LM111J-8中文资料

LM111/LM211/LM311VoltageComparator1.0GeneralDescriptionTheLM111,LM211andLM311arevoltagecomparatorsthathaveinputcurrentsnearlyathousandtimeslowerthandevicesliketheLM106orLM710.Theyarealsodesignedtooperateoverawiderrangeofsupplyvoltages:fromstandard±15Vopampsuppliesdowntothesingle5VsupplyusedforIClogic.TheiroutputiscompatiblewithRTL,DTLandTTLaswellasMOScircuits.Further,theycandrivelampsorrelays,switchingvoltagesupto50Vatcurrentsashighas50mA.BoththeinputsandtheoutputsoftheLM111,LM211ortheLM311canbeisolatedfromsystemground,andtheoutputcandriveloadsreferredtoground,thepositivesupplyorthenegativesupply.OffsetbalancingandstrobecapabilityareprovidedandoutputscanbewireOR’ed.AlthoughslowerthantheLM106andLM710(200nsresponsetimevs40ns)thedevicesarealsomuchlesspronetospuriousoscilla-tions.TheLM111hasthesamepinconfigurationastheLM106andLM710.TheLM211isidenticaltotheLM111,exceptthatitsperfor-manceisspecifiedovera−25˚Cto+85˚Ctemperaturerangeinsteadof−55˚Cto+125˚C.TheLM311hasatemperaturerangeof0˚Cto+70˚C.2.0FeaturesnOperatesfromsingle5VsupplynInputcurrent:150nAmax.overtemperaturenOffsetcurrent:20nAmax.overtemperaturenDifferentialinputvoltagerange:±30VnPowerconsumption:135mWat±15V3.0TypicalApplications(Note3)OffsetBalancingStrobing0057043600570437Note:DoNotGroundStrobePin.OutputisturnedoffwhencurrentispulledfromStrobePin.IncreasingInputStageCurrent(Note1)DetectorforMagneticTransducer00570438Note1:Increasestypicalcommonmodeslewfrom7.0V/µsto18V/µs.00570439January2001LM111/LM211/LM311VoltageComparator©2004NationalSemiconductorCorporationDS005704(Note3)(Continued)DigitalTransmissionIsolatorRelayDriverwithStrobe0057044000570441*AbsorbsinductivekickbackofrelayandprotectsICfromseverevoltagetransientsonV++line.Note:DoNotGroundStrobePin.StrobingoffBothInputandOutputStages(Note2)00570442Note:DoNotGroundStrobePin.Note2:Typicalinputcurrentis50pAwithinputsstrobedoff.Note3:PinconnectionsshownonschematicdiagramandtypicalapplicationsareforH08metalcanpackage.PositivePeakDetectorZeroCrossingDetectorDrivingMOSLogic00570423*Solidtantalum00570424LM111/LM211/LM311(Note10)IfMilitary/Aerospacespecifieddevicesarerequired,pleasecontacttheNationalSemiconductorSalesOffice/Distributorsforavailabilityandspecifications.TotalSupplyVoltage(V84)36VOutputtoNegativeSupplyVoltage(V74)50VGroundtoNegativeSupplyVoltage(V14)30VDifferentialInputVoltage±30VInputVoltage(Note4)±15VOutputShortCircuitDuration10secOperatingTemperatureRangeLM111−55˚Cto125˚CLM211−25˚Cto85˚CLeadTemperature(Soldering,10sec)260˚CVoltageatStrobePinV+−5VSolderingInformationDual-In-LinePackageSoldering(10seconds)260˚CSmallOutlinePackageVaporPhase(60seconds)215˚CInfrared(15seconds)220˚CSeeAN-450“SurfaceMountingMethodsandTheirEffectonProductReliability”forothermethodsofsolderingsurfacemountdevices.ESDRating(Note11)300VElectricalCharacteristics(Note6)fortheLM111andLM211ParameterConditionsMinTypMaxUnitsInputOffsetVoltage(Note7)TA=25˚C,RS≤50k0.73.0mVInputOffsetCurrentTA=25˚C4.010nAInputBiasCurrentTA=25˚C60100nAVoltageGainTA=25˚C40200V/mVResponseTime(Note8)TA=25˚C200nsSaturationVoltageVIN≤−5mV,IOUT=50mA0.751.5VTA=25˚CStrobeONCurrent(Note9)TA=25˚C2.05.0mAOutputLeakageCurrentVIN≥5mV,VOUT=35V0.210nATA=25˚C,ISTROBE=3mAInputOffsetVoltage(Note7)RS≤50k4.0mVInputOffsetCurrent(Note7)20nAInputBiasCurrent150nAInputVoltageRangeV+=15V,V−=−15V,Pin7−14.513.8,-14.713.0VPull-UpMayGoTo5VSaturationVoltageV+≥4.5V,V−=00.230.4VVIN≤−6mV,IOUT≤8mAOutputLeakageCurrentVIN≥5mV,VOUT=35V0.10.5µAPositiveSupplyCurrentTA=25˚C5.16.0mANegativeSupplyCurrentTA=25˚C4.15.0mANote4:Thisratingappliesfor±15supplies.Thepositiveinputvoltagelimitis30Vabovethenegativesupply.Thenegativeinputvoltagelimitisequaltothenegativesupplyvoltageor30Vbelowthepositivesupply,whicheverisless.Note5:ThemaximumjunctiontemperatureoftheLM111is150˚C,whilethatoftheLM211is110˚C.Foroperatingatelevatedtemperatures,devicesintheH08packagemustbederatedbasedonathermalresistanceof165˚C/W,junctiontoambient,or20˚C/W,junctiontocase.Thethermalresistanceofthedual-in-linepackageis110˚C/W,junctiontoambient.Note6:ThesespecificationsapplyforVS=±15VandGroundpinatground,and−55˚C≤TA≤+125˚C,unlessotherwisestated.WiththeLM211,however,alltemperaturespecificationsarelimitedto−25˚C≤TA≤+85˚C.Theoffsetvoltage,offsetcurrentandbiascurrentspecificationsapplyforanysupplyvoltagefromasingle5Vsupplyupto±15Vsupplies.Note7:Theoffsetvoltagesandoffsetcurrentsgivenarethemaximumvaluesrequiredtodrivetheoutputwithinavoltofeithersupplywitha1mAload.Thus,theseparametersdefineanerrorbandandtakeintoaccounttheworst-caseeffectsofvoltagegainandRS.Note8:Theresponsetimespecified(seedefinitions)isfora100mVinputstepwith5mVoverdrive.Note9:Thisspecificationgivestherangeofcurrentwhichmustbedrawnfromthestrobepintoensuretheoutputisproperlydisabled.Donotshortthestrobepintoground;itshouldbecurrentdrivenat3to5mA.Note10:RefertoRETS111XfortheLM111H,LM111JandLM111J-8militaryspecifications.Note11:Humanbodymodel,1.5kΩinserieswith100pF.LM111