Dual-ChannelDigitalIsolatorsFEATURESNarrowbody,RoHS-compliant,SOIC8-leadpackageLowpoweroperation5Voperation1.1mAperchannelmaximumat0Mbpsto2Mbps3.7mAperchannelmaximumat10Mbps8.2mAperchannelmaximumat25Mbps3Voperation0.8mAperchannelmaximumat0Mbpsto2Mbps2.2mAperchannelmaximumat10Mbps4.8mAperchannelmaximumat25MbpsBidirectionalcommunication3V/5VleveltranslationHightemperatureoperation:125°CHighdatarate:dcto25Mbps(NRZ)Precisetimingcharacteristics3nsmaximumpulsewidthdistortion3nsmaximumchannel-to-channelmatchingHighcommon-modetransientimmunity:>25kV/μsSafetyandregulatoryapprovalsULrecognition2500Vrmsfor1minuteperUL1577CSAComponentAcceptanceNotice5AVDECertificateofConformityDINVVDEV0884-10(VDEV0884-10):2006-12VIORM=560VpeakQualifiedforautomotiveapplicationsThetypicaloptocouplerconcernsregardinguncertaincurrenttransferratios,nonlineartransferfunctions,andtemperatureandlifetimeeffectsareeliminatedwiththesimpleiCouplerdigitalinterfacesandstableperformancecharacteristics.TheneedforexternaldriversandotherdiscretecomponentsiseliminatedwiththeseiCouplerproducts.Furthermore,iCouplerdevicesconsumeone-tenthtoone-sixththepowerofoptocouplersatcomparablesignaldatarates.TheADuM1200/ADuM1201isolatorsprovidetwoindependentisolationchannelsinavarietyofchannelconfigurationsanddatarates(seetheOrderingGuide).Bothdevicesoperatewiththesupplyvoltageoneithersiderangingfrom2.7Vto5.5V,providingcompatibilitywithlowervoltagesystemsaswellasenablingavoltagetranslationfunctionalityacrosstheisolationbarrier.Inaddition,theADuM1200/ADuM1201providelowpulsewidthdistortion(<3nsforCRgrade)andtightchannel-to-channelmatching(<3nsforCRgrade).Unlikeotheroptocoupleralternatives,theADuM1200/ADuM1201isolatorshaveapatentedrefreshfeaturethatensuresdccorrectnessintheabsenceofinputlogictransitionsandduringpower-up/power-downconditions.TheADuM1200WandADuM1201Wareautomotivegradeversionsqualifiedfor125°Coperation.SeetheAutomotiveProductssectionformoreinformation.FUNCTIONALBLOCKDIAGRAMSAPPLICATIONSSize-criticalmultichannelisolationSPIinterface/dataconverterisolationRS-232/RS-422/RS-485transceiverisolationDigitalfieldbusisolationHybridelectricvehicles,batterymonitor,andmotordriveGENERALDESCRIPTIONTheADuM1200/ADuM12011aredual-channeldigitalisolatorsbasedontheAnalogDevices,Inc.,iCoupler®technology.CombininghighspeedCMOSandmonolithictransformertechnologies,theseisolationcomponentsprovideoutstandingperformancecharacteristicssuperiortoalternatives,suchasoptocouplers.ByavoidingtheuseofLEDsandphotodiodes,iCouplerdevicesremovethedesigndifficultiescommonlyassociatedwithopto-couplers.1ProtectedbyU.S.Patents5,952,849;6,873,065;6,903,578;and7,075,329.VDD1VIAVIBGND1VDD2VOAVOBGND2Figure1.ADuM1200FunctionalBlockDiagramFigure2.ADuM1201FunctionalBlockDiagramRev.KDocumentFeedbackInformationfurnishedbyAnalogDevicesisbelievedtobeaccurateandreliable.However,noADuM1201DataSheet546DECODEENCODE37DECODEENCODE28104642-00204642-001VDD118VDD2VOA2DECODEENCODE7VIAVIB3ENCODEDECODE6VOBGND145GND2responsibilityisassumedbyAnalogDevicesforitsuse,norforanyinfringementsofpatentsorotherrightsofthirdpartiesthatmayresultfromitsuse.Specificationssubjecttochangewithoutnotice.NolicenseisgrantedbyimplicationorotherwiseunderanypatentorpatentrightsofAnalogDevices.Trademarksandregisteredtrademarksarethepropertyoftheirrespectiveowners.OneTechnologyWay,P.O.Box9106,Norwood,MA020...
