7432 TTL 2输入端四或门

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5432󰁋DM5432󰁋DM7432

Quad

2-Input

ORGatesJune1989

5432󰁋DM5432󰁋DM7432Quad2-InputORGatesGeneralDescriptionThisdevicecontainsfourindependentgateseachofwhichperformsthelogicORfunction󰀟FeaturesYAlternateMilitary󰁋Aerospacedevice(5432)isavailable󰀟ContactaNationalSemiconductorSalesOffice󰁋Distrib-utorforspecifications󰀟ConnectionDiagramDual-In-LinePackage

TL󰁋F󰁋6511–1OrderNumber5432DMQB󰀷5432FMQB󰀷DM5432J󰀷DM5432WorDM7432NSeeNSPackageNumberJ14A󰀷N14AorW14BFunctionTableYeAaBInputsOutputABYLLLLHHHLHHHHHeHighLogicLevelLeLowLogicLevel

C1995NationalSemiconductorCorporationRRD-B30M105󰁋PrintedinU󰀟S󰀟A󰀟AbsoluteMaximumRatings(Note)IfMilitary󰁋Aerospacespecifieddevicesarerequired󰀷pleasecontacttheNationalSemiconductorSalesOffice󰁋Distributorsforavailabilityandspecifications󰀟SupplyVoltage7VInputVoltage5󰀟5VOperatingFreeAirTemperatureRangeDM54and54b55󰀂Ctoa125󰀂CDM740󰀂Ctoa70󰀂CStorageTemperatureRangeb65󰀂Ctoa150󰀂CNote󰀌The‘‘AbsoluteMaximumRatings’’arethosevaluesbeyondwhichthesafetyofthedevicecannotbeguaran-teed󰀟Thedeviceshouldnotbeoperatedattheselimits󰀟Theparametricvaluesdefinedinthe‘‘ElectricalCharacteristics’’tablearenotguaranteedattheabsolutemaximumratings󰀟The‘‘RecommendedOperatingConditions’’tablewilldefinetheconditionsforactualdeviceoperation󰀟

RecommendedOperatingConditionsSymbolParameterDM5432DM7432UnitsMinNomMaxMinNomMaxVCCSupplyVoltage4󰀟555󰀟54󰀟7555󰀟25VVIHHighLevelInputVoltage22VVILLowLevelInputVoltage0󰀟80󰀟8VIOHHighLevelOutputCurrentb0󰀟8b0󰀟8mAIOLLowLevelOutputCurrent1616mATAFreeAirOperatingTemperatureb55125070󰀂CElectricalCharacteristicsoverrecommendedoperatingfreeairtemperaturerange(unlessotherwisenoted)SymbolParameterConditionsMinTypMaxUnits(Note1)VIInputClampVoltageVCCeMin󰀷IIeb12mAb1󰀟5VVOHHighLevelOutputVCCeMin󰀷IOHeMax2󰀟43󰀟4VVoltageVIHeMinVOLLowLevelOutputVCCeMin󰀷IOLeMax0󰀟20󰀟4VVoltageVILeMaxIIInputCurrent󰀁MaxVCCeMax󰀷VIe5󰀟5V1mAInputVoltageIIHHighLevelInputCurrentVCCeMax󰀷VIe2󰀟4V40mAIILLowLevelInputCurrentVCCeMax󰀷VIe0󰀟4Vb1󰀟6mAIOSShortCircuitVCCeMaxDM54b20b55mAOutputCurrent(Note2)DM74b18b55ICCHSupplyCurrentwithVCCeMax1522mAOutputsHighICCLSupplyCurrentwithVCCeMax2338mAOutputsLowSwitchingCharacteristicsatVCCe5VandTAe25󰀂C(SeeSection1forTestWaveformsandOutputLoad)SymbolParameterConditionsMinMaxUnitstPLHPropagationDelayTimeCLe15pF15nsLowtoHighLevelOutputRLe400XtPHLPropagationDelayTime22nsHightoLowLevelOutputNote1󰀌AlltypicalsareatVCCe5V󰀷TAe25󰀂C󰀟Note2󰀌Notmorethanoneoutputshouldbeshortedatatime󰀟

2PhysicalDimensionsinches(millimeters)

14-LeadCeramicDual-In-LinePackage(J)OrderNumber5432DMQBorDM5432JNSPackageNumberJ14A

14-LeadMoldedDual-In-LinePackage(N)OrderNumberDM7432NNSPackageNumberN14A

35432󰁋DM5432󰁋DM7432Quad2-InputORGatesPhysicalDimensionsinches(millimeters)(Continued)

14-LeadCeramicFlatPackage(W)OrderNumber5432FMQBorDM5432WNSPackageNumberW14B

LIFESUPPORTPOLICYNATIONAL’SPRODUCTSARENOTAUTHORIZEDFORUSEASCRITICALCOMPONENTSINLIFESUPPORTDEVICESORSYSTEMSWITHOUTTHEEXPRESSWRITTENAPPROVALOFTHEPRESIDENTOFNATIONALSEMICONDUCTORCORPORATION󰀟Asusedherein󰀌1󰀟Lifesupportdevicesorsystemsaredevicesor2󰀟Acriticalcomponentisanycomponentofalifesystemswhich󰀷(a)areintendedforsurgicalimplantsupportdeviceorsystemwhosefailuretoperformcanintothebody󰀷or(b)supportorsustainlife󰀷andwhosebereasonablyexpectedtocausethefailureofthelifefailuretoperform󰀷whenproperlyusedinaccordancesupportdeviceorsystem󰀷ortoaffectitssafetyorwithinstructionsforuseprovidedinthelabeling󰀷caneffectiveness󰀟bereasonablyexpectedtoresultinasignificantinjurytotheuser󰀟NationalSemiconductorNationalSemiconductorNationalSemiconductorNationalSemiconductorCorporationEuropeHongKongLtd󰀟JapanLtd󰀟1111WestBardinRoadFax󰀌(a49)0-180-530858613thFloor󰀷StraightBlock󰀷Tel󰀌81-043-299-2309