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DM54LS157J PDF预览

DM54LS157J

更新时间: 2024-09-20 22:56:47
品牌 Logo 应用领域
美国国家半导体 - NSC 解复用器逻辑集成电路
页数 文件大小 规格书
8页 162K
描述
Quad 2-Line to 1-Line Data Selectors/Multiplexers

DM54LS157J 技术参数

是否Rohs认证:不符合生命周期:Obsolete
包装说明:CERAMIC, DIP-16Reach Compliance Code:unknown
HTS代码:8542.39.00.01风险等级:5.37
Is Samacsys:N系列:LS
JESD-30 代码:R-GDIP-T16JESD-609代码:e0
长度:19.43 mm逻辑集成电路类型:MULTIPLEXER
最大I(ol):0.004 A功能数量:4
输入次数:2输出次数:1
端子数量:16最高工作温度:125 °C
最低工作温度:-55 °C输出极性:TRUE
封装主体材料:CERAMIC, GLASS-SEALED封装代码:DIP
封装等效代码:DIP16,.3封装形状:RECTANGULAR
封装形式:IN-LINE峰值回流温度(摄氏度):NOT SPECIFIED
电源:5 V最大电源电流(ICC):16 mA
Prop。Delay @ Nom-Sup:23 ns传播延迟(tpd):23 ns
认证状态:Not Qualified座面最大高度:5.08 mm
子类别:Multiplexer/Demultiplexers最大供电电压 (Vsup):5.5 V
最小供电电压 (Vsup):4.5 V标称供电电压 (Vsup):5 V
表面贴装:NO技术:TTL
温度等级:MILITARY端子面层:Tin/Lead (Sn/Pb)
端子形式:THROUGH-HOLE端子节距:2.54 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:7.62 mmBase Number Matches:1

DM54LS157J 数据手册

 浏览型号DM54LS157J的Datasheet PDF文件第2页浏览型号DM54LS157J的Datasheet PDF文件第3页浏览型号DM54LS157J的Datasheet PDF文件第4页浏览型号DM54LS157J的Datasheet PDF文件第5页浏览型号DM54LS157J的Datasheet PDF文件第6页浏览型号DM54LS157J的Datasheet PDF文件第7页 
June 1989  
54LS157/DM54LS157/DM74LS157,  
54LS158/DM54LS158/DM74LS158  
Quad 2-Line to 1-Line Data Selectors/Multiplexers  
General Description  
Features  
Y
Buffered inputs and outputs  
These data selectors/multiplexers contain inverters and  
drivers to supply full on-chip data selection to the four out-  
put gates. A separate strobe input is provided. A 4-bit word  
is selected from one of two sources and is routed to the four  
outputs. The LS157 presents true data whereas the LS158  
presents inverted data to minimize propagation delay time.  
Y
Typical Propagation Time  
LS157 9 ns  
LS158 7 ns  
Y
Typical Power Dissipation  
LS157 49 mW  
LS158 24 mW  
Y
Applications  
Y
Alternate  
Military/Aerospace  
device  
(54LS157,  
54LS158) is available. Contact a National Semiconduc-  
tor Sales Office/Distributor for specifications.  
Expand any data input point  
Y
Multiplex dual data buses  
Y
Generate four functions of two variables (one variable  
is common)  
Y
Source programmable counters  
Connection Diagrams  
Dual-In-Line Package  
Dual-In-Line Package  
TL/F/6396–2  
TL/F/6396–1  
Order Number 54LS158DMQB, 54LS158FMQB,  
54LS158LMQB, DM54LS158J, DM54LS158W,  
DM74LS158M or DM74LS158N  
Order Number 54LS157DMQB, 54LS157FMQB,  
54LS157LMQB, DM54LS157J, DM54LS157W,  
DM74LS157M or DM74LS157N  
See NS Package Number E20A, J16A,  
M16A, N16E or W16A  
See NS Package Number E20A, J16A,  
M16A, N16E or W16A  
Function Table  
Inputs  
Output Y  
Strobe  
Select  
A
B
LS157  
LS158  
H
L
L
L
L
X
L
X
L
X
X
X
L
L
L
H
H
L
L
H
X
X
H
L
H
H
H
L
H
H
e
e
e
Low Level, X Don’t Care  
H
High Level, L  
C
1995 National Semiconductor Corporation  
TL/F/6396  
RRD-B30M105/Printed in U. S. A.  

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