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74LS20

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74LS20 技术参数

June 1989

54LS20/DM54LS20/DM74LS20 Dual 4-Input NAND Gates

General Description

This device contains two independent gates each of which

performs the logic NAND function.

Features

Alternate Military/Aerospace device (54LS20) is avail-

able. Contact a National Semiconductor Sales Office/

Distributor for specifications

Connection Diagram

Dual-In-Line Package

TL/F/6355–1

Order Number 54LS20DMQB, 54LS20FMQB, 54LS20LMQB,

DM54LS20J, DM54LS20W, DM74LS20M or DM74LS20N

See NS Package Number E20A, J14A, M14A, N14A or W14B

Function Table

ABCD

Inputs

Output

High Logic Level

Low Logic Level

Either Low or High Logic Level

1995 National Semiconductor Corporation

TL/F/6355

RRD-B30M105/Printed in U. S. A.

12 3 4 5 6

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型号	品牌	获取价格	描述	数据表
74LS20DC	ETC	获取价格	Dual 4-input NAND Gate
74LS20DCQM	FAIRCHILD	获取价格	NAND Gate, TTL, CDIP14,
74LS20DCQR	FAIRCHILD	获取价格	NAND Gate, TTL, CDIP14,
74LS20DR	TI	获取价格	暂无描述
74LS20FN	TI	获取价格	LS SERIES, DUAL 4-INPUT NAND GATE, PQCC20
74LS20J	ROCHESTER	获取价格	NAND Gate, LS Series, 2-Func, 4-Input, TTL, CDIP14
74LS20N	ROCHESTER	获取价格	NAND Gate, LS Series, 2-Func, 4-Input, TTL, PDIP14
74LS20NA+2	RAYTHEON	获取价格	NAND Gate, TTL, PDIP14,
74LS20PC	ETC	获取价格	Dual 4-input NAND Gate
74LS20PCQM	FAIRCHILD	获取价格	NAND Gate, TTL, PDIP14,