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: 6/9页
文件大小: 109K
代理商: 74ALS157D
Philips Semiconductors
Product specification
74ALS157/74ALS158
Data selector/multiplexer
1991 Feb 08
6
TEST CIRCUIT AND WAVEFORMS
t
w
90%
V
M
10%
90%
V
M
10%
90%
V
M
10%
90%
V
M
10%
NEGATIVE
PULSE
POSITIVE
PULSE
t
w
AMP (V)
0.3V
0.3V
t
THL (
t
f
f
)
INPUT PULSE REQUIREMENTS
Rep.Rate
t
w
t
TLH
2.0ns
t
THL
2.0ns
1MHz
500ns
Input Pulse Definition
V
CC
Family
74ALS
D.U.T.
PULSE
GENERATOR
R
L
C
L
R
T
V
IN
V
OUT
Test Circuit for Totem-pole Outputs
DEFINITIONS:
R
L
=
Load resistor;
see AC electrical characteristics for value.
Load capacitance includes jig and probe capacitance;
see AC electrical characteristics for value.
Termination resistance should be equal to Z
OUT
of
pulse generators.
C
L
=
R
T
=
t
THL (
t
f
)
t
TLH (
t
r
)
t
TLH (
t
r
)
AMP (V)
Amplitude
3.5V
1.3V
V
M
SC00005
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