TLF9825

April 1992

DM54LS273DM74LS273

8-Bit Register with Clear

General Description

The ’LS273 is a high speed 8-bit register consisting of eight

D-type flip-flops with a common Clock and an asynchronous

active LOW Master Reset This device is supplied in a 20-

pin package featuring 03 inch row spacing

Features

Y

Edge-triggered

Y

8-bit high speed register

Y

Parallel in and out

Y

Common clock and master reset

Connection Diagram

Dual-In-Line Package

TLF9825 – 1

Order Number DM54LS273E DM54LS273J

DM54LS273W DM74LS273M or DM74LS273N

See NS Package Number E20A J20A M20B

N20A or W20A

Pin Names

Description

CP

Clock Pulse Input (Active Rising Edge)

D0 – D7

Data Inputs

MR

Asynchronous Master Reset Input

(Active LOW)

Q0 – Q7

Flip-Flop Outputs

C1995 National Semiconductor Corporation

RRD-B30M115Printed in U S A