參數(shù)資料
型號(hào): 74ALS158
廠商: NXP Semiconductors N.V.
英文描述: Quad 2-input data selector/multiplexer, inverting(四通道2輸入數(shù)據(jù)選擇器/多路復(fù)用器,反相)
中文描述: 四2輸入數(shù)據(jù)選擇器/多路,反相(四通道2輸入數(shù)據(jù)選擇器/多路復(fù)用器,反相)
文件頁數(shù): 6/9頁
文件大?。?/td> 109K
代理商: 74ALS158
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
相關(guān)PDF資料
PDF描述
74ALS157N Data selector/multiplexer
74ALS158D Data selector/multiplexer
74ALS158N Data selector/multiplexer
74ALS161B 4-bit binary counter(4位二進(jìn)制計(jì)數(shù)器)
74ALS161BN 4-bit binary counter
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