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ADCS747x 1-MSPS, 12-Bit, 10-Bit, and 8-Bit A/D Converters

CONTROLLOGICSUCCESSIVE APPROXIMATIONADCSCLKCSSDATAVINT/HADCS747 6 ADCS7477 ACDS7478 Copyright 2016, Texas Instruments IncorporatedProductFolderSample &BuyTechnicalDocumentsTools &SoftwareSupport &CommunityAn IMPORTANTNOTICEat the end of this datasheetaddressesavailability,warranty, changes,use in safety-criticalapplications,intellectual propertymattersand ,ADCS7477,ADCS7478 SNAS192G APRIL2003 REVISEDMAY2016 ADCS747x1-MSPS,12-Bit, 10-Bit, and 8-Bit A/D Converters11 Features1 VariablePowerManagement Packagedin 6-PinSOT-23 PowerSupplyUsedas Reference CompatibleWithSPI , QSPI , MICROWIRE ,and DSP Key Specifications ResolutionWithNo MissingCodes( 12-Bit, 10-Bit, and 8-Bit ) ConversionRate:1 MSPS , LSB (Typical) INL: LSB (Typical) PowerConsumption: 3-V Supply:2 mW (Typical) 5-V Supply:10 mW (Typical)2 Applications AutomotiveNavigation FA or ATME quipment PortableSystems MedicalInstruments MobileCommunications Instrumentationand ControlSystems3 DescriptionThe ADCS7476,ADCS7477,and ADCS7478devicesare low power,monolithicCMOS12-, 10-, and 8-bitanalog-to-digitalconvertersthat operateat 1 ADCS747xdevicesare a drop-inreplacementforAnalogDevice's basedon ,suchas SPI,QSPI,MICROWIRE,and arefer

ADCS747x 1-MSPS, 12-Bit, 10-Bit, and 8-Bit A/D Converters ... control sclk

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Transcription of ADCS747x 1-MSPS, 12-Bit, 10-Bit, and 8-Bit A/D Converters

1 CONTROLLOGICSUCCESSIVE APPROXIMATIONADCSCLKCSSDATAVINT/HADCS747 6 ADCS7477 ACDS7478 Copyright 2016, Texas Instruments IncorporatedProductFolderSample &BuyTechnicalDocumentsTools &SoftwareSupport &CommunityAn IMPORTANTNOTICEat the end of this datasheetaddressesavailability,warranty, changes,use in safety-criticalapplications,intellectual propertymattersand ,ADCS7477,ADCS7478 SNAS192G APRIL2003 REVISEDMAY2016 ADCS747x1-MSPS,12-Bit, 10-Bit, and 8-Bit A/D Converters11 Features1 VariablePowerManagement Packagedin 6-PinSOT-23 PowerSupplyUsedas Reference CompatibleWithSPI , QSPI , MICROWIRE ,and DSP Key Specifications ResolutionWithNo MissingCodes( 12-Bit, 10-Bit, and 8-Bit ) ConversionRate:1 MSPS , LSB (Typical) INL: LSB (Typical) PowerConsumption: 3-V Supply:2 mW (Typical) 5-V Supply:10 mW (Typical)2 Applications AutomotiveNavigation FA or ATME quipment PortableSystems MedicalInstruments MobileCommunications Instrumentationand ControlSystems3 DescriptionThe ADCS7476,ADCS7477,and ADCS7478devicesare low power,monolithicCMOS12-, 10-, and 8-bitanalog-to-digitalconvertersthat operateat 1 ADCS747xdevicesare a drop-inreplacementforAnalogDevice's basedon ,suchas SPI,QSPI,MICROWIRE,and areference,enablingthe deviceto operatewith a full-scaleinputrangeof 0 to VDD.

2 The conversionrate isdeterminedfromthe serialclock(SCLK) shutdownmode,whichcanbe usedto tradethroughputfor ADCS747xis operatedwith a V to Normalpowerconsumptionduringcontinuousco nversion,usinga3-V or 5-V supply,is 2 mW or 10 mW power-downfeature,whichis enabledby a chipselect(CS) pin, reducesthe powerconsumptiontounder5 W usinga 5-V threeconvertersare availablein a 6-pinSOT-23package,whichprovidesan extremelysmallfootprintfor applicationswherespaceis a operationovertheautomotiveandextendedind ustrialtemperaturerangeof 40 C to 125 (1)PARTNUMBERPACKAGEBODYSIZE(NOM)ADCS747 6 ADCS7477 ADCS7478 SOT-23(6) (1) For all availablepackages,see the orderableaddendumatthe end of the ,ADCS7477,ADCS7478 SNAS192G APRIL2003 :ADCS7476 ADCS7477 ADCS7478 SubmitDocumentationFeedbackCopyright 2003 2016,TexasInstrumentsIncorporatedTableof Contents1 Pin Configurationand Applicationand Deviceand Mechanical,Packaging,and RevisionHistoryNOTE:Pagenumbersfor previousrevisionsmay differfrompagenumbersin the (March2013)to RevisionGPage AddedESDR atingstable,FeatureDescriptionsection,De viceFunctionalModes,ApplicationandImplem entationsection,PowerSupplyRecommendatio nssection,Layoutsection,DeviceandDocumen tationSupportsection,andMechanical,Packa ging, MovedVDDfromtheElectricalCharacteristics tablesto (March2013)to RevisionFPage Changedlayoutof NationalDataSheetto TI to scale1 VDD 6 CS2 GND5 SDATA3 VIN 4 SCLK3 ADCS7476,ADCS7477, APRIL2003 REVISEDMAY2016 ProductFolderLinks.

3 ADCS7476 ADCS7477 ADCS7478 SubmitDocumentationFeedbackCopyright 2003 2016,TexasInstrumentsIncorporated5 Pin Configurationand FunctionsDBVP ackage6-PinSOT-23 Top View(1)G = Ground,I = Input,O = Output,P = PowerPin FunctionsPINTYPE(1) Thesepins mustbe connectedto a bypassedto GNDwith F and 1- F monolithiccapacitorsplacedwithin1 cm of the powerpin. ADCS747xusesthis powersupplyas a reference,so it mustbe groundreturnfor the signalcan rangefrom0 V to rangeof frequenciesfor this inputis 10 kHz to 20 MHz,with ensuredperformanceat 20 clockdirectlycontrolsthe conversionand outputwordsare clockedout of this pin by the conversionprocessbeginson the fallingedgeof ,ADCS7477,ADCS7478 SNAS192G APRIL2003 :ADCS7476 ADCS7477 ADCS7478 SubmitDocumentationFeedbackCopyright 2003 2016,TexasInstrumentsIncorporated(1)Stre ssesbeyondthoselistedunderAbsoluteMaximu mRatingsmay causepermanentdamageto the stressratingsonly,whichdo not implyfunctionaloperationof the deviceat theseor any otherconditionsbeyondthoseindicatedunder RecommendedOperatingConditions.

4 Exposureto absolute-maximum-ratedconditionsfor extendedperiodsmay affectdevicereliability.(2)If Military/Aerospacespecifieddevicesare required,pleasecontactthe TexasInstrumentsSalesOffice/Distributors for (unlessotherwisenoted)(1)(2)MINMAXUNITS upplyvoltage,VDD any analogpin to GND + any digitalpin to GND any pin (exceptpowersupplypins) 10mASolderingtemperature,infrared(10 sec)215 COperatingtemperature,TA150 CStoragetemperature,Tstg 65150 C(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) 3500 VCharged-devicemodel(CDM),per JEDEC specificationJESD22-C101(2) (unlessotherwisenoted) voltage(independentof supplyvoltage) 40125 C(1)For moreinformationabouttraditionaland new thermalmetrics,see theSemiconductorandICPackageThermalMetri csapplicationreport, (1)ADCS7476,ADCS7477,ADCS7478 UNITDBV(SOT-23)6 PINSR C/WR JC(top)Junction-to-case(top) C/WR C/W C/W C/W5 ADCS7476,ADCS7477, APRIL2003 REVISEDMAY2016 ProductFolderLinks.

5 ADCS7476 ADCS7477 ADCS7478 SubmitDocumentationFeedbackCopyright 2003 2016,TexasInstrumentsIncorporated(1)Data sheetminimumand maximumspecificationlimitsare ensuredby design,test, or ADCS7476TA= 25 C, VDD= V to , fSCLK= 20 MHz,and fSAMPLE= 1 MSPS(unlessotherwisenoted)(1)PARAMETERTE STCONDITIONSMINTYPMAXUNITSTATICCONVERTER CHARACTERISTICSR esolutionwith no missingcodesVDD= V to V, 40 C TA 125 C12 BitsINLI ntegralnon-linearityVDD= V to VTA= 25 C 40 C TA 85 C 1 VDD= V to V, TA= 125 C V to VTA= 25 C 40 C TA 85 C V to V, TA= 125 C 1 LSBVOFFO ffseterrorVDD= V to VTA= 25 C 40 C TA 125 C V to VTA= 25 C 40 C TA 125 C distortionratiofIN= 100 kHzTA= 25 C72dB 40 C TA 125 C70 SNRS ignal-to-noiseratiofIN= 100 kHzTA= 25 40 C TA 85 100 kHz,TA= 125 100 kHz 80dBSFDRS purious-freedynamicrangefIN= 100 kHz82dBIMDI ntermodulationdistortion,secondorderterm sfa= ,fb= 78dBIntermodulationdistortion,thirdorder termsfa= ,fb= 78dBFPBW 3-dBfull powerbandwidth5-V supply11 MHz3-V supply8 MHzPOWERSUPPLYCHARACTERISTICSIDDN ormalmode(static)

6 VDD= to , SCLKOn or Off2mAVDD= V to V, SCLKOn or Off1mANormalmode(operational)VDD= to ,fSAMPLE= 1 MSPSTA= 25 C2mA 40 C TA 85 V to V,fSAMPLE= 1 MSPSTA= 25 40 C TA 85 5 V, AVDD= 5 V, SCLKOn60 APDP owerconsumption,normalmode(operational)V DD= 5 V,fSAMPLE= 1 MSPSTA= 25 C10mW 40 C TA 85 3 V,fSAMPLE= 1 MSPSTA= 25 C2mW 40 C TA 85 ,shutdownmodeVDD= 5 V, WVDD= 3 V, WANALOGINPUTCHARACTERISTICSVINI nputrange0 to VDDVIDCLDC leakagecurrent 40 C TA 85 C 1 ACINAA naloginputcapacitance30pFDIGITALINPUTCHA RACTERISTICS6 ADCS7476,ADCS7477,ADCS7478 SNAS192G APRIL2003 :ADCS7476 ADCS7477 ADCS7478 SubmitDocumentationFeedbackCopyright 2003 2016,TexasInstrumentsIncorporatedElectri calCharacteristics ADCS7476(continued)TA= 25 C, VDD= V to , fSCLK= 20 MHz,and fSAMPLE= 1 MSPS(unlessotherwisenoted)(1)PARAMETERTE STCONDITIONSMINTYPMAXUNITVIHI nputhigh voltage 40 C TA 85 voltageVDD= 5 V, 40 C TA 85 3 V, 40 C TA 85 0 V or VDDTA= 25 C 10nA 40 C TA 85 C 1 ACINDD igitalinputcapacitanceTA= 25 C2pF 40 C TA 85 C4 DIGITALOUTPUTCHARACTERISTICSVOHO utputhigh voltageISOURCE= 200 A, VDD= V to , 40 C TA 85 CVDD voltageISINK= 200 A, 40 C TA 85 40 C TA 85 C 10 ACOUTTRI-STATE outputcapacitanceTA= 25 C2pF 40 C TA 85 C4 OutputcodingStraight(natural)

7 BinaryAC ELECTRICALCHARACTERISTICSfSCLKC lockfrequency 40 C TA 125 C20 MHzDCSCLK duty cycle 40 C TA 85 C40%60%tTHTrackor hold acquisitiontime 40 C TA 85 C400nsfRATET hroughputrate 40 C TA 85 C1 MSPStADAperturedelay3nstAJAperturejitter 30ps(1)Datasheetminimumand maximumspecificationlimitsare ensuredby design,test, or ADCS7477TA= 25 C, VDD= V to , fSCLK= 20 MHz,and fSAMPLE= 1 MSPS(unlessotherwisenoted)(1)PARAMETERTE STCONDITIONSMINTYPMAXUNITSTATICCONVERTER CHARACTERISTICSR esolutionwith no missingcodes 40 C TA 85 C10 BitsINLI ntegralnon-linearityTA= 25 C 40 C TA 85 C 25 C 40 C TA 85 C 25 C 40 C TA 85 C 25 C 40 C TA 85 C 1 DYNAMICCONVERTERCHARACTERISTICSSINADS ignal-to-noiseplus distortionratiofIN= 100 kHzTA= 25 40 C TA 85 C61 SNRS ignal-to-noiseratiofIN= 100 kHz62dBTHDT otalharmonicdistortionfIN= 100 kHzTA= 25 C 77dB 40 C TA 85 C 73 SFDRS purious-freedynamicrangefIN= 100 kHzTA= 25 C78dB 40 C TA 85 C747 ADCS7476,ADCS7477, APRIL2003 REVISEDMAY2016 ProductFolderLinks.

8 ADCS7476 ADCS7477 ADCS7478 SubmitDocumentationFeedbackCopyright 2003 2016,TexasInstrumentsIncorporatedElectri calCharacteristics ADCS7477(continued)TA= 25 C, VDD= V to , fSCLK= 20 MHz,and fSAMPLE= 1 MSPS(unlessotherwisenoted)(1)PARAMETERTE STCONDITIONSMINTYPMAXUNITIMDI ntermodulationdistortion,secondorderterm sfa= ,fb= 78dBIntermodulationdistortion,thirdorder termsfa= ,fb= 78dBFPBW 3-dBfull powerbandwidth5-V supply11 MHz3-V supply8 MHzPOWERSUPPLYCHARACTERISTICSIDDN ormalmode(static)VDD= to , SCLKOn or Off2mAVDD= V to V, SCLKOn or Off1mANormalmode(operational)VDD= to ,fSAMPLE= 1 MSPSTA= 25 C2mA 40 C TA 85 V to V,fSAMPLE= 1 MSPSTA= 25 40 C TA 85 5 V, AVDD= 5 V, SCLKOn60 PDPowerconsumption,normalmode(operationa l)VDD= 5 V,fSAMPLE= 1 MSPSTA= 25 C10mW 40 C TA 85 3 V,fSAMPLE= 1 MSPSTA= 25 C2mW 40 C TA 85 ,shutdownmodeVDD= 5 V, WVDD= 3 V, to VDDVIDCLDC leakagecurrentTA= 40 C to 85 C 1 ACINAA naloginputcapacitance30pFDIGITALINPUTCHA RACTERISTICSVIHI nputhigh voltageTA= 40 C to 85 voltageVDD= 5 V, 40 C TA 85 3 V, 40 C TA 85 0 V or VDDTA= 25 C 10nA 40 C TA 85 C 1 ACINDD igitalinputcapacitanceTA= 25 C2pF 40 C TA 85 C4 DIGITALOUTPUTCHARACTERISTICSVOHO utputhigh voltageISOURCE= 200 A, VDD= V to , 40 C TA 85 CVDD voltageISINK= 200 A, 40 C TA 85 40 C TA 85 C 10 ACOUTTRI-STATE outputcapacitanceTA= 25 C2pF 40 C TA 85 C4 OutputcodingStraight(natural)

9 BinaryAC ELECTRICALCHARACTERISTICSfSCLKC lockfrequency 40 C TA 85 C20 MHzDCSCLK duty cycle 40 C TA 85 C40%60%tTHTrackor hold acquisitiontime 40 C TA 85 C400nsfRATET hroughputrate 40 C TA 85 C1 MSPStADAperturedelay3ns8 ADCS7476,ADCS7477,ADCS7478 SNAS192G APRIL2003 :ADCS7476 ADCS7477 ADCS7478 SubmitDocumentationFeedbackCopyright 2003 2016,TexasInstrumentsIncorporatedElectri calCharacteristics ADCS7477(continued)TA= 25 C, VDD= V to , fSCLK= 20 MHz,and fSAMPLE= 1 MSPS(unlessotherwisenoted)(1)PARAMETERTE STCONDITIONSMINTYPMAXUNITtAJAperturejitt er30ps(1)Datasheetmin/maxspecificationli mitsare ensuredby design,test, or ADCS7478TA= 25 C, VDD= V to , fSCLK= 20 MHz,and fSAMPLE= 1 MSPS(unlessotherwisenoted)(1)PARAMETERTE STCONDITIONSMINTYPMAXUNITSTATICCONVERTER CHARACTERISTICSR esolutionwith no missingcodes 40 C TA 85 C8 BitsINLI ntegralnon-linearityTA= 25 C 40 C TA 85 C 25 C 40 C TA 85 C 25 C 40 C TA 85 C 25 C 40 C TA 85 C 25 C 40 C TA 85 C distortionratiofIN= 100 kHzTA= 25 40 C TA 85 C49 SNRS ignal-to-noiseratiofIN= 100 100 kHzTA= 25 C 77dB 40 C TA 85 C 65 SFDRS purious-freedynamicrangefIN= 100 kHzTA= 25 C69dB 40 C TA 85 C65 IMDI ntermodulationdistortion,secondorderterm sfa= ,fb= 68dBIntermodulationdistortion,thirdorder termsfa= ,fb= 68dBFPBW 3-dBfull powerbandwidth5-V supply11 MHz3-V supply8 MHzPOWERSUPPLYCHARACTERISTICSIDDN ormalmode(static)VDD= to , SCLKOn or Off2mAVDD= V to V, SCLKOn or Off1mANormalmode(operational)

10 VDD= to ,fSAMPLE= 1 MSPSTA= 25 C2mA 40 C TA 85 V to V,fSAMPLE= 1 MSPSTA= 25 40 C TA 85 5 V, AVDD= 5 V, SCLKOn609 ADCS7476,ADCS7477, APRIL2003 REVISEDMAY2016 ProductFolderLinks:ADCS7476 ADCS7477 ADCS7478 SubmitDocumentationFeedbackCopyright 2003 2016,TexasInstrumentsIncorporatedElectri calCharacteristics ADCS7478(continued)TA= 25 C, VDD= V to , fSCLK= 20 MHz,and fSAMPLE= 1 MSPS(unlessotherwisenoted)(1)PARAMETERTE STCONDITIONSMINTYPMAXUNITPDP owerconsumption,normalmode(operational)V DD= 5 V,fSAMPLE= 1 MSPSTA= 25 C10mW 40 C TA 85 3 V,fSAMPLE= 1 MSPSTA= 25 C2mW 40 C TA 85 ,shutdownmodeVDD= 5 V, WVDD= 3 V, to VDDVIDCLDC leakagecurrent 40 C TA 85 C 1 ACINAA naloginputcapacitance30pFDIGITALINPUTCHA RACTERISTICSVIHI nputhigh voltage 40 C TA 85 voltageVDD= 5 V, 40 C TA 85 3 V, 40 C TA 85 0 V or VDDTA= 25 C 10nA 40 C TA 85 C 1 ACINDI nputcapacitanceTA= 25 C2p 40 C TA 85 C4 DIGITALOUTPUTCHARACTERISTICSVOHO utputhigh voltageISOURCE= 200 A, VDD= V to , 40 C TA 85 CVDD voltageISINK= 200 A, 40 C TA 85 40 C TA 85 C 10 ACOUTTRI-STATE outputcapacitance24pFOutputcodingStraigh t(natural)binaryAC ELECTRICALCHARACTERISTICSfSCLKC lockfrequency 40 C TA 85 C20 MHzDCSCLK duty


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