DS9637A TI1 | Alldatasheet
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www.ti.com SNLS388D –MAY 1998–REVISED APRIL 2013 DS9637ADualDifferentialLineReceiver Check forSamples: DS9637A 1FEATURES DESCRIPTION The DS9637A is a Schottkydual differentialline 2• Dual Channel receiverwhich has been specificallydesigned to• Single5V Supply satisfythe requirementsof EIA Standards RS-422
- SatisfiesEIA Standards RS-422 and RS423 and RS-423. In addition,the DS9637A satisfiesthe requirementsofMIL-STD 188-114 and iscompatible• Built-in±35 mV Hysteresis with the International Standard CCITT• High InputCommon Mode VoltageRange recommendations.The DS9637A issuitableforuse
- High Inputimpedance as a linereceiverindigitaldatasystems,usingeither single ended or differential,unipolaror bipolar• TTL Compatible Outputs transmission.Itrequiresa single5V power supply• SchottkyTechnology and has Schottky TTL compatibleoutputs.The• Extended Temperature Range DS9637A has an operationalinputcommon mode rangeof±7V eitherdifferentiallyortoground. Connection Diagram Top View Figure1. 8-Lead SOIC (D Package) 8-Lead PDIP (P Package) For Complete MilitaryProduct Specifications, refertotheappropriateSMD or MDS. 8-Lead CDIP (NAB Package) Pleasebe aware thatan importantnoticeconcerningavailability,standardwarranty,and use incriticalapplicationsof Texas Instrumentssemiconductorproductsand disclaimerstheretoappearsattheend ofthisdatasheet. 2Alltrademarksarethepropertyoftheirrespectiveowners. PRODUCTION DATA informationiscurrentas ofpublicationdate. Copyright© 1998–2013,Texas InstrumentsIncorporatedProductsconform to specificationsper the terms of the Texas Instrumentsstandardwarranty.Productionprocessingdoes not necessarilyincludetestingofallparameters.
SNLS388D –MAY 1998–REVISED APRIL 2013 www.ti.com These deviceshave limitedbuilt-inESD protection.The leadsshouldbe shortedtogetherorthedeviceplacedinconductivefoam duringstorageorhandlingtopreventelectrostaticdamage totheMOS gates. AbsoluteMaximum Ratings(1)(2) StorageTemperatureRange CDIP −65°C to+ 175°C PDIP −65°C to+ 150°C Lead Temperature CDIP (Soldering,30 seconds) 300°C PDIP and SOIC Packages (Soldering,10 seconds) 265°C Maximum Power Dissipation(3)at25°C CDIP 1300 mW PDIP 930 mW SOIC 810 mW VCC Lead PotentialtoGround −0.5Vto7.0V InputPotentialtoGround ±15V DifferentialInputVoltage ±15V OutputPotentialtoGround −0.5Vto+5.5V OutputSinkCurrent 50 mA ESD Susceptibility,HBM ≥2 kV (1) AbsoluteMaximum Ratingsarethosevaluesbeyond whichthesafetyofthedevicecannotbe ensured.They arenotmeant toimplythat thedevicesshouldbe operatedattheselimits.The tablesof“ElectricalCharacteristics”provideconditionsforactualdeviceoperation. (2) IfMilitary/Aerospacespecifieddevicesarerequired,pleasecontacttheTexas InstrumentsSalesOffice/Distributorsforavailabilityand specifications. (3) DerateCDIP 8.7mW/ °C above 25°C; deratePDIP 7.5mW/ °C above 25°C; derateSOIC package 6.5mW/ °C above 25°C. Recommended OperatingConditions DS9637AM Min Max Units SupplyVoltage(VCC ) 4.5 5.5 V OperatingTemperature(TA) −55 +125 °C DS9637AC SupplyVoltage(VCC ) 4.75 5.25 V OperatingTemperature(TA) 0 +70 °C
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www.ti.com SNLS388D –MAY 1998–REVISED APRIL 2013 ElectricalCharacteristics(1)(2) Over recommended operatingtemperatureand supplyvoltageranges,unlessotherwisespecified Symbol Parameter Conditions Min Typ Max Units VTH DifferentialInputThreshold −7.0V≤ VCM ≤ +7.0V −0.2 +0.2 VVoltage(3) VTH(R) DifferentialInputThreshold −7.0V≤ VCM ≤ +7.0V −0.4 +0.4 VVoltage(4) II InputCurrent(5) VI= 10V,0V ≤ VCC ≤ +5.5V 1.1 3.25 mA VOL OutputVoltageLOW IOL = 20 mA, VCC = Min 0.35 0.5 V VOH OutputVoltageHIGH IOH = −1.0mA, VCC = Min 2.5 3.5 V IOS OutputShortCircuitCurrent(6) VO = 0V,VCC = Max −40 −75 −100 mA ICC SupplyCurrent VCC = Max, VI+ = 0.5V, 35 50 mA VI− = GND VHYST InputHysteresis VCM = ±7.0V(See Curves) 70 mV (1) UnlessotherwisespecifiedMin/Max limitsapplyacrossthe−55°C to+125°C temperaturerangeforDS9637AM and acrossthe0°C to +70°C rangefortheDS9637ASC. AlltypicalsaregivenforVCC = 5V and TA = 25°C. (2) Allcurrentsintothedevicepinsarepositive;allcurrentsoutofthedevicepinsarenegative.Allvoltagesarereferencedtoground unlessotherwisespecified. (3) VDIFF (DifferentialInputVoltage)= (VI+)− (VI−).VCM (Common Mode InputVoltage)= VI+ orVI−. (4) 500Ω ±1% inserieswithinputs. (5) The inputnotundertestistiedtoground. (6) Onlyone outputata timeshouldbe shorted. SwitchingCharacteristics VCC = 5.0V,TA = 25°C Symbol Parameter Conditions Min Typ Max Units tPLH PropagationDelayTime See AC TestCircuit 15 25 nsLow toHigh tPHL PropagationDelayTime See AC TestCircuit 13 25 nsHightoLow Copyright© 1998–2013,Texas InstrumentsIncorporated SubmitDocumentationFeedback 3 ProductFolderLinks:DS9637A
SNLS388D –MAY 1998–REVISED APRIL 2013 www.ti.com EquivalentCircuit Figure2. EquivalentCircuit TypicalInput/OutputTransferCharacteristics Figure3. Figure4.
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www.ti.com SNLS388D –MAY 1998–REVISED APRIL 2013 AC TEST CIRCUIT AND WAVEFORMS Notes: C L includesjigand probecapacitance. AlldiodesareFD700 orequivalent. Figure5. AC TestCircuitand Waveforms VI Amplitude:1.0V Offset:0.5V PulseWidth:100 ns PRR: 5.0MHz tr = tf≤ 5.0ns Figure6. TypicalApplications Notes: R T ≥ 50Ω forRS-422 operation. R T combined withinputimpedance ofreceiversmust be greaterthan90Ω. Figure7. RS-422 System Application(FIPS1020)DifferentialSimplex Bus Transmission Copyright© 1998–2013,Texas InstrumentsIncorporated SubmitDocumentationFeedback 5 ProductFolderLinks:DS9637A
SNLS388D –MAY 1998–REVISED APRIL 2013 www.ti.com
REVISION HISTORY
Changes from RevisionC (April2013)toRevisionD Page
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