THVD1500 300 kbps RS-485 Transceiver With ±8 kV …

1 AB76RD14 REDE23 Copyright 2017, texas instruments IncorporatedProductFolderOrderNowTechnic alDocumentsTools &SoftwareSupport &CommunityAn IMPORTANTNOTICEat the end of this datasheetaddressesavailability,warranty, changes,use in safety-criticalapplications,intellectual propertymattersand JULY2017 THVD1500300 kbps RS-485 TransceiversWith 8-kV IEC ESD Protection11 Features1 Meetsor Exceedsthe Requirementsof theTIA/EIA-485 AStandardand the StateGridCorporationof China(SGCC)Part 11 SerialCommunicationProtocolRS-485 Standard V to V SupplyVoltage Half-DuplexRS-422/ RS-485 Bus I/O Protection 16 kV HBMESD 8 kV IEC 61000-4-2 ContactDischarge 10 kV IEC 61000-4-2 Air Gap Discharge 2 kV IEC 61000-4-4 FastTransientBurst ExtendedIndustrialTemperatureRange:-40 C to125 C LargeReceiverHysteresisfor NoiseRejection Low PowerConsumption Low StandbySupplyCurrent:< 1 A QuiescentDuringOperation.

2 < 660 A Glitch-FreePower-Up/Downfor Hot Plug-inCapability Open,Short,and Idle Bus Failsafe 1/8 Unit LoadOptions(Up to 256 Bus Nodes) Low EMI 300 kbps2 Applications ElectricityMeters(E-Meters) Inverters HVACS ystems VideoSurveillanceSystems3 DescriptionTHVD1500is a robusthalf-duplexRS-485transceiverfor bus pinsare immuneto highlevelsof IEC ContactDischargeESDeventseliminatingneedof deviceoperatesfroma single5-V inputleakageon bus pinsmakeTHVD1500suitableformulti-pointapplicationsoverlong availablein industrystandard8-pinSOIC packagefor deviceischaracterizedfrom 40 C to 125 (1)PARTNUMBERPACKAGEBODYSIZE(NOM) THVD1500 SOIC(8) (1) For all availablepackages,see the orderableaddendumatthe end of the : THVD1500 SubmitDocumentationFeedbackCopyright 2017,TexasInstrumentsIncorporatedTableof Contents1 Pin Configurationand Applicationand Deviceand Mechanical,Packaging,and RevisionHistoryDATEREVISIONNOTESJuly 2017* VCC 2RE7 B3DE6 A4D5 GNDNot to JULY2017 ProductFolderLinks.

3 THVD1500 SubmitDocumentationFeedbackCopyright 2017,TexasInstrumentsIncorporated5 Pin Configurationand FunctionsD Package8-PinSOICTop ViewPin ,activelow (internal2-M pull-up)DE3 DigitalinputDriverenable,activehigh (internal2-M pull-down)D4 DigitalinputDriverdatainputGND5 GroundLocaldevicegroundA6 Bus input/outputBus I/O port,A (complementaryto B)B7 Bus input/outputBus I/O port,B (complementaryto A)VCC8 Power5-V supply4 THVD1500 SLLSEY4 : THVD1500 SubmitDocumentationFeedbackCopyright 2017,TexasInstrumentsIncorporated(1)Stre ssesbeyondthoselistedunderAbsoluteMaximu mRatingsmay causepermanentdamageto the stressratingsonly,whichdo not implyfunctionaloperationof the deviceat theseor any otherconditionsbeyondthoseindicatedunder RecommendedOperatingConditions.

4 Exposureto absolute-maximum-ratedconditionsfor extendedperiodsmay (unlessotherwisenoted)(1)MINMAXUNITS upplyvoltageVCC voltageRangeat any bus pin (A or B) 1818 VInputvoltageRangeat any logicpin (D, DE, or RE) any bus pin(A or B) through100 100100 ReceiveroutputcurrentIO 2424mAJunctiontemperature170 CAbsoluteambienttemperature,TA 55125 CStoragetemperature,Tstg 65150 C(1)JEDEC documentJEP155statesthat 500-VHBM allowssafe manufacturingwith a standardESDcontrolprocess.(2)JEDEC documentJEP157statesthat 250-VCDM allowssafe manufacturingwith a (ESD)ElectrostaticdischargeContactDischa rge,per IEC 61000-4-2 PinsBus terminalsandGND 8,000 VAir Gap Discharge,per IEC 61000-4-2 PinsBus terminalsandGND 10,000 Human-bodymodel(HBM),perANSI/ESDA/JEDECJ S-001(1)PinsBus terminalsandGND 16,000 All pins exceptBusterminalsand GND 4,000 Charged-devicemodel(CDM),per JEDEC specificationJESD22-C101(2) 1,500 Machinemodel(MM),per JEDECJESD22-A115-A 400V(EFT)Electricalfast transientPer IEC 61000-4-4 PinsBus terminals 2, JULY2017 ProductFolderLinks.

5 THVD1500 SubmitDocumentationFeedbackCopyright 2017,TexasInstrumentsIncorporated(1)The algebraicconvention,in whichthe leastpositive(mostnegative)limit is designatedas minimumis usedin this (unlessotherwisenoted) any bus terminal(1)-712 VVIHHigh-levelinputvoltage(Driver,driver enable,and receiverenableinputs)2 VCCVVILLow-levelinputvoltage(Driver,driv erenable,and receiverenableinputs) ,Driver-6060mAIORO utputcurrent,Receiver-88mARLD ifferentialload resistance54 1/tUISignalingrate300kbpsTAOperatingambi enttemperature-40125 CTJJ unctiontemperature-40150 C(1)For moreinformationabouttraditionaland new thermalmetrics,see the Semiconductorand IC (1) THVD1500 UNITD (SOIC)8 PINSR C/WR JC(top)Junction-to-case(top) C/WR C/W C/W C/WR JC(bot)Junction-to-case(bottom)thermalre sistanceNA C/WTJ(TSD)Thermalshut-downtemperature170 (unlessotherwisenoted)PARAMETERTESTCONDI TIONSVALUEUNITPDD riverand receiverenabled,VCC= V, TJ= 150 C,50%duty cyclesquarewaveat signalingrateUnterminatedRL= 300 ,CL= 50 pF (driver)300 kbps50mWRS-422load RL= 100 ,CL= 50 pF (driver)300 kbps110mWRS-485load RL= 54 ,CL= 50 pF (driver)300 kbps170mW6 THVD1500 SLLSEY4 : THVD1500 SubmitDocumentationFeedbackCopyright 2017,TexasInstrumentsIncorporated(1)Unde rany specificconditions,VIT+is assuredto be at leastVHYS higherthanVIT.

6 (unlessotherwisenoted)PARAMETERTESTCONDI TIONSMINTYPMAXUNITD river|VOD|Driverdifferentialoutputvoltag emagnitudeRL= 60 , -7 V Vtest 12 (SeeFigure8) 100 (SeeFigure9) 54 (SeeFigure9) |VOD|Changein differentialoutputvoltageRL= 54 or 100 (SeeFigure9) 5050mVVOCC ommon-modeoutputvoltageRL= 54 or 100 (SeeFigure9)1 VCC/23V VOC(SS)Steady-statecommon-modeoutputvolt ageRL= 54 or 100 (SeeFigure9) 5050mVVOC(PP)Peak-to-peakcommon-modeoutp utvoltageRL= 54 or 100 (SeeFigure9)450mVIOSS hort-circuitoutputcurrentDE = VCC, -7 V VO 12 V, or A pin shortedto B pin 100100mAReceiverII1 Bus inputcurrentDE = 0 V,VCC= 0 V or VVI= 12 V75100 AVI= -7 V-97-70 ARA, RBBus inputimpedanceVA= -7 V, VB= 12 V andVA= 12 V, VB= -7 V (SeeFigure14)96k VTH+Positive-goinginputthresholdvoltageS ee(1) 70 50mVVTH-Negative-goinginputthresholdvolt age 200 150 See(1)mVVHYSI nputhysteresis2050mVVOHO utputhigh voltageIOH= -8 voltageIOL= 8 0 V or VCC, RE = VCC-11 AIOSRO utputshort-circuitcurrentRE = 0, DE = 0, See Figure1395mALogicIINI nputcurrent(D, DE, RE) V VCC V 505 ASupplyICCS upplycurrent(quiescent)

7 Driverand receiverenabledRE = 0 V, DE = VCC, Noload440660 ADriverenabled,receiverdisabledRE = VCC, DE = VCC,No load295420 ADriverdisabled,receiverenabledRE = 0 V, DE = 0 V, Noload275400 ADriverand receiverdisabledRE = VCC, DE = 0 V, D= open,No JULY2017 ProductFolderLinks: THVD1500 SubmitDocumentationFeedbackCopyright 2017, , tfDifferentialoutputrise/falltimeRL= 54 , CL= 50 pFSee Figure10180250450nstPHL, tPLHP ropagationdelay250350nstSK(P)Pulseskew,| tPHL tPLH|2540nstPHZ, tPLZD isabletimeSee Figure11 andFigure1270160nstPZH, tPZLE nabletimeRE = 0 V220400nsRE = sReceivertr, tfDifferentialoutputrise/falltimeCL= 15 pFSee Figure151525nstPHL, tPLHP ropagationdelay70100nstSK(P)Pulseskew,|t PHL tPLH|37nstPHZ, tPLZD isabletime1530nstPZH(1),tPZL(1),tPZH(2), tPZL(2)EnabletimeDE = VCCSee Figure16100175nsDE = 0 VSee Figure1714 sTemperature (qC)VO Driver Propagation Delay (ns)-40-20020406080100120150152154156158 160D005 Signal Rate (Kbps)ICC Supply Current (mA) Supply Voltage (V)

8 IO Driver Output Current (mA) (qC)VO Driver Rise and Fall Time (ns)-40-20020406080100120215220225230235 240245250D004IO Driver Output Current (mA)VO Driver Output Voltage (V) Driver Output Current (mA)VO Driver Differential Output Voltage (V) : THVD1500 SubmitDocumentationFeedbackCopyright 2017, 5 VDE = VCCF igure1. DriverOutputvoltagevs DriverOutputCurrentVCC= 5 VDE = VCCD = 0 VFigure2. DriverDifferentialOutputvoltagevs DriverOutputCurrentRL= 54 DE = VCCD = VCCTA= 25 CFigure3. DriverOutputCurrentvs SupplyVoltageFigure4. DriverRiseor Fall Timevs TemperatureFigure5. DriverPropagationDelayvs TemperatureRL= 54 Figure6. SupplyCurrentvs SignalRateDifferential Input Voltage VID (mV)Receiver Output R (V)-170-150-130-110-90-70-500123456D007 VCM=12 VVCM=0 VVCM= JULY2017 ProductFolderLinks: THVD1500 SubmitDocumentationFeedbackCopyright 2017,TexasInstrumentsIncorporatedTypical Characteristics(continued)Figure7.

9 ReceiverOutputvs InputVOVItPZLtPLZ50%50 %VccVcc0 VVOL10%InputGeneratorABVODRL= 110 VI50 DECL= 50 pF S1 Vcc Copyright 2017, texas instruments IncorporatedVOVItPZHtPHZ50%50%Vcc~ 0V0 VVOH90%InputGeneratorABVODRL= 110 VI50 DECL= 50 pFS1~Copyright 2017, texas instruments IncorporatedVODVItPLHtPHLtrtf90%50%10%50 %Vcc 2 V0 V InputGeneratorABVccVODDRL= 54 VI50 DECL= 50 pF~~~~2 VCopyright 2017, texas instruments IncorporatedABVOCVOC(PP) VOC(SS)VAVB0V or VccABDRL/2 CLVOCVODRL/2 Copyright 2017, texas instruments Incorporated0V or VccABDEVccVtest VODD375 RL375 Copyright 2017, texas instruments Incorporated10 THVD1500 SLLSEY4 : THVD1500 SubmitDocumentationFeedbackCopyright 2017,TexasInstrumentsIncorporated7 ParameterMeasurementInformationFigure8.

10 Measurementof DriverDifferentialOutputVoltageWithCommo n-ModeLoadFigure9. Measurementof DriverDifferentialand Common-ModeOutputWithRS-485 LoadFigure10. Measurementof DriverDifferentialOutputRiseand Fall Timesand PropagationDelaysFigure11. Measurementof DriverEnableand DisableTimesWithActiveHighOutputand Pull-DownLoadFigure12. Measurementof DriverEnableand DisableTimesWithActiveLowOutputand Pull-upLoadVOVItPHZ50 %50 %Vcc0 V0 VVOH90 %50 %10 %VOLVCCtPLZtPZL(1)VOtPZH(1)D at Vcc S1 to GNDI nputGeneratorVOVI50 ABRCL=15 pF RE0V or VccDEVccDVcc1 k S 1 D at 0V S1 to Vcc Copyright 2017, texas instruments IncorporatedVODVItPLHtPHLtrtf90%50 %10 %50%3 VVOHVOL0 VInputGeneratorVOVI50 VCL=15 pF Copyright 2017, texas instruments IncorporatedREDEDIROVCCABGNDVCCVGNDGNDVV RS-485abABVV12( 7)R , R| I| | I| JULY2017 ProductFolderLinks: THVD1500 SubmitDocumentationFeedbackCopyright 2017,TexasInstrumentsIncorporatedParamet erMeasurementInformation(continued)Figur e13.