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参数资料
| 型号： | 74ALS157D |
| 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, PDSO16 |
| 封装： | PLASTIC, SO-16 |
| 文件页数： | 5/9页 |
| 文件大小： | 109K |
| 代理商： | 74ALS157D |
Philips Semiconductors
Product specification
74ALS157/74ALS158
Data selector/multiplexer
1991 Feb 08
5
AC ELECTRICAL CHARACTERISTICS
LIMITS
SYMBOL
PARAMETER
TEST CONDITION
T
amb
= 0
°
C to +70
°
C
V
= +5.0V
±
10%
C
L
= 50pF, R
L
= 500
UNIT
MIN
MAX
t
PLH
t
PHL
Propagation delay
I0n or I1n to Yn
Waveform 1
2.0
2.0
9.0
9.0
ns
t
PLH
t
PHL
Propagation delay
S to Yn
74ALS157
Waveform 1, 3
4.0
4.0
12.0
12.0
ns
t
PLH
t
PHL
Propagation delay
E to Yn
Waveform 3
4.0
7.0
11.0
14.0
ns
t
PLH
t
PHL
Propagation delay
I0n or I1n to Yn
Waveform 2
2.0
2.0
8.0
8.0
ns
t
PLH
t
PHL
Propagation delay
S to Yn
74ALS158
Waveform 2, 4
4.0
4.0
12.0
12.0
ns
t
PLH
t
PHL
Propagation delay
E to Yn
Waveform 4
4.0
4.0
14.0
14.0
ns
AC WAVEFORMS
For all waveforms, V
M
= 1.3V.
V
M
V
M
V
M
V
M
t
PHL
t
PLH
I0n, I1n, S
Yn, Yn
SC00059
Waveform 1.
Propagation Delay for Data and Select to Output
V
M
V
M
V
M
V
M
t
PLH
t
PHL
I0n, I1n, S
Yn, Yn
SC00060
Waveform 2.
Propagation Delay for Data and Select to Output
V
M
V
M
V
M
V
M
t
PHL
t
PLH
E, S
Yn, Yn
SC00061
Waveform 3.
Propagation Delay for Enable and
Select to Output
V
M
V
M
V
M
V
M
t
PLH
t
PHL
E, S
Yn, Yn
SC00062
Waveform 4.
Propagation Delay for Enable and
Select to Output
相关PDF资料 |
PDF描述 |
|---|---|
| 74ALS157 | Quad 2-input data selector/multiplexer, non-inverting(四通道2输入数据选择器/多路复用器，同相) |
| 74ALS158 | Quad 2-input data selector/multiplexer, inverting(四通道2输入数据选择器/多路复用器，反相) |
| 74ALS157N | Data selector/multiplexer |
| 74ALS158D | Data selector/multiplexer |
| 74ALS158N | Data selector/multiplexer |
相关代理商/技术参数 |
参数描述 |
|---|---|
| 74ALS157MX | 制造商:Texas Instruments 功能描述: |
| 74ALS157N | 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Data selector/multiplexer |
| 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 |
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