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OPAx340 Single-Supply, Rail-to-Rail Operational Amplifiers ...

ADS781612-Bit A/DDCLOCKDOUTOPA340+5 VVINV+2+ Fm765 NOTE: A/D Input = 0 to VREFV = 0V to 5V forIN0V to 5V network filters high-frequency 2016, Texas Instruments IncorporatedProductFolderSample &BuyTechnicalDocumentsTools &SoftwareSupport &CommunityReferenceDesignAn IMPORTANTNOTICEat the end of this datasheetaddressesavailability,warranty, changes,use in safety-criticalapplications,intellectual propertymattersand ,OPA2340,OPA4340 SBOS073C SEPTEMBER1997 REVISEDAUGUST2016 OPAx340 Single-Supply, Rail-to-RailOperationalAmp lifiersMicroAmplifier Series11 Features1 Rail-to-RailInput Rail-to-RailOutput(Within1 mV) MicroSizePackages MHz HighSlewRate:6 V/ s Low THD+ (f = 1 kHz) Low QuiescentCurrent:750 A/Channel Single,Dual,and QuadVersions2 Applications DrivingA/D Converters PCMCIAC ards DataAcquisition ProcessControl AudioProcessing Communications ActiveFilters TestEquipment3 DescriptionTheOPA340seriesrail-to-railCM OS operationalamplifiersare optimizedfor low-voltage, drivingsamplinganalog-to-digital(A/D) also well-suitedfor generalpurposeand audioapplicationsaswellas providingI/V conversionat the outputofdigital-to-analog(D/A) ,dual,andquadversionshaveidenticalspecif icationsfor OPA340seriesoperateon a singlesupplyas lowas V with an inputcommon-modevoltagerangethatextends5 00mV belowgroundand500mVabovethe towithin1 mV of the supplyrailswitha

ADS7816 12-BitA/D DCLOCK OPA340 D OUT +5V V IN V+ 2 +In 3 - In 8 V REF GND 4 Serial Interface 1 0.1 Fm 0.1 Fm 7 6 5 NOTE:A/D Input = 0 to V REF V = 0V to 5V forIN 0V to 5V output. RC network filters high-frequency noise.

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Transcription of OPAx340 Single-Supply, Rail-to-Rail Operational Amplifiers ...

1 ADS781612-Bit A/DDCLOCKDOUTOPA340+5 VVINV+2+ Fm765 NOTE: A/D Input = 0 to VREFV = 0V to 5V forIN0V to 5V network filters high-frequency 2016, Texas Instruments IncorporatedProductFolderSample &BuyTechnicalDocumentsTools &SoftwareSupport &CommunityReferenceDesignAn IMPORTANTNOTICEat the end of this datasheetaddressesavailability,warranty, changes,use in safety-criticalapplications,intellectual propertymattersand ,OPA2340,OPA4340 SBOS073C SEPTEMBER1997 REVISEDAUGUST2016 OPAx340 Single-Supply, Rail-to-RailOperationalAmp lifiersMicroAmplifier Series11 Features1 Rail-to-RailInput Rail-to-RailOutput(Within1 mV) MicroSizePackages MHz HighSlewRate:6 V/ s Low THD+ (f = 1 kHz) Low QuiescentCurrent:750 A/Channel Single,Dual,and QuadVersions2 Applications DrivingA/D Converters PCMCIAC ards DataAcquisition ProcessControl AudioProcessing Communications ActiveFilters TestEquipment3 DescriptionTheOPA340seriesrail-to-railCM OS operationalamplifiersare optimizedfor low-voltage, drivingsamplinganalog-to-digital(A/D) also well-suitedfor generalpurposeand audioapplicationsaswellas providingI/V conversionat the outputofdigital-to-analog(D/A) ,dual,andquadversionshaveidenticalspecif icationsfor OPA340seriesoperateon a singlesupplyas lowas V with an inputcommon-modevoltagerangethatextends5 00mV belowgroundand500mVabovethe towithin1 mV of the supplyrailswitha 100-k (BW= MHz,SR = 6 V/ s), yet quiescentcurrentis only750A.

2 Dualandquaddesignsfeaturecompletelyindep endentcircuitryfor lowestcrosstalkand (OPA340)packagesare the tiny 5-pinSOT-23surfacemount,8-pinSOIC surfacemount,and (OPA2340)comesin theminiature8-pinVSSOP surfacemount,8-pinSOIC surfacemount,and quad(OPA4340)packagesare the are specifiedfrom 40 C to 85 C andoperatefrom 55 C to 125 C. A SPICE macromodelis availablefor (1)PARTNUMBERPACKAGEBODYSIZE(NOM)OPA340 SOT-23(5) ,OPA2340 PDIP(8) (8) (8) (14) (16) (1) For all availablepackages,see the orderableaddendumatthe end of the NoninvertingConfigurationDrivingADS78162 OPA340,OPA2340,OPA4340 SBOS073C SEPTEMBER1997 :OPA340 OPA2340 OPA4340 SubmitDocumentationFeedbackCopyright 1997 2016,TexasInstrumentsIncorporatedTableof Contents1 Pin Configurationand Applicationand Deviceand Mechanical,Packaging,and RevisionHistoryChangesfromRevisionB (November2007)to RevisionCPage AddedESDR atingstable,FeatureDescriptionsection,De viceFunctionalModes,Applicationand Implementationsection,PowerSupplyRecomme ndationssection,Layoutsection,Deviceand DocumentationSupportsection,andMechanica l,Packaging,and DeletedPackage/OrderingInformationtable, see POAat the end of the ,OPA2340, SEPTEMBER1997 REVISEDAUGUST2016 ProductFolderLinks:OPA340 OPA2340 OPA4340 SubmitDocumentationFeedbackCopyright 1997 2016,TexasInstrumentsIncorporated5 Pin Configurationand FunctionsOPA340:DBVP ackage5-PinSOT-23 Top ViewOPA340:P and D Packages8-PinPDIPand SOICTop ViewPin Functions.

3 OPA340 PINI/ODESCRIPTIONNAMESOT-23 SOIC,PDIP IN42 INegative(inverting)input+IN33 IPositive(noninverting)inputNC 1, 5, 8 No internalconnection(canbe left floating)OUT16 OOutputV 24 Negative(lowest)powersupplyV+57 Positive(highest)powersupplyOPA2340:P, D, and DGKP ackages8-PinPDIP,SOIC,and VSSOPTop ViewPin Functions:OPA2340 PINI/ODESCRIPTIONNAMEVSSOP,SOIC,PDIP IN A2 INegative(inverting)inputchannelA+IN A3 IPositive(noninverting)inputchannelA IN B6 INegative(inverting)inputchannelB+IN B5 IPositive(noninverting)inputchannelBOUTA 1 OOutputchannelAOUTB7 OOutputchannelBV 4 Negative(lowest)powersupplyV+8 Positive(highest)powersupply4 OPA340,OPA2340,OPA4340 SBOS073C SEPTEMBER1997 :OPA340 OPA2340 OPA4340 SubmitDocumentationFeedbackCopyright 1997 2016,TexasInstrumentsIncorporatedOPA4340 :D Package14-PinSOICTop ViewOPA4340:DBQP ackage16-PinSSOPTop ViewPin Functions:OPA4340 PINI/ODESCRIPTIONNAMESOICSSOP IN A22 INegative(inverting)inputchannelA IN B66 INegative(inverting)inputchannelB IN C911 INegative(inverting)inputchannelC IN D1315 INegative(inverting)inputchannelD+IN A33 IPositive(noninverting)inputchannelA+IN B55 IPositive(noninverting)inputchannelB+IN C1012 IPositive(noninverting)inputchannelC+IN D1214 IPositive(noninverting)inputchannelDNC 8, 9 No internalconnection(canbe left floating)OUTA11 OOutput,channelAOUTB77 OOutput,channelBOUTC810 OOutput,channelCOUTD1416 OOutput,channelDV 1113 Negative(lowest)powersupplyV+44 Positive(highest)powersupply5 OPA340,OPA2340, SEPTEMBER1997 REVISEDAUGUST2016 ProductFolderLinks.

4 OPA340 OPA2340 OPA4340 SubmitDocumentationFeedbackCopyright 1997 2016,TexasInstrumentsIncorporated(1)Stre ssesbeyondthoselistedunderAbsoluteMaximu mRatingsmay causepermanentdamageto the stressratingsonly,whichdo not implyfunctionaloperationof the deviceat theseor any otherconditionsbeyondthoseindicatedunder RecommendedOperatingConditions. Exposureto absolute-maximum-ratedconditionsfor extendedperiodsmay affectdevicereliability.(2)Inputterminal sare diode-clampedto the can V beyondthe supplyrails shouldbe currentlimitedto 10 mA or less.(3)Short-circuitto ground,one amplifierper (unlessotherwisenoted)(1) (2) (2)10mAOutputshortcircuit(3)ContinuousTe mperatureOperating,TA 55125 CJunction,TJ150 Storage,Tstg 55125(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) 600 VCharged-devicemodel(CDM),per JEDEC specificationJESD22-C101(2) (unlessotherwisenoted) 40125 C(1)For moreinformationabouttraditionaland new thermalmetrics,see theSemiconductorand IC OPA340 THERMALMETRIC(1)OPA340 UNITDBV(SOT-23)P(PDIP)D(SOIC)D(SOIC)5 PINS8 PINS8 PINS14 PINSR C/WR JC(top)Junction-to-case(top) C/WR C/W C/W C/WR JC(bot)Junction-to-case(bottom)thermalre sistance C/W6 OPA340,OPA2340,OPA4340 SBOS073C SEPTEMBER1997.

5 OPA340 OPA2340 OPA4340 SubmitDocumentationFeedbackCopyright 1997 2016,TexasInstrumentsIncorporated(1)For moreinformationabouttraditionaland new thermalmetrics,see theSemiconductorand IC OPA2340 THERMALMETRIC(1)OPA2340 UNITD(SOIC)DGK(VSSOP)8 PINS8 PINSR C/WR JC(top)Junction-to-case(top) C/WR C/W C/W C/WR JC(bot)Junction-to-case(bottom)thermalre sistance C/W(1)For moreinformationabouttraditionaland new thermalmetrics,see theSemiconductorand IC OPA4340 THERMALMETRIC(1)OPA4340 UNITDBQ(SSOP)16 PINSR C/WR JC(top)Junction-to-case(top)thermalresis tance67 C/WR C/W C/W C/WR JC(bot)Junction-to-case(bottom)thermalre sistance C/W(1)VS= 5 TA= 25 C, RL= 10 k connectedto VS/2, and VOUT= VS/2, (1)MAXUNITOFFSETVOLTAGEVOSI nputoffsetvoltageVS= 5 V 150 500 VdVOS/dtInputoffsetvoltagevs temperatureTA= 40 C to 85 C, VS= 5 V V/ CPSRRI nputoffsetvoltagevspowersupplyVS= V to V, VCM= 0 V30120 V/VOvertemperatureVS= V to V, VCM= 0 V,TA= 40 C to 85 C, VS= 5 V120 V/ CChannelseparation, V/VINPUTBIASCURRENTISI nputbias current 10pAOvertemperatureTA= 40 C to 85 C, VS= 5 V 60 IOSI nputoffsetcurrent 10pANOISEI nputvoltagenoisef = kHz to 50 kHz8 VRMSenInputvoltagenoisedensityf = 1 kHz25nV/ HzinCurrentnoisedensityf = 1 kHz3fA/ HzINPUTVOLTAGERANGEVCMC ommon-modevoltagerange (V+) + V < VCM< (V+) V8092dBVS= 5 V, V < VCM< V7084VS= V, V < VCM< 3 V66807 OPA340,OPA2340, SEPTEMBER1997 REVISEDAUGUST2016 ProductFolderLinks.

6 OPA340 OPA2340 OPA4340 SubmitDocumentationFeedbackCopyright 1997 2016,TexasInstrumentsIncorporatedElectri calCharacteristics(continued)At TA= 25 C, RL= 10 k connectedto VS/2, and VOUT= VS/2, (1)MAXUNIT(2)Outputvoltageswingsare measuredbetweenthe outputand || 3 || pFCommon-mode1013|| 6 || pFOPEN-LOOPGAINAOLOpen-loopvoltagegainRL = 100 k ,5 mV < VO< (V+) 5 mV106124dBRL= 10 k ,5 mV < VO< (V+) 50 mV100120RL= 2 k ,200 mV < VO< (V+) 200 mV94114 OvertemperatureRL= 100 k ,5 mV < VO< (V+) 5 mV,TA= 40 C to 85 C, VS= 5 V106RL= 10 k ,5 mV < VO< (V+) 50 mV,TA= 40 C to 85 C, VS= 5 V100RL= 2 k ,200 mV < VO< (V+) 200 mV,TA= 40 C to 85 C, VS= 5 V94 FREQUENCYRESPONSEGBWGain-bandwidthproduc tG = 5 V, G = 1, CL= 100 pF6V/ sSettlingtime, 5 V, 2-V step,CL= 100 pF1 sSettlingtime, 5 V, 2-V step,CL= 100 sOverloadrecoverytimeVIN G = sTHD+NTotalharmonicdistortion+ noiseVS= 5 V, VO= 3 VPP(2), G = 1,f = 1 (2)RL= 100 k , AOL 106 dB15mVRL= 10 k , AOL 106 dB10RL= 2 k , AOL 106 dB40 OvertemperatureRL= 100 k , AOL 106 dB,TA= 40 C to 85 C, VS= 5 V5RL= 10 k , AOL 106 dB,TA= 40 C to 85 C, VS= 5 V50RL= 2 k , AOL 106 dB,TA= 40 C to 85 C, VS= 5 V200 ISCS hort-circuitcurrent 50mACLOADC apacitiveload (per amplifier)IO= 0, VS= 5 V750950 AOvertemperatureIO= 0, VS= 5 V, TA= 40 C to 85 C100 TEMPERATURERANGES pecifiedrange 4085 COperatingrange 55125 CStoragerange 55125 +N (%)Frequency (Hz)201001k10k 20kR = 600LG = 10G = 1R = 2kWLR = 2kWLR = 10kWLR = 600LR = 10kWL5k4k3k2k1k0 Output Resistance ( )WFrequency (Hz)101001k10k100k1M10MG = 100G = 10G = Noise (nV/) HzFrequency (Hz)1101001k10k100k1 MCurrent Noise (fA/) HzCurrent NoiseVoltage NoiseFrequency (Hz)Channel Separation (dB)140130120110100100101k10k100kG = 1, All Gain (dB)0-45-90-135-180 Phase ( ) Frequency (Hz)101001k10k100k1M10M100806040200 PSRR, CMRR (dB)Frequency (Hz)

7 1101001k10k100k1 MPSRRCMRR8 OPA340,OPA2340,OPA4340 SBOS073C SEPTEMBER1997 :OPA340 OPA2340 OPA4340 SubmitDocumentationFeedbackCopyright 1997 2016, TA= 25 C, VS= 5 V, and RL= 10 k connectedto VS/2, Open-LoopGain/Phasevs FrequencyFigure2. Power-Supplyand Common-ModeRejectionvsFrequencyFigure3. InputVoltageand CurrentNoiseSpectralDensityvs FrequencyFigure4. ChannelSeparationvs FrequencyFigure5. TotalHarmonicDistortion+ Noisevs FrequencyFigure6. Closed-LoopOutputImpedancevs FrequencyTemperature ( C) Short-Circuit Current (mA)1009080706050403020100-75-50-2502550 75100125-ISC+ISCS upply Voltage (V)Short-Circuit Current (mA) +ISC-ISC1000900800700600500 Quiescent Current ( A)mTemperature ( C) -75-50-250255075100125 Per AmplifierSupply Voltage (V)Quiescent Current ( A) Amplifier1301201101009080A , PSRR (dB)OLTemperature ( C) -75-50-250255075100125R = 100kWLR = 10kWLR = 2kWLAOLPSRR100908070605040 CMRR (dB)Temperature ( C) -75-50-250255075100125V = 5V, V= to = , V= to 3 VSCMV = to 5V, V= to (V+) ,OPA2340, SEPTEMBER1997 REVISEDAUGUST2016 ProductFolderLinks:OPA340 OPA2340 OPA4340 SubmitDocumentationFeedbackCopyright 1997 2016,TexasInstrumentsIncorporatedTypical Characteristics(continued)At TA= 25 C, VS= 5 V, and RL= 10 k connectedto VS/2, Open-LoopGainand Power-SupplyRejectionvsTemperatureFigure 8.

8 Common-ModeRejectionvs TemperatureFigure9. QuiescentCurrentvs TemperatureFigure10. QuiescentCurrentvs SupplyVoltageFigure11. Short-CircuitCurrentvs TemperatureFigure12. Short-CircuitCurrentvs SupplyVoltagePercent of Amplifiers (%)Offset Voltage ( V)m181614121086420 Typical productiondistribution ofpackaged of Amplifiers (%)Offset Voltage Drift ( V/ C)m 2520151050 Typical productiondistribution ofpackaged 10 11 12 13 15 Output Current (mA)Output Voltage (V)5432100 10+125 C +25 C -55 C +125 C +25 C -55 C 20 30 40 50 60 70 80 90 10010M1 MFrequency (Hz)100k6543210 Output Voltage (V )PPV = = outputvoltage withoutslew Voltage (V)Input Bias Current (pA) Bias Current (pA)Temperature ( C) 10 OPA340,OPA2340,OPA4340 SBOS073C SEPTEMBER1997 :OPA340 OPA2340 OPA4340 SubmitDocumentationFeedbackCopyright 1997 2016,TexasInstrumentsIncorporatedTypical Characteristics(continued)At TA= 25 C, VS= 5 V, and RL= 10 k connectedto VS/2, InputBiasCurrentvs TemperatureFigure14.

9 InputBiasCurrentvs InputCommon-ModeVoltageFigure15. OutputVoltageSwingvs OutputCurrentFigure16. MaximumOutputVoltagevs FrequencyFigure17. OffsetVoltageProductionDistributionFigur e18. Time ( s)mClosed-Loop Gain (V/V) Capacitance (pF)1006050403020100 Overshoot (%)G = +1G = 1-G = 5-See text forreducing = +550mV/div1 s/divm1V/div1 s/divm11 OPA340,OPA2340, SEPTEMBER1997 REVISEDAUGUST2016 ProductFolderLinks:OPA340 OPA2340 OPA4340 SubmitDocumentationFeedbackCopyright 1997 2016,TexasInstrumentsIncorporatedTypical Characteristics(continued)At TA= 25 C, VS= 5 V, and RL= 10 k connectedto VS/2, 100 pFFigure19. Small-SignalStepResponseCL= 100 pFFigure20. Large-SignalStepResponseFigure21. Small-SignalOvershootvs LoadCapacitanceFigure22. SettlingTimevs Closed-LoopGainVBIAS1 VBIAS2V +INV-INClass ABControlCircuitryVOV-(Ground)V+Referenc eCurrentCopyright 2016, Texas Instruments IncorporatedV = +5, G = +1, R = 10kWSL550 VINVOUT2V/div12 OPA340,OPA2340,OPA4340 SBOS073C SEPTEMBER1997 :OPA340 OPA2340 OPA4340 SubmitDocumentationFeedbackCopyright 1997 2016,TexasInstrumentsIncorporated7 OPA340seriesoperationalamplifiersare fabricatedon a state-of-the-art, unity-gainstableand suitablefor a widerangeof drivingsamplingA/D addition,excellentAC performancemakesthemwell-suitedfor outputstageis capableof driving600- loadsseriesandextends500 mV beyondthe outputswingsignificantlyincreasesdynamic range,especiallyin showsthe inputand outputwaveformsfor the OPA340in froma single5-V supplywith a 10-k loadconnectedto V/2.

10 The inputis a Power-supplypinsmustbe Rail-to-RailInputand maxV+VINVOUTIOVERLOADC opyright 2016, Texas Instruments Incorporated13 OPA340,OPA2340, SEPTEMBER1997 REVISEDAUGUST2016 ProductFolderLinks:OPA340 OPA2340 OPA4340 SubmitDocumentationFeedbackCopyright 1997 2016, OPA340seriesoperationalamplifiersare fully V to 5 V. However, V to V. Parametersare ensuredoverthe specifiedsupplyrange a uniquefeatureof addition,manyspecificationsapplyfrom 40 C to 85 C. Mostbehaviorremainsvirtuallyunchangedthr oughoutthe full temperatureare shownin inputcommon-modevoltagerangeof the OPA340seriesextends500 mV beyondthe achievedwith a complementaryinputstage an N-channelinputdifferentialpair in parallelwith a N-channelpair is activefor inputvoltagescloseto the positiverail, typically(V+) V to 500 mV abovethe positivesupply,whilethe P-channelpair is on for inputsfrom500 mV belowthe negativesupplyto approximately()


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