电子技术-芯片资料-74132.pdf
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电子技术-芯片资料-74132.pdf

电子技术-芯片资料-74132.pdf

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DM54132/DM74132Quad2-InputNANDGateswithSchmittTriggerInputsJune1989DM54132/DM74132Quad2-InputNANDGateswithSchmittTriggerInputsGeneralDescriptionThisdevicecontainsfourindependentgateseachofwhichperformsthelogicNANDfunction.Eachinputhashystere-siswhichincreasesthenoiseimmunityandtransformsaslowlychanginginputsignaltoafastchanging,jitter-freeoutput.ConnectionDiagramDual-In-LinePackageTL/F/6542±1OrderNumberDM54132JorDM74132NSeeNSPackageNumberJ14AorN14AFunctionTableYeABInputsOutputABYLLHLHHHLHHHLHeHighLogicLevelLeLowLogicLevelC1995NationalSemiconductorCorporationTL/F/6542RRD-B30M105/PrintedinU.S.A.AbsoluteMaximumRatings(Note)IfMilitary/Aerospacespecifieddevicesarerequired,Note:The``AbsoluteMaximumRatings''arethosevaluespleasecontacttheNationalSemiconductorSalesbeyondwhichthesafetyofthedevicecannotbeguaran-Office/Distributorsforavailabilityandspecifications.teed.Thedeviceshouldnotbeoperatedattheselimits.TheSupplyVoltage7Vparametricvaluesdefinedinthe``ElectricalCharacteristics''tablearenotguaranteedattheabsolutemaximumratings.InputVoltage5.5VThe``RecommendedOperatingConditions''tablewilldefineOperatingFreeAirTemperatureRangetheconditionsforactualdeviceoperation.DM54b55§Ctoa125§CDM740§Ctoa70§CStorageTemperatureRangeb65§Ctoa150§CRecommendedOperatingConditionsDM54132DM74132SymbolParameterUnitsMinTypMaxMinTypMaxVCCSupplyVoltage4.555.54.7555.25VVPositive-GoingInputVTa1.51.721.51.72ThresholdVoltage(Note1)VNegative-GoingInputTb0.60.91.10.60.91.1VThresholdVoltage(Note1)HYSInputHysteresis(Note1)0.40.80.40.8VIOHHighLevelOutputCurrentb0.8b0.8mAIOLLowLevelOutputCurrent1616mATAFreeAirOperatingTemperatureb55125070§CElectricalCharacteristicsoverrecommendedoperatingfreeairtemperature(unlessotherwisenoted)TypSymbolParameterConditionsMinMaxUnits(Note2)VIInputClampVoltageVCCeMin,IIeb12mAb1.5VVHighLevelOutputVeMin,IeMaxDM542.43.4OHCCOHVVoltageVIeVTbMinDM742.43.4VLowLevelOutputVeMin,IeMaxOLCCOL0.20.4VVoltageVIeVT