54LS20 - National Semiconductor

54LS20 Dual 4-Input NAND Gates

This device contains two independent gates each of which performs the logic NAND function Features Y Alternate Military Aerospace device (54LS20) is available Contact a National Semiconductor Sales Office Distributor for specifications Connection Diagram Dual-In-Line Package Obsolete Function Table Order Number 54LS20DMQB 54LS20FMQB 54LS20LMQB DM54LS20.

Features

Y Alternate Military Aerospace device (54LS20) is available Contact a National Semiconductor Sales Office Distributor for specifications Connection Diagram Dual-In-Line Package Obsolete Function Table Order Number 54LS20DMQB 54LS20FMQB 54LS20LMQB DM54LS20J DM54LS20W DM74LS20M or DM74LS20N See NS Package Number E20A J14A M14A N14A or W14B TL F 6355
  – 1 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 H H H H L C1995 National Semiconductor Corporation TL F 6355 RRD-B30M105 Printed in U S A Ab.