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SN74HC158 PDF预览

SN74HC158

更新时间: 2024-10-03 23:03:11
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德州仪器 - TI 复用器
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6页 111K
描述
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS

SN74HC158 数据手册

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SN54HC158, SN74HC158  
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS  
SCLS296A – JANUARY 1996 – REVISED MAY 1997  
SN54HC158 . . . J OR W PACKAGE  
SN74HC158 . . . D OR N PACKAGE  
(TOP VIEW)  
Package Options Include Plastic  
Small-Outline (D) and Ceramic Flat (W)  
Packages, Ceramic Chip Carriers (FK), and  
Standard Plastic (N) and Ceramic (J)  
300-mil DIPs  
A/B  
1A  
V
CC  
G
1
2
3
4
5
6
7
8
16  
15  
14  
13  
1B  
4A  
4B  
description  
1Y  
These monolithic data selectors/multiplexers  
contain 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 ’HC158 present inverted  
data.  
2A  
12 4Y  
11  
10  
9
2B  
3A  
3B  
3Y  
2Y  
GND  
SN54HC158 . . . FK PACKAGE  
(TOP VIEW)  
The SN54HC158 is characterized for operation  
over the full military temperature range of –55°C  
to 125°C. The SN74HC158 is characterized for  
operation from –40°C to 85°C.  
3
2
1
20 19  
18  
4A  
4B  
NC  
1B  
1Y  
NC  
2A  
2B  
4
5
6
7
8
17  
16  
FUNCTION TABLE  
INPUTS  
15 4Y  
14  
9 10 11 12 13  
OUTPUT  
DATA  
SELECT  
A/B  
3A  
Y
G
A
X
L
B
X
X
X
L
H
L
L
L
L
X
L
H
H
L
L
H
X
X
NC – No internal connection  
H
H
H
L
H
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of  
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
Copyright 1997, Texas Instruments Incorporated  
UNLESS OTHERWISE NOTED this document contains PRODUCTION  
DATA information 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.  
1
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  

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