© 2000 Fairchild Semiconductor Corporation

DS009894

www.fairchildsemi.com

July 1988

Revised September 2000

74ACT823

9-Bit D-Type Flip-Flop

General Description

The ACT823 is a 9-bit buffered register. It features Clock

Enable and Clear which are ideal for parity bus interfacing

in high performance microprogramming systems. The

ACT823 offers noninverting outputs.

Features

s Outputs source/sink 24 mA

s 3-STATE outputs for bus interfacing

s Inputs and outputs are on opposite sides

s TTL compatible inputs

Ordering Code:

Device also available in Tape and Reel. Specify by appending suffix letter “X” to the ordering code. (SPC not available in Tape and Reel.)

Logic Symbols

IEEE/IEC

Connection Diagram

Pin Descriptions

FACT

 is a trademark of Fairchild Semiconductor Corporation.

Order Number

Package Number

Package Description

74ACT823SC

M24B

24-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300 Wide

74ACT823MTC

MTC24

24-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide

74ACT823SPC

N24C

24-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide

Pin Names

Description

Data Inputs

Data Outputs

OE

Output Enable

CLR

Clear

CP

Clock Input

EN

Clock Enable