© 2012 Rochester Electronics, LLC. All Rights Reserved 12172012
54FCT244
54FCT244
Octal Buffer/Line Driver with TRI-STATE® Outputs
General Description
Features
n Non-inverting buffers
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.
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
Connection Diagrams
Pin Assignment for
DIP and Flatpak
Pin Assignment for LCC
DS100967-2
DS100967-1
=
=
=
=
H
L
X
Z
HIGH Voltage Level
LOW Voltage Level
Immaterial
Pin
Description
Names
High Impedance
OE1, OE2
Output Enable Input
(Active Low)
Inputs
I0–I7
O0–O7
Outputs
OE1 I0–3 O0–3 OE2
I4–7 O4–7
H
L
L
X
H
L
Z
H
L
H
L
L
X
H
L
Z
H
L
TRI-STATE® is a registered trademark of National Semiconductor Corporation.
* For complete Rochester ordering guide, please refer to page 2 *
Rochester Electronics guarantees performance of its semiconductor products to the original OEM specifications. “Typical” values are for reference purposes
only. Certain minimum or maximum ratings may be based on product characterization, design, simulation, or sample testing. Rochester Electronics reserves
the right to make changes without further notice to any specification herein.
Specification Number 54FCT244-M (N) REV A
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