54AC240 • 54ACT240
Octal Buffer/Line Driver with TRI-STATE
®
Outputs
General Description
The ’AC/’ACT240 is an octal buffer and line driver designed
to be employed as a memory address driver, clock driver and
bus oriented transmitter or receiver which provides improved
PC board density.
Features
n I
CC
and I
OZ
reduced by 50%
n Inverting TRI-STATE outputs drive bus lines or buffer
memory address registers
n Outputs source/sink 24 mA
n ’ACT240 has TTL-compatible inputs
n Standard Microcircuit Drawing (SMD)
— ’AC240: 5962-87550
— ’ACT240: 5962-87759
Logic Symbol
Pin Names Description
OE
1
,OE
2
TRI-STATE Output Enable Inputs
I
0
–I
7
Inputs
O
0
–O
7
Outputs
Connection Diagrams
TRI-STATE
®
is a registered trademark of National Semiconductor Corporation.
FACT
®
is a registered trademark of Fairchild Semiconductor Corporation.
IEEE/IEC
DS100280-1
Pin Assignment
for DIP and Flatpak
DS100280-2
Pin Assignment
for LCC
DS100280-3
August 1998
54AC240
•
54ACT240
Octal
Buffer/Line
Driver
with
TRI-ST
A
T
E
Outputs
© 1998 National Semiconductor Corporation DS100280 www.national.com