TLF6493

June 1989

DM5403DM7403 Quad 2-Input NAND Gates

with Open-Collector Outputs

General Description

This device contains four independent gates each of which

performs the logic NAND function The open-collector out-

puts require external pull-up resistors for proper logical op-

eration

Pull-Up Resistor Equations

outputs tied to pull-up resistor

inputs tied to pull-up resistor

inputs tied to pull-up resistor

Connection Diagram

Dual-In-Line Package

TLF6493 – 1

Order Number DM5403J or DM7403N

See NS Package Number J14A or N14A

Function Table

Inputs

Output

AB

Y

LL

H

LH

H

HL

H

HH

L

C1995 National Semiconductor Corporation

RRD-B30M105Printed in U S A