TEL:18617042732***:3073924495ThePCA9306isadualbidirectionalI2Cand***Busvoltage-leveltranslator,withanenable(EN)input,isoperationalfrom1.2-Vto3.3-VVREF1and1.8-Vto5.5-VVREF2.ThePCA9306allowsbidirectionalvoltagetranslati***between1.2Vand5V,withouttheuseofadirectionpin.ThelowON-stateresistance(RON)oftheswitchallowsconnecti***tobemadewithminimalpropagationdelay.WhenENishigh,thetranslatorswitchisON,andtheSCL1andSDA1I/OareconnectedtotheSCL2andSDA2I/O,respectively,allowingbidirectionaldataflowbetweenports.WhenENislow,thetranslatorswitchisoff,andahigh-impedancestateexistsbetweenports.Inadditiontovoltagetranslation,thePCA9306canbeusedtoisolatea400-kHzbusfroma100-kHzbycontrollingtheENpin.特性·2-BitBidirectionalTranslatorforSDAandSCLLinesinMixed-ModeI2CApplicati***·I2Cand***BusCompatible·LessThan1.5-nsMaximumPropagationDelaytoAccommodateStandard-ModeandFast-ModeI2CDevicesandMultipleMasters·AllowsVoltage-LevelTranslationBetweeno1.2-VVREF1and1.8-V,2.5-V,3.3-V,or5-VVREF2o1.8-VVREF1and2.5-V,3.3-V,or5-VVREF2o2.5-VVREF1and3.3-Vor5-VVREF2o3.3-VVREF1and5-VVREF2·ProvidesBidirectionalVoltageTranslationWithNoDirectionPin·Low3.5-ΩON-StateConnectionBetweenInputandOutputPortsProvidesLessSignalDistortion·Open-DrainI2CI/OPorts(SCL1,SDA1,SCL2,andSDA2)·5-VTolerantI2CI/OPortstoSupportMixed-ModeSignalOperation·High-ImpedanceSCL1,SDA1,SCL2,andSDA2PinsforEN=Low·Lock-Up-FreeOperationforIsolationWhenEN=Low·Flow-ThroughPinoutforEaseofPrintedCircuitBoardTraceRouting·Latch-UpPerformanceExceeds100mAPerJESD78,ClassII·ESDProtectionExceedsJESD22o2000-VHuman-BodyModel(A114-A)o200-VMachineModel(A115-A)o1000-VCharged-DeviceModel(C101)封装:***8(DCT))