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DM74LS21N/a840avaiDual 4-Input AND Gate


DM74LS21 ,Dual 4-Input AND GateFeaturesYAlternate Military/Aerospace device (54LS21) is avail-This device contains two independent ..
DM74LS221N , Dual Non-Retriggerable One-Shot with Clear and Complementary OutputsFeaturesThe DM74LS221 is a dual monostable multivibrator with

DM74LS21
Dual 4-Input AND Gate
TL/F/6356
54LS21/DM54LS21/DM74LS21
Dual
4-Input
AND
Gates
June 1989
54LS21/DM54LS21/DM74LS21 Dual 4-Input AND Gates
General Description
This device containstwo independent gates eachof which
performsthe logic AND function.
Features Alternate Military/Aerospace device (54LS21)is avail-
able. Contacta National Semiconductor Sales Office/
Distributorfor specifications.
Connection Diagram
Dual-In-Line Package
TL/F/6356–1
Order Number 54LS21DMQB, 54LS21FMQB,54LS21LMQB,
DM54LS21J, DM54LS21W,DM74LS21Mor DM74LS21N
See NSPackage Number E20A, J14A, M14A, N14A orW14B
Function Tablee ABCD
Inputs Output C D Y X L L L X L X X L X X L H H HeHigh Logic LeveleLow Logic Levele EitherLow orHighLogicLevel
C1995National SemiconductorCorporation RRD-B30M105/PrintedinU.S.A.
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