VP230中文资料

(MarkedasVP230)SN65HVD231D(MarkedasVP231)(TOPVIEW)12348765NC–NointernalconnectionDGNDVCCRNCCANHCANLNCSN65HVD232D(MarkedasVP232)(TOPVIEW)12348765LOGICDIAGRAM(POSITIVELOGIC)CANLCANHRD1476SN65HVD230,SN65HVD231LogicDiagram(PositiveLogic)RS8Vref53VCCCANLCANHRD1476SN65HVD232LogicDiagram(PositiveLogic)SN65HVD230SN65HVD231SN65HVD232SLOS346H–MARCH2001–REVISEDJULY20063.3-VCANTRANSCEIVERS•MotorControl•OperatesWitha3.3-VSupply•IndustrialAutomation•LowPowerReplacementforthePCA82C250•BasestationControlandStatusFootprint•Robotics•Bus/PinESDProtectionExceeds16kVHBM•Automotive•HighInputImpedanceAllowsfor120Nodes•UPSControlonaBus•ControlledDriverOutputTransitionTimesforImprovedSignalQualityontheSN65HVD230andSN65HVD231•UnpoweredNodeDoesNotDisturbtheBus•CompatibleWiththeRequirementsoftheISO11898Standard•Low-CurrentSN65HVD230StandbyMode370μATypical•Low-CurrentSN65HVD231SleepMode40nATypical•DesignedforSignalingRates(1)upto1Megabit/Second(Mbps)•ThermalShutdownProtection•Open-CircuitFail-SafeDesign•Glitch-FreePower-UpandPower-DownProtectionforHot-PluggingApplications(1)Thesignalingrateofalineisthenumberofvoltagetransitionsthataremadepersecondexpressedintheunitsbps(bitspersecond).Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.TMS320Lx240xisatrademarkofTexasInstruments.PRODUCTIONDATAinformationiscurrentasofpublicationdate.Copyright©2001–2006,TexasInstrumentsIncorporatedProductsconformtospecificationsperthetermsoftheTexasInstrumentsstandardwarranty.Productionprocessingdoesnotnecessarilyincludetestingofallparameters.–MARCH2001–REVISEDJULY2006Thesedeviceshavelimitedbuilt-inESDprotection.TheleadsshouldbeshortedtogetherorthedeviceplacedinconductivefoamduringstorageorhandlingtopreventelectrostaticdamagetotheMOSgates.TheSN65HVD230,SN65HVD231,andSN65HVD232controllerareanetwork(CAN)transceiversaredesignedforusewiththeTexasInstrumentsTMS320Lx240x™;3.3-VDSPswithCANcontrollers,orwithequivalentdevices.TheyareintendedforuseinapplicationsemployingtheCANserialcommunicationphysicallayerinaccordancewiththeISO11898standard.EachCANtransceiverisdesignedtoprovidedifferentialtransmitcapabilitytothebusanddifferentialreceivecapabilitytoaCANcontrolleratspeedsupto1Mbps.Designedforoperationinespecially-harshenvironments,thesedevicesfeaturecross-wireprotection,loss-of-groundandovervoltageprotection,overtemperatureprotection,aswellaswidecommon-moderange.Thetransceiverinterfacesthesingle-endedCANcontrollerwiththedifferentialCANbusfoundinindustrial,buildingautomation,andautomotiveapplications.Itoperatesovera-2-Vto7-Vcommon-moderangeonthebus,anditcanwithstandcommon-modetransientsof±25V.OntheSN65HVD230andSN65HVD231,pin8providesthreedifferentmodesofoperation:high-speed,slopecontrol,andlow-powermodes.Thehigh-speedmodeofoperationisselectedbyconnectingpin8toground,allowingthetransmitteroutputtransistorstoswitchonandoffasfastaspossiblewithnolimitationontheriseandfallslopes.Theriseandfallslopescanbeadjustedbyconnectingaresistortogroundatpin8,sincetheslopeisproportionaltothepin'soutputcurrent.Thisslopecontrolisimplementedwithexternalresistorvaluesof10kΩ,toachievea15-V/μsslewrate,to100kΩ,toachievea2-V/μsslewrate.SeetheApplicationInformationsectionofthisdatasheet.ThecircuitoftheSN65HVD230entersalow-currentstandbymodeduringwhichthedriverisswitchedoffandthereceiverremainsactiveifahighlogiclevelisappliedtopin8.TheDSPcontrollerreversesthislow-currentstandbymodewhenadominantstate(busdifferentialvoltage900mVtypical)occursonthebus.TheuniquedifferencebetweentheSN65HVD230andtheSN65HVD231isthatboththedriverandthereceiverareswitchedoffintheSN65HVD231whenahighlogiclevelisappliedtopin8andremaininthissleepmodeuntilthecircuitisreactivatedbyalowlogiclevelonpin8.TheVrefpin5ontheSN65HVD230andSN65HVD231isavailableasaVCC/2voltagereference.TheSN65HVD232isabasicCANtransceiverwithnoaddedoptions;pins5and8areNC,noconnection.AVAILABLEOPTIONS(1)INTEGRATEDSLOPEPARTNUMBERLOWPOWERMODEVrefPINTAMARKEDAS:CONTROLSN65HVD230StandbymodeYesYesVP230SN65HVD231SleepmodeYesYesVP23140°Cto85°CNostandbyorsleepSN65HVD232NoNoVP232mode(1)Forthemostcurrentpackageandorderinginformation,seethePackageOptionAddendumattheendofthisdocument,orseetheTIwebsiteat(SN65HVD230,SN65HVD231)(1)OUTPUTSINPUTDRSBUSSTATECANHCANLLHLDominantV(Rs)1.2VHZZRecessiveOpenXZZRecessiveXV(Rs)0.75VCCZZRecessive(1)H=highlevel;L=lowlevel;X=irrelevant;?=indeterminate;Z=highimpedance2SubmitDocumentationFeedback–MARCH2001–REVISEDJULY2006DRIVER(SN65HVD232)(1)OUTPUTSINPUTDBUSSTATECANHCANLLHLDominantHZZRecessiveOpenZZRecessive(1)H=highlevel;L=lowlevel;Z=highimpedanceRECEIVER(SN65HVD230)(1)DIFFERENTIALINPUTSRSOUTPUTRVID≥0.9VXL0.5VVID0.9VX?VID≤0.5VXHOpenXH(1)H=highlevel;L=lowlevel;X=irrelevant;?=indete