74ACT823 Datasheet, PDF (1/8 Pages) Fairchild Semiconductor – 9-Bit D-Type Flip-Flop

March 1993
54ACT 74ACT823
9-Bit D 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 and is fully compatible
with AMD’s Am29823
Features
Y _{Outputs source sink 24 mA}
Y _{TRI-STATE outputs for bus interfacing}
Y _{Inputs and outputs are on opposite sides}
Y _{’ACT823 has TTL-compatible inputs}
Logic Symbols
IEEE IEC
Connection Diagrams
Pin Assignment
for DIP Flatpak and SOIC
TL F 9894–1
TL F 9894 – 2
TL F 9894 – 3
Pin Assignment
for LCC
Pin Names
D₀ – D₈
O₀ – O₈
OE
CLR
CP
EN
Description
Data Inputs
Data Outputs
Output Enable
Clear
Clock Input
Clock Enable
FACTTM is a trademark of National Semiconductor Corporation
TRI-STATE is a registered trademark of National Semiconductor Corporation
C1995 National Semiconductor Corporation TL F 9894
TL F 9894 – 4
RRD-B30M75 Printed in U S A