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74AC11157 Datasheet

  • 74AC11157

  • QUADRUPLE 2-LINE TO 1-LINE DATA SELECTOR/MULTIPLEXER

  • 72.56KB

  • 5頁

  • TI

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74AC11157
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTOR/MULTIPLEXER
SCAS183 鈥?D2957, JULY 1989 鈥?REVISED APRIL 1993
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
Flow-Through Architecture Optimizes
PCB Layout
Center-Pin V
CC
and GND Pin Configurations
Minimize High-Speed Switching Noise
EPIC
鈩?/div>
(Enhanced-Performance Implanted
CMOS) 1-碌m Process
500-mA Typical Latch-Up Immunity at 125擄C
Package Options Include Plastic
Small-Outline Packages and Standard
Plastic 300-mil DIPs
DW OR N PACKAGE
(TOP VIEW)
description
This data selector/multiplexer contains inverters
and drivers to supply full data selection to the four
output gates. A separate strobe (G) input is
provided. A 4-bit word is selected from one of two
sources and is routed to the four outputs. The
74AC11157 provides true data.
The 74AC11157 is characterized for operation
from 鈥?40擄C to 85擄C.
FUNCTION TABLE
INPUTS
G
H
L
L
L
L
A/B
X
L
L
H
H
A
X
L
H
X
X
B
X
X
X
L
H
OUTPUT
Y
L
L
H
L
H
4A
12
3B
13
3A
14
A/B
1Y
2Y
GND
GND
GND
GND
3Y
4Y
G
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
1A
1B
2A
2B
V
CC
V
CC
3A
3B
4A
4B
logic diagram (positive logic)
1A
20
2
1B
19
1Y
2A
18
3
2Y
2B
17
8
3Y
logic symbol
鈥?/div>
10
G
A/B
1A
1B
2A
2B
3A
3B
4A
4B
20
19
18
17
14
13
12
11
9
4Y
8
3Y
3
2Y
1
1
1
EN
G1
MUX
2
9
4B
G
A/B
1Y
11
10
1
4Y
鈥?This symbol is in accordance with ANSI/IEEE Std 91-1984
and IEC Publication 617-12.
EPIC is a trademark of 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.
Copyright
漏
1993, Texas Instruments Incorporated
POST OFFICE BOX 655303
鈥?/div>
DALLAS, TEXAS 75265
2鈥?

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