Dual 4-Input NAND Gate FeaturesYAlternate Military/Aerospace device (5420) is available.This device contains two independent gates each of whichContact a National Semiconductor Sales Office/Distrib-performs the logic NAND function.utor for specifications.ConnectionDiagramDual-In-LinePackageTL/F/6506–1OrderNumber5420DMQB,5420FMQB,DM5420J,DM5420WorDM7420NSeeNSPackageNumberJ14A,N14AorW14BFunctionTableeY ABCDInputs OutputAB C D YXX X L HXX L X HXL X X HLX X X HHH H H LeH High Logic LeveleL Low Logic LeveleX Either Low or High Logic LevelC1995NationalSemiconductorCorporation TL/F/6506 RRD-B30M105/PrintedinU.S.A.AbsoluteMaximumRatings (Note)If Military/Aerospace specified devices are required,Note: The ‘‘Absolute Maximum Ratings’’ are those valuesplease contact the National Semiconductor Salesbeyond which the safety of the device cannot be guaran-Office/Distributors for availability and specifications.teed.Thedeviceshouldnotbeoperatedattheselimits.TheSupplyVoltage 7Vparametric values defined in the ‘‘