5962-86716012A Datasheet, PDF (1/5 Pages) Texas Instruments – Octal Buffer/Line Driver with TRI-STATE Outputs

September 1998
54FCT244
Octal Buffer/Line Driver with TRI-STATE^® Outputs
General Description
The ’FCT244 is an octal buffer and line driver with
TRI-STATE outputs designed to be employed as a memory
and address driver, clock driver, or bus-oriented transmitter/
receiver.
Features
n Non-inverting buffers
n Output sink capability of 48 mA, source capability of
12 mA
n TRI-STATE outputs drive lines or buffer memory address
registers
n TTL input and output level compatible
n CMOS power consumption
n Standard Microcircuit Drawing (SMD) 5962-8763001
Ordering Code
Military
54FCT244DMQB
54FCT244FMQB
54FCT244LMQB
Connection Diagrams
Package
Number
J20A
W20A
E20A
Package Description
20-Lead Ceramic Dual-In-Line
20-Lead Cerpack
20-Lead Ceramic Leadless Chip Carrier, Type C
Pin Assignment for
DIP and Flatpak
Pin Assignment for LCC
DS100967-1
Pin
Names
OE₁, OE₂
I₀– I₇
O₀– O₇
Description
Output Enable Input
(Active Low)
Inputs
Outputs
OE₁
H
L
L
I_0–3 O_0–3
XZ
HH
LL
OE₂
H
L
L
I_4–7 O_4–7
XZ
HH
LL
TRI-STATE^® is a registered trademark of National Semiconductor Corporation.
© 1999 National Semiconductor Corporation DS100967
DS100967-2
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
Z = High Impedance
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