54AC11241, 74AC11241
OCTAL BUFFERS/LINE DRIVERS
WITH 3-STATE OUTPUTS
SCAS032A – JULY 1987 – REVISED APRIL 1993
54AC11241 . . . JT PACKAGE
74AC11241 . . . DB, DW OR NT PACKAGE
• 3-State Outputs Drive Bus Lines or Buffer
Memory Address Registers
(TOP VIEW)
• Flow-Through Architecture Optimizes
PCB Layout
1Y1
1Y2
1Y3
1
24
23
22
21
20
19
18
17
16
15
14
13
1G
• Center-Pin V
and GND Configurations
Minimize High-Speed Switching Noise
CC
2
1A1
1A2
1A3
1A4
3
• EPIC (Enhanced-Performance Implanted
4
1Y4
CMOS) 1- m Process
5
GND
GND
GND
GND
2Y1
2Y2
2Y3
2Y4
6
V
• 500-mA Typical Latch-Up Immunity
at 125°C
CC
7
V
CC
8
2A1
2A2
2A3
2A4
2G
• Package Options Include Plastic Small-
Outline Packages, Plastic Shrink
Small-Outline Packages, Ceramic Chip
Carriers, and Standard Plastic and Ceramic
300-mil DIPs
9
10
11
12
description
54AC11241 . . . FK PACKAGE
(TOP VIEW)
This octal buffer or line driver is designed
specifically to improve both the performance
and density of three-state memory address
drivers, clock drivers, and bus-oriented receivers
4
3
2 1 28 27 26
5
25
24
23
22
21
20
2A3
2A4
2G
NC
2Y4
2Y3
1A2
1A1
1G
and transmitters.
Taken together with the
6
AC11240 and AC11244, these devices provide
the choice of selected combinations of inverting
and noninverting outputs, symmetrical G (active-
low output control) inputs, and complementary
G and G inputs. This device features a high
fan-out.
7
8
NC
9
1Y1
1Y2
1Y3
10
11
19 2Y2
12 13 14 15 16 17 18
The 54AC11241 is characterized for operation
over the full military temperature range of – 55°C
to 125°C. The 74AC11241 is characterized for
operation from – 40°C to 85°C.
NC – No internal connection
FUNCTION TABLE
OUTPUT
CONTROL INPUT
DATA
OUTPUT
CONTROL INPUT
DATA
OUTPUT
1Y
OUTPUT
2Y
1G
H
L
1A
X
2G
2A
Z
L
L
X
Z
L
L
H
L
L
H
H
H
H
H
EPIC is a trademark of Texas Instruments Incorporated.
Copyright 1993, Texas Instruments Incorporated
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
2–1
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265