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SN74LS243N3 PDF预览

SN74LS243N3

更新时间: 2024-11-25 15:52:19
品牌 Logo 应用领域
罗彻斯特 - ROCHESTER 光电二极管输出元件逻辑集成电路
页数 文件大小 规格书
13页 815K
描述
Bus Transceiver, LS Series, 4-Func, 4-Bit, True Output, TTL, PDIP14, PLASTIC, DIP-14

SN74LS243N3 技术参数

生命周期:Contact Manufacturer包装说明:DIP,
Reach Compliance Code:unknownHTS代码:8542.39.00.01
风险等级:5.6其他特性:WITH INDEPENDENT OUTPUT ENABLE FOR EACH DIRECTION
系列:LSJESD-30 代码:R-PDIP-T14
长度:19.305 mm逻辑集成电路类型:BUS TRANSCEIVER
位数:4功能数量:4
端口数量:2端子数量:14
最高工作温度:70 °C最低工作温度:
输出特性:3-STATE输出极性:TRUE
封装主体材料:PLASTIC/EPOXY封装代码:DIP
封装形状:RECTANGULAR封装形式:IN-LINE
传播延迟(tpd):18 ns座面最大高度:5.08 mm
最大供电电压 (Vsup):5.25 V最小供电电压 (Vsup):4.75 V
标称供电电压 (Vsup):5 V表面贴装:NO
技术:TTL温度等级:COMMERCIAL
端子形式:THROUGH-HOLE端子节距:2.54 mm
端子位置:DUAL宽度:7.62 mm
Base Number Matches:1

SN74LS243N3 数据手册

 浏览型号SN74LS243N3的Datasheet PDF文件第2页浏览型号SN74LS243N3的Datasheet PDF文件第3页浏览型号SN74LS243N3的Datasheet PDF文件第4页浏览型号SN74LS243N3的Datasheet PDF文件第5页浏览型号SN74LS243N3的Datasheet PDF文件第6页浏览型号SN74LS243N3的Datasheet PDF文件第7页 
SN54LS243, SN74LS243  
www.ti.com ............................................................................................................................................................. SDLS145AAPRIL 1985REVISED JULY 2008  
QUADRUPLE BUS TRANSCEIVERS  
1
FEATURES  
FUNCTION TABLE  
Two-Way Asynchronous Communication  
Between Data Buses  
(EACH TRANSCEIVER)  
INPUTS  
PNP Inputs Reduce D-C Loading  
SNxxLS243  
GAB  
GBA  
Hysteresis (Typically 400 mV) at Inputs  
Improves Noise Margin  
L
H
H
L
L
H
L
A to B  
B to A  
SN54LS243 . . . J OR W PACKAGE  
SN74LS243 . . . D, N, OR NS PACKAGE  
(TOP VIEW)  
Isolation  
H
Latch A and B  
(A = B)  
V
1
2
3
4
5
6
7
14  
13  
12  
11  
10  
9
GAB  
NC  
A1  
CC  
GBA  
NC  
B1  
A2  
A3  
B2  
A4  
B3  
8
GND  
B4  
DESCRIPTION  
These four-data-line transceivers are designed for asynchronous two-way communications between data buses.  
SN74LS243 can be used to drive terminated lines down to 133 .  
SN54LS243 is characterized for operation over the full military temperature range of –55°C to 125°C.  
SN74LS243 is characterized for operation from 0°C to 70°C.  
SCHEMATICS OF INPUTS AND OUTPUTS  
TYPICAL OF ALL OUTPUTS  
EQUIVALENT OF EACH INPUT  
V
CC  
V
CC  
50 Ω NOM  
17 kΩ  
INPUT  
OUTPUT  
GND  
1
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.  
PRODUCTION DATA information is current as of publication date.  
Products conform to specifications per the terms of the Texas  
Instruments standard warranty. Production processing does not  
necessarily include testing of all parameters.  
Copyright © 1985–2008, Texas Instruments Incorporated  

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