AD8615中文资料

REV.PrAOneTechnologyWay,P.O.Box9106,Norwood,MA02062-9106,U.S.A.Tel:[phone]:781/326-8703©2003AnalogDevices,Inc.Allrightsreserved.Precision20MHzCMOSRail-to-RailInput/OutputOperationalAmplifiersPreliminaryTechnicalDataAD8615/AD8616/AD8618FEATURESLowOffsetVoltage:80mVtyp.300mVmaxSingle-SupplyOperation:2.7to6VoltsLowNoise:8nV/ÖHzWideBandwidth:20MHzSlewRate:12V/msLowDistortionNoPhaseReversalLowInputBiasCurrentsUnityGainStableAPPLICATIONSBarcodeScannersBatteryPoweredInstrumentationMulti-poleFiltersSensorsASICInputorOutputAmplifierAudioPhotodiodeamplificationGENERALDESCRIPTIONTheAD8615,AD8616andAD8618aresingle,dualandquadrail-to-railinputandoutputsinglesupplyamplifiersfeaturingverylowoffsetvoltage,widesignalbandwidth,andlowinputvoltageandcurrentnoise.Theseamplifiersuseapatentedtrimmingtechniquethatachievessuperiorprecisionwithoutlasertrimming.Allarefullyspecifiedtooperatefrom+3Vto+5Vsinglesupply.Thecombinationoflowoffsets,lownoise,verylowinputbiascurrents,andhighspeedmaketheseamplifiersusefulinawidevarietyofapplications.Filters,integrators,photo-diodeamplifiersandhighimpedancesensorsallbenefitfromthecombinationofperformancefeatures.AudioandotherACapplicationsbenefitfromthewidebandwidthandlowdistortion.ApplicationsfortheseamplifiersincludePortableandloop-poweredinstrumentation,audioamplificationforportabledevices,portablephoneheadsets,barcodescanners,andmulti-polefilters.Theabilitytoswingrail-to-railatboththeinputandoutputenablesdesignerstobufferCMOSADCs,DACs,ASICsandotherwideoutputswingdevicesinsinglesupplysystems.TheAD8615,AD8616andAD8618arespecifiedovertheextendedindustrial(-40°to+125°C)temperaturerange.TheAD8615,single,isavailableinthetiny5-leadSOT-23package.TheAD8616,dual,isavailableinthe8-leadmicro-SOICandnarrowSOICsurfacemountpackages.TheAD8618,quad,isavailablein14-leadTSSOPandnarrow14-pinSOICpackages.SOT,MSOPandTSSOPversionsareavailableintapeandreelonly.PINCONFIGURATIONS5-LeadSOT(RJ-5)8-LeadMSOP(RM-8)8-LeadSO(R-8)14-LeadTSSOP(RU-14)14-LeadSO(R-14)AD8615AD8616AD8616AD8618AD8618PreliminaryTechnicalDataAD8615/AD8616/AD8618-2-RevPrA6/2/03ELECTRICALCHARACTERISTICS(VS=+3.0V,VCM=VS/2,TA=+25°Cunlessotherwisenoted)ParameterSymbolConditionsMinTypMaxUnitsINPUTCHARACTERISTICSOffsetVoltageVOSVCM=0Vto3V80300μV-40°TA+125°C750μVInputBiasCurrentIB0.260pA-40°TA+85°C100pA-40°TA+125°C100pAInputOffsetCurrentIOS0.130pA-40°TA+85°C50pA-40°TA+125°C500pAInputVoltageRange03VCommon-ModeRejectionRatioCMRRVCM=0Vto3V6883dBLargeSignalVoltageGainAVORL=2kΩVO=0.5Vto2.5V30100V/mVOffsetVoltageDriftΔVOS/ΔT2μV/°COUTPUTCHARACTERISTICSOutputVoltageHighVOHIL=1mA2.922.95V-40°CTA+125°C2.88VOutputVoltageLowVOLIL=1mA2035mV-40°CTA+125°C50mVOutputCurrentIOUT±150mAClosedLoopOutputImpedanceZOUTf=1MHz,AV=112ΩPOWERSUPPLYPowerSupplyRejectionRatioPSRRVS=2.7Vto5.5V6780dBSupplyCurrent/AmplifierISYVO=0V1.62.0mA-40°TA+125°CTBDmADYNAMICPERFORMANCESlewRateSRRL=2kΩ12V/μsSettlingTimetsTo0.01%0.25μsGainBandwidthProductGBP20MHzPhaseMarginØo40degreesNOISEPERFORMANCEVoltageNoiseDensityenf=1kHz8nV/√HzVoltageNoiseDensityenf=10kHz6nV/√HzCurrentNoiseDensityinf=1kHz0.05pA/√HzPreliminaryTechnicalDataAD8615/AD8616/AD8618-3-RevPrA6/2/03ELECTRICALCHARACTERISTICS(@VS=+5.0V,VCM=VS/2,TA=+25°Cunlessotherwisenoted)ParameterSymbolConditionsMinTypMaxUnitsINPUTCHARACTERISTICSOffsetVoltageVOSVCM=0Vto5V80300μV-40°TA+125°C750μVInputBiasCurrentIB0.260pA-40°TA+85°C100pA-40°TA+125°C1000pAInputOffsetCurrentIOS0.130pA-40°TA+85°C50pA-40°TA+125°C500pAInputVoltageRange05VCommon-ModeRejectionRatioCMRRVCM=0Vto5V7489dBLargeSignalVoltageGainAVOVO=0.5Vto4.5V,3070V/mVRL=2kΩ,VCM=0VOffsetVoltageDriftΔVOS/ΔT2μV/°COUTPUTCHARACTERISTICSOutputVoltageHighVOHIL=1mA4.9254.975VIL=10mA4.74.77V-40°Cto+125°C4.6VOutputVoltageLowVOLIL=1mA1530mVOutputVoltageHighVOLIL=10mA125175mV-40°Cto+125°C250mVOutputCurrentIOUT±50mAClosedLoopOutputImpedanceZOUTf=1MHz,AV=110ΩPOWERSUPPLYPowerSupplyRejectionRatioPSRRVS=2.7Vto5.5V6780dBSupplyCurrent/AmplifierISYVO=0V1.32.0mA-40°TA+125°CTBDmADYNAMICPERFORMANCESlewRateSRRL=2kΩ12V/μsSettlingTimetsTo0.01%.5μsFullPowerBandwidthBWp1%DistortionTBDkHzGainBandwidthProductGBP20MHzPhaseMarginØo40degreesNOISEPERFORMANCEVoltageNoiseDensityenf=1kHz8nV/√HzVoltageNoiseDensityenf=10kHz6nV/√HzCurrentNoiseDensityinf=1kHz0.05pA/√HzPreliminaryTechnicalDataAD8615/AD8616/AD8618-4-RevPrA6/2/03ABSOLUTEMAXIMUMRATINGS1Supplyvoltage...........................................................................+6VInputVoltage....................................................................GndtoVsDifferentialInputVoltage.........................................................±6VOutputShort-CircuitDuration