TLF9576

June 1989

93L00

4-Bit Universal Shift Register

General Description

The 93L00 is a 4-bit universal shift register As a high speed

multifunctional sequential logic block it is useful in a wide

variety of register and counter applications It may be used

in serial-serial shift left shift right serial-parallel parallel-

serial and parallel-parallel data register transfers

Features

Y

Asynchronous master reset

Y

J K inputs to first stage

Connection Diagram

Dual-In-Line Package

TLF9576 – 1

Order Number 93L00DMQB or 93L00FMQB

See NS Package Number J16A or W16A

Logic Symbol

TLF9576 – 2

Pin Names

Description

PE

Parallel Enable Input (Active LOW)

P0 – P3

Parallel Inputs

J

First Stage J Input (Active HIGH)

K

First Stage K Input (Active LOW)

CP

Clock Pulse Input (Active Rising Edge)

MR

Master Reset Input

Q0 – Q3

Parallel Outputs

Q3

Complementary Last Stage Output

C1995 National Semiconductor Corporation

RRD-B30M105Printed in U S A