tl084c

JFETInputOperationalAmplifiersTheselow–costJFETinputoperationalamplifierscombinetwostate–of–the–artlineartechnologiesonasinglemonolithicintegratedcircuit.EachinternallycompensatedoperationalamplifierhaswellmatchedhighvoltageJFETinputdevicesforlowinputoffsetvoltage.TheBIFETtechnologyprovideswidebandwidthsandfastslewrateswithlowinputbiascurrents,inputoffsetcurrents,andsupplycurrents.Thesedevicesareavailableinsingle,dualandquadoperationalamplifierswhicharepin–compatiblewiththeindustrystandardMC1741,MC1458,andtheMC3403/LM324bipolarproducts.•InputOffsetVoltageOptionsof6.0mVand15mVMax•LowInputBiasCurrent:30pA•LowInputOffsetCurrent:5.0pA•WideGainBandwidth:4.0MHz•HighSlewRate:13V/μs•LowSupplyCurrent:1.4mAperAmplifier•HighInputImpedance:1012ΩORDERINGINFORMATIONOpAmpFunctionDeviceOperatingTemperatureRangePackageSingleTL081CDT0°to+70°CSO–8SingleTL081ACPTA=0°to+70°CPlasticDIPDualTL082CDT0°to+70°CSO–8DualTL082ACPTA=0°to+70°CPlasticDIPQuadTL084CN,ACNTA=0°to+70°CPlasticDIPONSemiconductor
SemiconductorComponentsIndustries,LLC,2002March,2002–Rev.21PublicationOrderNumber:TL081C/DTL081C,ACTL082C,ACTL084C,ACSEMICONDUCTORTECHNICALDATAJFETINPUTOPERATIONALAMPLIFIERSTL081(TopView)TL082(TopView)DSUFFIXPLASTICPACKAGECASE751(SO–8)PSUFFIXPLASTICPACKAGECASE6261188PINCONNECTIONS+OffsetNullNoninvtInputVEEInv+InputVEEInputsAOutputANCVCCOutputOffsetNullInputsBOutputBVCC––++1876523418765234TL084(TopView)NSUFFIXPLASTICPACKAGECASE646PINCONNECTIONS4231141Inputs1Output1VCCInputs2Output2Output4Inputs4VEEInputs3Output3––––++++1141312111098234567RepresentativeCircuitSchematic(EachAmplifier)-+InputsQ3Q4Q5Q2Q1VCCQ6J1J2Q17Q20Q2324J32.0kQ14Q1510pFQ19Q21Q22Q24Q9Q8Q7Q25Q12Q10Q13Q11Q16Q181.5kVEEBiasCircuitryCommontoAllAmplifiersOffsetNull(TL081only)Output1.5kTL081C,ACTL082C,ACTL084C,AC–18DifferentialInputVoltageVID±30VInputVoltageRange(Note1)VIDR±15VOutputShortCircuitDuration(Note2)tSCContinuousPowerDissipationPlasticPackage(N,P)PD680mWDerateaboveTA=+47°C1/θJA10mW/°COperatingAmbientTemperatureRangeTA0to+70°CStorageTemperatureRangeTstg–65to+150°CNOTES:1.Themagnitudeoftheinputvoltagemustnotexceedthemagnitudeofthesupplyvoltageor15V,whicheverisless.2.Theoutputmaybeshortedtogroundoreithersupply.Temperatureand/orsupplyvoltagesmustbelimitedtoensurethatpowerdissipationratingsarenotexceeded.3.ESDdataavailableuponrequest.ELECTRICALCHARACTERISTICS(VCC=15V,VEE=–15V,TA=TlowtoThigh[Note1].)CharacteristicsSymbolMinTypMaxUnitInputOffsetVoltage(RS≤10k,VCM=0)VIOmVTL081C,TL082C––20TL084C––20TL08_AC––7.5InputOffsetCurrent(VCM=0)(Note2)IIOnATL08_C––5.0TL08_AC––3.0InputBiasCurrent(VCM=0)(Note2)IIBnATL08_C––10TL08_AC––7.0Large–SignalVoltageGain(VO=±10V,RL≥2.0k)AVOLV/mVTL08_C15––TL08_AC25––OutputVoltageSwing(Peak–to–Peak)VOV(RL≥10k)24––(RL≥2.0k)20––NOTES:1.Tlow=0°CforTL081AC,CThigh=70°CforTL081AC0°CforTL082AC,C+70°CforTL082AC,C0°CforTL084AC,C+70°CforTL084AC,C2.InputBiascurrentsofJFETinputopampsapproximatelydoubleforevery10°CriseinJunctionTemperatureasshowninFigure3.Tomaintainjunctiontemperatureasclosetoambienttemperatureaspossible,pulsetechniquesmustbeusedduringtesting.Figure1.UnityGainVoltageFollowerFigure2.InvertingGainof10Amplifier-+VinRL=2.0kVOCL=100pF-+VinRLVOCL=100pF10k1.0kTL081C,ACTL082C,ACTL084C,AC(VCC=15V,VEE=–15V,TA=25°C,unlessotherwisenoted.)CharacteristicsSymbolMinTypMaxUnitInputOffsetVoltage(RS≤10k,VCM=0)VIOmVTL081C,TL082C–5.015TL084C–5.015TL08_AC–3.06.0AverageTemperatureCoefficientofInputOffsetVoltageΔVIO/ΔT–10–μV/°CRS=50Ω,TA=TlowtoThigh(Note1)InputOffsetCurrent(VCM=0)(Note2)IIOpATL08_C–5.0200TL08_AC–5.0100InputBiasCurrent(VCM=0)(Note2)IIBpATL08_C–30400TL08_AC–30200InputResistanceri–1012–ΩCommonModeInputVoltageRangeVICRVTL08_C±1015,–12–TL08_AC±1115,–12–LargeSignalVoltageGain(VO=±10V,RL≥2.0k)AVOLV/mVTL08_C25150–TL08_AC50150–OutputVoltageSwing(Peak–to–Peak)VO2428–V(RL=10k)CommonModeRejectionRatio(RS≤10k)CMRRdBTL08_C70100–TL08_AC80100–SupplyVoltageRejectionRatio(RS≤10k)PSRRdBTL08_C70100–TL08_AC80100–SupplyCurrent(EachAmplifier)ID–1.42.8mAUnityGainBandwidthBW–4.0–MHzSlewRate(SeeFigure1)SR–13–V/μsVin=10V,RL=2.0k,CL=100pFRiseTime(SeeFigure1)tr–0.1–μsOvershoot(Vin=20mV,RL=2.0k,CL=100pF)OS–10–%EquivalentInputNoiseVoltageen–25–nV/Hz√RS=100Ω,f=1000HzChannelSeparationCS–120–dBAV=100NOTES:1.Tlow=0°CforTL081AC,CThigh=70°CforTL081AC0°CforTL082AC,C+70°CforTL082AC,C0°CforTL084AC,C+70°CforTL084AC,C2.InputBiascurrentsofJFETinputopampsapproximatelydoubleforevery10°CriseinJunctionTemperatureasshowninFigure3.Tomaintainjunctiontemperatureasclosetoambienttemperatureaspossible,pulsetechniquesmustbeusedduringtesting.TL081C,ACTL082C,ACTL084C,AC(Vpp)VO,OUTPUTVOLTAGESWING(Vpp)VO,OUTPUTVOLTAGESWING(Vpp)VO,OUTPUTVOLTAGESWING(Vpp)VCC/VEE=±15V(SeeFigure2)RL=10kRL=2.0kFigure3.InputBiasCurrentversusTemperatureFigure4.OutputVoltageSwingversusFrequencyFigure5.OutputVoltageSwingversusLoadResistanceFigure6.OutputVoltageSwingversusSupplyVoltageF