参数资料
型号: 74ALS157N
厂商: NXP SEMICONDUCTORS
元件分类: 通用总线功能
英文描述: Data selector/multiplexer
中文描述: ALS SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDIP16
封装: PLASTIC, DIP-16
文件页数: 3/9页
文件大小: 109K
代理商: 74ALS157N
Philips Semiconductors
Product specification
74ALS157/74ALS158
Data selector/multiplexer
1991 Feb 08
3
IEC/IEEE SYMBOL – 74ALS157
SC00055
2
1
1
G1
15
EN
3
4
1
MUX
5
6
7
11
10
9
14
13
12
IEC/IEEE SYMBOL – 74ALS158
SC00056
2
1
1
G1
15
EN
3
4
1
MUX
5
6
7
11
10
9
14
13
12
LOGIC DIAGRAM – 74ALS157
V
= Pin 16
GND = Pin 8
E
I0a
I1a
I0b
I1b
I0c
I1c
I0d
I0d
S
15
2
3
5
6
11
10
14
13
1
4
7
9
12
Ya
Yb
Yc
Yd
SC00057
LOGIC DIAGRAM – 74ALS158
V
= Pin 16
GND = Pin 8
E
I0a
I1a
I0b
I1b
I0c
I1c
I0d
I0d
S
15
2
3
5
6
11
10
14
13
1
4
7
9
12
Ya
Yb
Yc
Yd
SC00058
FUNCTION TABLE – 74ALS157
INPUTS
OUTPUTS
E
S
I0n
I1n
Yn
H
X
X
X
L
L
L
L
X
L
L
L
H
X
H
L
H
X
L
L
L
H
X
H
H
H =
L
X =
High voltage level
Low voltage level
Don’t care
=
FUNCTION TABLE – 74ALS158
INPUTS
OUTPUTS
E
S
I0n
I1n
Yn
H
X
X
X
H
L
L
L
X
H
L
L
H
X
L
L
H
X
L
H
L
H
X
H
L
H =
L
X =
High voltage level
Low voltage level
Don’t care
=
相关PDF资料
PDF描述
74ALS158D Data selector/multiplexer
74ALS158N Data selector/multiplexer
74ALS161B 4-bit binary counter(4位二进制计数器)
74ALS161BN 4-bit binary counter
74ALS163B 4-bit binary counter
相关代理商/技术参数
参数描述
74ALS158 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Data selector/multiplexer
74ALS158D 制造商: 功能描述: 制造商:undefined 功能描述:
74ALS158N 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Data selector/multiplexer
74ALS161 制造商:FAIRCHILD 制造商全称:Fairchild Semiconductor 功能描述:Synchronous Four-Bit Counter
74ALS161B 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:4-bit binary counter