8-BIT SERIAL-INPUT,

LATCHED SOURCE DRIVERS

www.allegromicro.com

TYPICAL APPLICATION

SOLENOID OR RELAY DRIVER

OUTPUT ENABLE

8

7

6

3

2

1

5

4

OE

DD

V

SHIFT

REGISTER

BB

V

LATCHES

DATA OUT

(ACTIVE LOW)

+5V

+48V

16

15

14

11

10

9

13

12

CLOCK

DATA IN

STROBE

UCN5890A

Dwg. No. A-12,548

The products described here are manufactured under one or more

U.S. patents or U.S. patents pending.

Allegro MicroSystems, Inc. reserves the right to make, from time to

time, such departures from the detail specifications as may be

required to permit improvements in the performance, reliability, or

manufacturability of its products. Before placing an order, the user is

cautioned to verify that the information being relied upon is current.

Allegro products are not authorized for use as critical components

in life-support devices or systems without express written approval.

The information included herein is believed to be accurate and

reliable. However, Allegro MicroSystems, Inc. assumes no responsi-

bility for its use; nor for any infringement of patents or other rights of

third parties which may result from its use.