrorAnalog2%Digital2%Device wakeupFrompower-upto sTemperaturesensorreadingVoltageTA= 25 C145mVCoefficient490 V/ CSELF-TESTSIGNALS ignalfrequencySee theRegisterMapsectionfor settingsfCLK/ 221 HzfCLK/ 220 SignalvoltageSee theRegisterMapsectionfor settings 1mV 2 DIGITALINPUTANDOUTPUT(DVDD= V to V)VIHL ogiclevel, DVDDDVDD+ DVDDVVOHL ogiclevel,outputvoltageHighIOH= 500 DVDDVVOLLowIOL= +500 DVDDVIINI nputcurrent0 V < VDigitalInput< DVDD 1010 A11 ADS131E04,ADS131E06, JUNE2012 REVISEDJANUARY2017 ProductFolderLinks.