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54279 from TM

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54279

Manufacturer: TM

Quad Set-Reset Latch

Partnumber Manufacturer Quantity Availability
54279 TM 30 In Stock

Description and Introduction

Quad Set-Reset Latch 54279/DM74279QuadSet-ResetLatchJune198954279/DM74279QuadSet-ResetLatchGeneralDescriptionThis device contains four independent set-reset type flip-flops with one Q output each.ConnectionDiagramDual-In-LinePackageTL/F/9785–1OrderNumber54279DMQB,54279FMQBorDM74279NNSPackageNumberJ16A,N16EorW16APinNames DescriptionR ResetInputs(ActiveLow)nS SetInputs(ActiveLow)nQ OutputsTruthTableInputs OutputS1S2R QLL L hLX H HXL H HHH L LH H H NoChangeHe HIGH Voltage LeveleL LOW Voltage LeveleX Immaterialeh The output is HIGH as long as S1orS2 is LOW. If all inputs go HIGHsimultaneously, the output state is indeterminate; otherwise, it follows theTruth Table.C1995NationalSemiconductorCorporation TL/F/9785 RRD-B30M115/PrintedinU.S.A.AbsoluteMaximumRatings (Note)If Military/Aerospace specified devices are required, Note: The ‘‘Absolute Maximum Ratings’’ are those valuesplease contact the National Semiconductor Sales beyond which the safety of the device cannot be guaran-Office/Distributors for availability and specifications. teed.Thedeviceshouldnotbeoperatedattheselimits.Theparametric values defined in the ‘‘
Partnumber Manufacturer Quantity Availability
54279 F 30 In Stock

Description and Introduction

Quad Set-Reset Latch 54279/DM74279QuadSet-ResetLatchJune198954279/DM74279QuadSet-ResetLatchGeneralDescriptionThis device contains four independent set-reset type flip-flops with one Q output each.ConnectionDiagramDual-In-LinePackageTL/F/9785–1OrderNumber54279DMQB,54279FMQBorDM74279NNSPackageNumberJ16A,N16EorW16APinNames DescriptionR ResetInputs(ActiveLow)nS SetInputs(ActiveLow)nQ OutputsTruthTableInputs OutputS1S2R QLL L hLX H HXL H HHH L LH H H NoChangeHe HIGH Voltage LeveleL LOW Voltage LeveleX Immaterialeh The output is HIGH as long as S1orS2 is LOW. If all inputs go HIGHsimultaneously, the output state is indeterminate; otherwise, it follows theTruth Table.C1995NationalSemiconductorCorporation TL/F/9785 RRD-B30M115/PrintedinU.S.A.AbsoluteMaximumRatings (Note)If Military/Aerospace specified devices are required, Note: The ‘‘Absolute Maximum Ratings’’ are those valuesplease contact the National Semiconductor Sales beyond which the safety of the device cannot be guaran-Office/Distributors for availability and specifications. teed.Thedeviceshouldnotbeoperatedattheselimits.Theparametric values defined in the ‘‘

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