AD8541_8542_8544

CMOSRail-to-RailGeneral-PurposeAmplifiersAD8541/AD8542/AD8544Rev.GInformationfurnishedbyAnalogDevicesisbelievedtobeaccurateandreliable.However,noresponsibilityisassumedbyAnalogDevicesforitsuse,norforanyinfringementsofpatentsorotherrightsofthirdpartiesthatmayresultfromitsuse.Specificationssubjecttochangewithoutnotice.NolicenseisgrantedbyimplicationorotherwiseunderanypatentorpatentrightsofAnalogDevices.Trademarksandregisteredtrademarksarethepropertyoftheirrespectiveowners.OneTechnologyWay,P.O.Box9106,Norwood,MA02062-9106,U.S.A.Tel:[phone]©2008–2011AnalogDevices,Inc.Allrightsreserved.FEATURESSingle-supplyoperation:2.7Vto5.5VLowsupplycurrent:45μA/amplifierWidebandwidth:1MHzNophasereversalLowinputcurrents:4pAUnitygainstableRail-to-railinputandoutputQualifiedforautomotiveapplicationsAPPLICATIONSASICinputoroutputamplifiersSensorinterfacesPiezoelectrictransduceramplifiersMedicalinstrumentationMobilecommunicationsAudiooutputsPortablesystemsGENERALDESCRIPTIONTheAD8541/AD8542/AD8544aresingle,dual,andquadrail-to-railinputandoutput,single-supplyamplifiersfeaturingverylowsupplycurrentand1MHzbandwidth.Allareguaranteedtooperatefroma2.7Vsinglesupplyaswellasa5Vsupply.Thesepartsprovide1MHzbandwidthatalowcurrentconsumptionof45μAperamplifier.VerylowinputbiascurrentsenabletheAD8541/AD8542/AD8544tobeusedforintegrators,photodiodeamplifiers,piezoelectricsensors,andotherapplicationswithhighsourceimpedance.Thesupplycurrentisonly45μAperamplifier,idealforbatteryoperation.Rail-to-railinputsandoutputsareusefultodesignersbufferingASICsinsingle-supplysystems.TheAD8541/AD8542/AD8544areoptimizedtomaintainhighgainsatlowersupplyvoltages,makingthemusefulforactivefiltersandgainstages.TheAD8541/AD8542/AD8544arespecifiedovertheextendedindustrialtemperaturerange(–40°Cto+125°C).TheAD8541isavailablein5-leadSOT-23,5-leadSC70,and8-leadSOICpackages.TheAD8542isavailablein8-leadSOIC,8-leadMSOP,and8-leadTSSOPsurface-mountpackages.TheAD8544isavailablein14-leadnarrowSOICand14-leadTSSOPsurface-mountpackages.AllMSOP,SC70,andSOTversionsareavailableintapeandreelonly.SeetheOrderingGuideforautomotivemodels.PINCONFIGURATIONS12354–INA+INAV+OUTAAD8541V–00935-001Figure1.5-LeadSC70and5-LeadSOT-23(KSandRJSuffixes)NC–INA+INAV–V+OUTANCNC12348765AD8541NC=NOCONNECT00935-002Figure2.8-LeadSOIC(RSuffix)AD854212348765OUTA–INA+INAV–+INB–INBOUTBV+00935-003Figure3.8-LeadSOIC,8-LeadMSOP,and8-LeadTSSOP(R,RM,andRUSuffixes)AD8544123414131211OUTA–INA+INAV+V–+IND–INDOUTD5671098+INB–INBOUTBOUTC–INC+INC00935-004Figure4.14-LeadSOICand14-LeadTSSOP(RandRUSuffixes)昱灿电子  昱灿电子  AD8541/AD8542/AD8544Rev.G|Page2of20TABLEOFCONTENTSFeatures..............................................................................................1 Applications.......................................................................................1 GeneralDescription.........................................................................1 PinConfigurations...........................................................................1 RevisionHistory...............................................................................2 Specifications.....................................................................................3 ElectricalCharacteristics.............................................................3 AbsoluteMaximumRatings............................................................6 ThermalResistance......................................................................6 ESDCaution..................................................................................6 TypicalPerformanceCharacteristics.............................................7 TheoryofOperation......................................................................13 NotesontheAD854xAmplifiers.............................................13 Applications.....................................................................................14 NotchFilter.................................................................................14 ComparatorFunction................................................................14 PhotodiodeApplication............................................................15 OutlineDimensions.......................................................................16 OrderingGuide..........................................................................19 AutomotiveProducts.................................................................19 REVISIONHISTORY6/11—Rev.FtoRev.GChangestoFeaturesSectionandGeneralDescriptionSection................................................................................................1ChangestoTable5............................................................................6UpdatedOutlineDimensions.......................................................16ChangestoOrderingGuide..........................................................19AddedAutomotiveProductsSection..........................................191/08—Rev.EtoRev.FIns