(PDF) DM54LS21 Datasheet - Dual 4-Input AND Gates

Número de pieza	DM54LS21
Descripción	Dual 4-Input AND Gates
Fabricantes	National Semiconductor
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No Preview Available ! June 1989 54LS21 DM54LS21 DM74LS21 Dual 4-Input AND Gates General Description This device contains two independent gates each of which performs the logic AND function Features Y Alternate Military Aerospace device (54LS21) is avail- able Contact a National Semiconductor Sales Office Distributor for specifications Connection Diagram Dual-In-Line Package Function Table Order Number 54LS21DMQB 54LS21FMQB 54LS21LMQB DM54LS21J DM54LS21W DM74LS21M or DM74LS21N See NS Package Number E20A J14A M14A N14A or W14B Y e ABCD Inputs A B CD X X XL X X LX X L XX L X XX H H HH H e High Logic Level L e Low Logic Level X e Either Low or High Logic Level Output Y L L L L H TL F 6356 – 1 C1995 National Semiconductor Corporation TL F 6356 RRD-B30M105 Printed in U S A 1 page Physical Dimensions inches (millimeters) (Continued) 14-Lead Small Outline Molded Package (M) Order Number DM74LS21M NS Package Number M14A 14-Lead Molded Dual-In-Line Package (N) Order Number DM74LS21N NS Package Number N14A 5 5 Page

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PDF DM54LS21 Data sheet ( Hoja de datos )