November 1994
54F/74F243
Quad Bus Transceiver with TRI-STATE Outputs
É
General Description
The ’F243 is a quad bus transmitter/receiver designed for
4-line asynchronous 2-way data communications between
data busses.
Features
Y
2-Way asynchronous data bus communication
Input clamp diodes limit high-speed termination effects
Guaranteed 4000V minimum ESD protection
Y
Y
Package
Commercial
Military
Package Description
Number
54F243DM (Note 2)
J14A
14-Lead Ceramic Dual-In-Line
74F243SC (Note 1)
M14A
W14B
E20A
14-Lead (0.150 Wide) Molded Small Outline, JEDEC
×
54F243FM (Note 2)
54F243LM (Note 2)
14-Lead Cerpack
20-Lead Ceramic Leadless Chip Carrier, Type C
e
Note 1: Devices also available in 13 reel. Use Suffix
SCX.
×
Note 2: Military grade device with environmental and burn-in processing. Use suffix
e
DMQB, FMQB and LMQB.
Logic Symbol
Connection Diagrams
Pin Assignment
for LCC
Pin Assignment
for DIP, SOIC and Flatpak
IEEE/IEC
TL/F/9502–1
TL/F/9502–2
TL/F/9502–3
TRI-STATEÉ is a registered trademark of National Semiconductor Corporation.
C
1995 National Semiconductor Corporation
TL/F/9502
RRD-B30M105/Printed in U. S. A.