74f243smx National Semiconductor Corporation, 74f243smx Datasheet

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74f243smx

Manufacturer Part Number
74f243smx
Description
Quad Bus Transceiver With Tri-state Outputs
Manufacturer
National Semiconductor Corporation
Datasheet
C 1995 National Semiconductor Corporation
54F 74F243
Quad Bus Transceiver with TRI-STATE Outputs
General Description
The ’F243 is a quad bus transmitter receiver designed for
4-line asynchronous 2-way data communications between
data busses
Logic Symbol
TRI-STATE is a registered trademark of National Semiconductor Corporation
Note 1 Devices also available in 13 reel Use Suffix
Note 2 Military grade device with environmental and burn-in processing Use suffix
74F243SC (Note 1)
Commercial
IEEE IEC
54F243DM (Note 2)
54F243FM (Note 2)
54F243LM (Note 2)
TL F 9502 – 3
TL F 9502
Military
e
for DIP SOIC and Flatpak
SCX
Package
J14A
M14A
W14B
E20A
Number
Pin Assignment
Features
Y
Y
Y
Connection Diagrams
14-Lead Ceramic Dual-In-Line
14-Lead (0 150 Wide) Molded Small Outline JEDEC
14-Lead Cerpack
20-Lead Ceramic Leadless Chip Carrier Type C
2-Way asynchronous data bus communication
Input clamp diodes limit high-speed termination effects
Guaranteed 4000V minimum ESD protection
e
TL F 9502 – 1
DMQB FMQB and LMQB
Package Description
Pin Assignment
for LCC
RRD-B30M105 Printed in U S A
November 1994
TL F 9502 – 2

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74f243smx Summary of contents

Page 1

... Note 1 Devices also available in 13 reel Use Suffix Note 2 Military grade device with environmental and burn-in processing Use suffix Logic Symbol IEEE IEC TL F 9502 – 3 TRI-STATE is a registered trademark of National Semiconductor Corporation C 1995 National Semiconductor Corporation TL F 9502 Features 2-Way asynchronous data bus communication ...

Page 2

Unit Loading Fan Out Pin Names Description HIGH LOW E Enable Input (Active LOW Enable Input (Active HIGH Inputs n n Outputs 600 106 6(80) Truth Table Inputs Inputs Outputs ...

Page 3

Absolute Maximum Ratings If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications Storage Temperature b Ambient Temperature under Bias b Junction Temperature under Bias b Plastic b V Pin Potential ...

Page 4

AC Electrical Characteristics Symbol Parameter Min t Propagation Delay 2 5 PLH PHL Output Enable Time 2 0 PZH ...

Page 5

Physical Dimensions inches (millimeters) (Continued) 14-Lead Ceramic Dual-In-Line Package (D) 14-Lead (0 150 Wide) Molded Small Outline Package JEDEC (S) NS Package Number J14A NS Package Number M14A 5 ...

Page 6

Physical Dimensions inches (millimeters) (Continued) LIFE SUPPORT POLICY NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF NATIONAL SEMICONDUCTOR CORPORATION As used herein 1 ...

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