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SN54HCT157FK PDF预览

SN54HCT157FK

更新时间: 2024-11-26 22:34:43
品牌 Logo 应用领域
德州仪器 - TI 复用器逻辑集成电路
页数 文件大小 规格书
6页 107K
描述
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS

SN54HCT157FK 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:QLCC包装说明:QCCN, LCC20,.35SQ
针数:20Reach Compliance Code:not_compliant
HTS代码:8542.39.00.01风险等级:5.83
系列:HCTJESD-30 代码:S-CQCC-N20
长度:8.89 mm负载电容(CL):150 pF
逻辑集成电路类型:MULTIPLEXER最大I(ol):0.006 A
功能数量:4输入次数:2
输出次数:1端子数量:20
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, METAL-SEALED COFIRED
封装代码:QCCN封装等效代码:LCC20,.35SQ
封装形状:SQUARE封装形式:CHIP CARRIER
峰值回流温度(摄氏度):NOT SPECIFIED电源:5 V
Prop。Delay @ Nom-Sup:42 ns传播延迟(tpd):63 ns
认证状态:Not Qualified筛选级别:38535Q/M;38534H;883B
座面最大高度:2.03 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:YES
技术:CMOS温度等级:MILITARY
端子形式:NO LEAD端子节距:1.27 mm
端子位置:QUAD处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:8.89 mmBase Number Matches:1

SN54HCT157FK 数据手册

 浏览型号SN54HCT157FK的Datasheet PDF文件第2页浏览型号SN54HCT157FK的Datasheet PDF文件第3页浏览型号SN54HCT157FK的Datasheet PDF文件第4页浏览型号SN54HCT157FK的Datasheet PDF文件第5页浏览型号SN54HCT157FK的Datasheet PDF文件第6页 
SN54HCT157, SN74HCT157  
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS  
SCLS071B – NOVEMBER 1988 – REVISED MAY 1997  
SN54HCT157 . . . J OR W PACKAGE  
SN74HCT157 . . . D OR N PACKAGE  
(TOP VIEW)  
Inputs Are TTL-Voltage Compatible  
Buffered Inputs and Outputs  
Package Options Include Plastic  
Small-Outline (D) and Ceramic Flat (W)  
Packages, Ceramic Chip Carriers (FK), and  
Standard Plastic (N) and Ceramic (J)  
300-mil DIPs  
A/B  
1A  
V
CC  
G
1
2
3
4
5
6
7
8
16  
15  
14  
13  
1B  
4A  
4B  
1Y  
2A  
12 4Y  
description  
11  
10  
9
2B  
3A  
3B  
3Y  
2Y  
These monolithic data selectors/multiplexers  
contain inverters and drivers to supply full data  
selection to the four output gates. A separate  
strobe (G) input is provided. A 4-bit word is  
selected from one of two sources and is routed to  
the four outputs.  
GND  
SN54HCT157 . . . FK PACKAGE  
(TOP VIEW)  
The SN54HCT157 is characterized for operation  
over the full military temperature range of –55°C  
to 125°C. The SN74HCT157 is characterized for  
operation from –40°C to 85°C.  
3
2
1
20 19  
18  
4A  
4B  
NC  
1B  
1Y  
NC  
2A  
2B  
4
5
6
7
8
17  
16  
15 4Y  
14  
9 10 11 12 13  
FUNCTION TABLE  
3A  
INPUTS  
OUTPUT  
DATA  
STROBE SELECT  
Y
G
A/B  
A
X
L
B
X
X
X
L
H
L
L
L
L
X
L
L
L
NC – No internal connection  
L
H
X
X
H
L
H
H
H
H
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of  
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
Copyright 1997, Texas Instruments Incorporated  
UNLESS OTHERWISE NOTED this document contains PRODUCTION  
DATA information current as of publication date. Products conform to  
specifications per the terms of Texas Instruments standard warranty.  
Production processing does not necessarily include testing of all  
parameters.  
1
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  

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