200nV/divTime(1s/div)Competitor’sDeviceOPAx140V=18VSUPPLY±OPA140OPA2140,OPA4140–JULY2010–REVISEDAUGUST2010High-Precision,Low-Noise,Rail-to-RailOutput,11MHzJFETOpAmpCheckforSamples:OPA140,OPA2140,OPA41401FEATURESDESCRIPTION2•VeryLowOffsetDrift:1mV/°CmaxTheOPA140,OPA2140,andOPA4140opampfamilyisaseriesoflow-powerJFETinputamplifiers•VeryLowOffset:120mVthatfeaturegooddriftandlowinputbiascurrent.The•LowInputBiasCurrent:10pAmaxrail-to-railoutputswingandinputrangethatincludes•VeryLow1/fNoise:250nVPP,0.1Hzto10HzV–allowdesignerstotakeadvantageofthe•LowNoise:5.1nV/√Hzlow-noisecharacteristicsofJFETamplifierswhilealsointerfacingtomodern,single-supply,precision•SlewRate:20V/msanalog-to-digitalconverters(ADCs)and•LowSupplyCurrent:2.0mAmaxdigital-to-analogconverters(DACs).•InputVoltageRangeIncludesV–SupplyTheOPA140achieves11MHzunity-gainbandwidth•Single-SupplyOperation:4.5Vto36Vand20V/msslewratewhileconsumingonly1.8mA•Dual-SupplyOperation:±2.25Vto±18V(typ)ofquiescentcurrent.Itrunsonasingle4.5to36Vsupplyordual±2.25Vto±18Vsupplies.•NoPhaseReversalAllversionsarefullyspecifiedfrom–40°Cto+125°C•Industry-StandardSOPackagesforuseinthemostchallengingenvironments.The•MSOP-8,TSSOP,andSOT23PackagesOPA140(single)isavailableintheSOT23-5,MSOP-8,andSO-8packages;theOPA2140(dual)isAPPLICATIONSavailableinbothMSOP-8andSO-8packages;and•Battery-PoweredInstrumentstheOPA4140(quad)isavailableintheSO-14and•IndustrialControlsTSSOP-14packages.•MedicalInstrumentationRELATEDPRODUCTS•PhotodiodeAmplifiersFEATURESPRODUCT•ActiveFiltersLow-Power,10MHzFETInputOPA141•DataAcquisitionSystemsIndustrialOpAmp•AutomaticTestSystems2.2nV/√Hz,Low-Power,36VOperationalAmplifierinSOT23OPA209Package0.1Hzto10HzNOISELow-Noise,High-Precision,22MHz,4nV/√HzJFET-InputOperationalOPA827AmplifierLow-Noise,LowIQPrecisionCMOSOPA376OperationalAmplifierHigh-Speed,FET-InputOperationalOPA132Amplifier1Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.2Alltrademarksarethepropertyoftheirrespectiveowners.PRODUCTIONDATAinformationiscurrentasofpublicationdate.Copyright©2010,TexasInstrumentsIncorporatedProductsconformtospecificationsperthetermsoftheTexasInstrumentsstandardwarranty.Productionprocessingdoesnotnecessarilyincludetestingofallparameters.OPA140OPA2140,OPA4140SBOS498A–JULY2010–REVISEDAUGUST2010(1)Overoperatingfree-airtemperaturerange(unlessotherwisenoted).VALUEUNITSupplyVoltage±20VVoltage(2)(V–)–0.5to(V+)+0.5VSignalInputTerminalsCurrent(2)±10mAOutputShort-Circuit(3)ContinuousOperatingTemperature,TA–55to+150°CStorageTemperature,TA–65to+150°CJunctionTemperature,TJ+150°CHumanBodyModel(HBM)2000VESDRatingsChargedDeviceModel(CDM)500V(1)Stressesabovetheseratingsmaycausepermanentdamage.Exposuretoabsolutemaximumconditionsforextendedperiodsmaydegradedevicereliability.Thesearestressratingsonly,andfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthosespecifiedisnotsupported.(2)Inputterminalsarediode-clampedtothepower-supplyrails.Inputsignalsthatcanswingmorethan0.5Vbeyondthesupplyrailsshouldbecurrentlimitedto10mAorless.(3)Short-circuittoVS/2(groundinsymmetricaldual-supplysetups),oneamplifierperpackage.PACKAGEINFORMATION(1)PRODUCTPACKAGE-LEADPACKAGEDESIGNATORPACKAGEMARKINGSO-8DOPA140OPA140MSOP-8DGK140SOT23-5DBVO140SO-8DO2140AOPA2140MSOP-8DGK2140TSSOP-14PWO4140AOPA4140SO-14DO4140A(1)ForthemostcurrentpackageandorderinginformationseethePackageOptionAddendumattheendofthisdocument,orvisitthedeviceproductfolderat©2010,TexasInstrumentsIncorporatedProductFolderLink(s):OPA140OPA2140OPA4140OPA140OPA2140,OPA4140–JULY2010–REVISEDAUGUST2010ELECTRICALCHARACTERISTICS:VS=+4.5Vto+36V;±2.25Vto±18VBoldfacelimitsapplyoverthespecifiedtemperaturerange,TA=–40°Cto+125°C.AtTA=+25°C,RL=2kΩconnectedtomidsupply,VCM=VOUT=midsupply,unlessotherwisenoted.OPA140,OPA2140,OPA4140PARAMETERCONDITIONSMINTYPMAXUNITOFFSETVOLTAGEOffsetVoltage,RTIVOSVS=±18V30120mVOverTemperatureVS=±18V220mVDriftdVOS/dTVS=±18V±0.351.0mV/°CvsPowerSupplyPSRRVS=±2.25Vto±18V±0.1±0.5mV/VxxxOverTemperatureVS=±2.25Vto±18V±4mV/VINPUTBIASCURRENT(1)InputBiasCurrentIB±0.5±10pAOverTemperature±3nAInputOffsetCurrentIOS±0.5±10pAOverTemperature±1nANOISEInputVoltageNoisef=0.1Hzto10Hz250nVPPf=0.1Hzto10Hz42nVRMSInputVoltageNoiseDensityenf=10Hz8nV/√Hzf=100Hz5.8nV/√Hzf=1kHz5.1nV/√HzInputCurrentNoiseDensityInf=1kHz0.8fA/√HzINPUTVOLTAGERANGECommon-ModeVoltageRangeVCM(V–)–0.1(V+)–3.5VVS=±18V,VCM=(V–)–0.1VCommon-ModeRejectionRatioCMRR1