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SL74LS157 数据表(PDF) 3 Page - System Logic Semiconductor

部件名 SL74LS157
功能描述  Quad 2-Input Data Selector/Multiplexer
PDF  3 Pages
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制造商  SLS [System Logic Semiconductor]
网页  http://www.slsemicon.co.kr/e_index.htm
标志 SLS - System Logic Semiconductor

SL74LS157 数据表(HTML) 3 Page - System Logic Semiconductor

  SL74LS157 Datasheet HTML 1Page - System Logic Semiconductor SL74LS157 Datasheet HTML 2Page - System Logic Semiconductor SL74LS157 Datasheet HTML 3Page - System Logic Semiconductor  
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SL74LS157
System Logic
Semiconductor
SLS
AC ELECTRICAL CHARACTERISTICS (T
A=25
°C, V
CC = 5.0 V, CL = 15 pF, RL = 2 k
Ω, t
r =15
ns, tf = 6.0 ns)
Symbol
Parameter
Min
Max
Unit
tPLH
Propagation Delay, Input A or B to Output Y
14
ns
tPHL
Propagation Delay, Input A or B to Output Y
14
ns
tPLH
Propagation Delay, Select to Output Y
23
ns
tPHL
Propagation Delay, Select to Output Y
27
ns
tPLH
Propagation Delay, Output Enable to Output Y
20
ns
tPHL
Propagation Delay, Output Enable to Output Y
21
ns
Figure 1. Switching Waveforms
Figure 2. Switching Waveforms
NOTES A. CL includes probe and jig capacitance.
B. All diodes are 1N916 or 1N3064.
Figure 3. Test Circuit



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