SN65LVDM179中文资料

SN65LVDM179,SN65LVDM180,SN65LVDM050,SN65LVDM051HIGH-SPEEDDIFFERENTIALLINEDRIVERSANDRECEIVERSSLLS324B–DECEMBER1998–REVISEDMARCH20001POSTOFFICEBOX655303•DALLAS,TEXAS75265Low-VoltageDifferentialDriversandReceiversforHalf-DuplexOperationSignalingRatesupto400MbpsBus-TerminalESDExceeds12kVOperatesfromaSingle3.3VSupplyLow-VoltageDifferentialSignalingwithTypicalOutputVoltagesof340mVwitha50-WLoadPropagationDelayTimes–Driver:1.7nsTyp–Receiver:3.7nsTypPowerDissipationat200MHz–Driver:50mWTypical–Receiver:60mWTypicalLVTTLInputLevelsare5VTolerantDriverisHighImpedanceWhenDisabledorWithVCC1.5VReceiverhasOpen-CircuitFailSafeSurface-MountPackaging–DPackage(SOIC)–DGKPackage(MSOP)(’LVDM179Only)descriptionTheSN65LVDM179,SN65LVDM180,SN65LVDM050,andSN65LVDM051aredifferen-tiallinedriversandreceiversthatuselow-voltagedifferentialsignaling(LVDS)toachievesignalingratesashighas400Mbps.ThesecircuitsaresimilartoTIA/EIA-644standardcompliantdevices(SN65LVDS)counterparts,exceptthattheoutputcurrentofthedriversisdoubled.Thismodificationprovidesaminimumdifferentialoutputvoltagemagnitudeof247mVintoa50-Wloadandallowsdouble-terminatedlinesandhalf-duplexoperation.Thereceiversdetectavoltagedifferenceof100mVwithupto1Vofgroundpotentialdifferencebetweenatransmitterandreceiver.Theintendedapplicationofthesedevicesandsignalingtechniqueishalf-duplexormultiplexbasebanddatatransmissionovercontrolledimpedancemediaofapproximately100-Wcharacteristicimpedance.Thetransmissionmediamaybeprinted-circuitboardtraces,backplanes,orcables.Copyright1998,TexasInstrumentsIncorporated12348765VCCRDGNDABZYSN65LVDM179D(MarkedasDM179orLVM179)SN65LVDM179DGK(MarkedasM79)(TOPVIEW)1234567141312111098NCRREDEDGNDGNDVCCVCCABZYNC123456781615141312111091B1A1RRE2R2A2BGNDVCC1D1Y1ZDE2Z2Y2D123456781615141312111091B1A1R1DE2R2A2BGNDVCC1D1Y1Z2DE2Z2Y2DSN65LVDM180D(MarkedasLVDM180)(TOPVIEW)SN65LVDM050D(MarkedasLVDM050)(TOPVIEW)SN65LVDM051D(MarkedasLVDM051)(TOPVIEW)RDYZABRDYZABDERE232543568791012112D1D1Y1Z2Y2ZDE91512141310112R1R1A1B2A2BRE53421671R1D1Y1Z1A1B1DE31541413212R2D2Y2Z2A2B2DE5912101167PRODUCTIONDATAinformationiscurrentasofpublicationdate.ProductsconformtospecificationsperthetermsofTexasInstrumentsstandardwarranty.Productionprocessingdoesnotnecessarilyincludetestingofallparameters.Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.SN65LVDM179,SN65LVDM180,SN65LVDM050,SN65LVDM051HIGH-SPEEDDIFFERENTIALLINEDRIVERSANDRECEIVERSSLLS324B–DECEMBER1998–REVISEDMARCH20002POSTOFFICEBOX655303•DALLAS,TEXAS75265description(continued)AVAILABLEOPTIONSPACKAGETASMALLOUTLINE(D)SMALLOUTLINE(DGK)SN65LVDM050D—40°Cto85°CSN65LVDM051D—–40°Cto85°CSN65LVDM179DSN65LVDM179DGKSN65LVDM180D—NOTE:Theultimaterateanddistanceofdatatransferisdependentupontheattenuationcharacteristicsofthemedia,thenoisecouplingtotheenvironment,andotherapplicationspecificcharacteristics.TheSN65LVDM179,SN65LVDM180,SN65LVDM050,andSN65LVDM051arecharacterizedforoperationfrom–40°Cto85°C.FunctionTablesSN65LVDM179RECEIVERINPUTSOUTPUTVID=VA–VBRVID≥100mVH–100MVVID100mV?VID≤–100mVLOpenHH=highlevel,L=lowlevel,?=indeterminateSN65LVDM179DRIVERINPUTOUTPUTSDYZLLHHHLOpenLHH=highlevel,L=lowlevelSN65LVDM180,SN65LVDM050,andSN65LVDM051RECEIVERINPUTSOUTPUTVID=VA–VBRERVID≥100mVLH–100MVVID100mVL?VID≤–100mVLLOpenLHXHZH=highlevel,L=lowlevel,Z=highimpedance,X=don’tcareSN65LVDM179,SN65LVDM180,SN65LVDM050,SN65LVDM051HIGH-SPEEDDIFFERENTIALLINEDRIVERSANDRECEIVERSSLLS324B–DECEMBER1998–REVISEDMARCH20003POSTOFFICEBOX655303•DALLAS,TEXAS75265SN65LVDM180,SN65LVDM050,andSN65LVDM051DRIVERINPUTSOUTPUTSDDEYZLHLHHHHLOpenHLHXLZZH=highlevel,L=lowlevel,Z=highimpedance,X=don’tcareequivalentinputandoutputschematicdiagrams300kW50WVCC7VDorREInput300kW50WVCC7VDEInput5W10kW7VYorZOutputVCC7VVCC7VROutputVCC5WBInputAInput300kW300kW7VSN65LVDM179,SN65LVDM180,SN65LVDM050,SN65LVDM051HIGH-SPEEDDIFFERENTIALLINEDRIVERSANDRECEIVERSSLLS324B–DECEMBER1998–REVISEDMARCH20004POSTOFFICEBOX655303•DALLAS,TEXAS75265absolutemaximumratingsoveroperatingfree-airtemperature(unlessotherwisenoted)†Supplyvoltagerange,VCC(seeNote1)–0.5Vto4V..............................................Voltagerange(D,R,DE,RE)–0.5Vto6V........................................................Voltagerange(Y,Z,A,andB)–0.5Vto4V.......................................................Electrostaticdischarge(Y,Z,A,B,andGND)(seeNote2)CLass3,A:12kV,B:600V..................AllClass3,A:7kV,B:500V................................................Continuouspowerdissipationseedissipationratingtable...........................................Storagetemperaturerange–65°Cto150°C........................................................Leadtemperature1,6mm(1/16inch)fromcasefor10seconds250°C...............................†Stressesbeyondthoselistedunder“absolutemaximumratings”maycausepermanentdamagetothedevice.Thesearestressratingsonly,andfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthoseindicat