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SN54ALS645AJ PDF预览

SN54ALS645AJ

更新时间: 2024-09-22 23:06:11
品牌 Logo 应用领域
德州仪器 - TI 总线收发器输出元件
页数 文件大小 规格书
9页 136K
描述
OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS

SN54ALS645AJ 技术参数

生命周期:Active零件包装代码:DIP
包装说明:DIP, DIP20,.3针数:20
Reach Compliance Code:not_compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:6 weeks
风险等级:1.41其他特性:WITH DIRECTION CONTROL
控制类型:COMMON CONTROL计数方向:BIDIRECTIONAL
系列:ALSJESD-30 代码:R-GDIP-T20
长度:24.2 mm负载电容(CL):50 pF
逻辑集成电路类型:BUS TRANSCEIVER最大I(ol):0.024 A
位数:8功能数量:1
端口数量:2端子数量:20
最高工作温度:125 °C最低工作温度:-55 °C
输出特性:3-STATE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:DIP20,.3封装形状:RECTANGULAR
封装形式:IN-LINE包装方法:TUBE
峰值回流温度(摄氏度):NOT SPECIFIED电源:5 V
最大电源电流(ICC):55 mAProp。Delay @ Nom-Sup:10 ns
传播延迟(tpd):14 ns认证状态:Not Qualified
施密特触发器:No座面最大高度:5.08 mm
子类别:Bus Driver/Transceivers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翻译:N/A
宽度:6.92 mmBase Number Matches:1

SN54ALS645AJ 数据手册

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SN54ALS645A, SN54AS645, SN74ALS645A, SN74AS645  
OCTAL BUS TRANSCEIVERS  
WITH 3-STATE OUTPUTS  
SDAS278 – JANUARY 1995  
SN54ALS645A, SN54AS645 . . . J PACKAGE  
SN74ALS645A, SN74AS645 . . . DW OR N PACKAGE  
(TOP VIEW)  
Bidirectional Bus Transceivers in  
High-Density 20-Pin Packages  
True Logic  
3-State Outputs  
DIR  
A1  
A2  
A3  
A4  
A5  
A6  
A7  
A8  
V
CC  
1
2
3
4
5
6
7
8
9
20  
19  
18  
17  
16  
15  
14  
OE  
B1  
B2  
B3  
B4  
B5  
Package Options Include Plastic  
Small-Outline (DW) Packages, Ceramic  
Chip Carriers (FK), and Standard Plastic (N)  
and Ceramic (J) 300-mil DIPs  
description  
13 B6  
12 B7  
11 B8  
These octal bus transceivers are designed for  
asynchronous two-way communication between  
data buses. These devices transmit data from the  
A bus to the B bus or from the B bus to the A bus,  
depending on the level at the direction-control  
(DIR) input. The output-enable (OE) input can be  
used to disable the device so that the buses are  
effectively isolated.  
GND 10  
SN54ALS645A, SN54AS645 . . . FK PACKAGE  
(TOP VIEW)  
The -1 version of the SN74ALS645A is identical  
to the standard version, except that the  
3
2
1
20 19  
18  
B1  
B2  
B3  
B4  
B5  
A3  
A4  
A5  
A6  
A7  
4
5
6
7
8
17  
16  
15  
14  
recommended maximum I  
is increased to  
OL  
48 mA. There is no -1 version of the  
SN54ALS645A.  
The SN54ALS645A and SN54AS645 are  
characterized for operation over the full military  
temperature range of 55°C to 125°C. The  
9 10 11 12 13  
SN74ALS645A  
and  
SN74AS645  
are  
characterized for operation from 0°C to 70°C.  
FUNCTION TABLE  
INPUTS  
OPERATION  
OE  
L
DIR  
L
B data to A bus  
A data to B bus  
Isolation  
L
H
H
X
Copyright 1995, Texas Instruments Incorporated  
PRODUCTION DATA information is 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  

SN54ALS645AJ 替代型号

型号 品牌 替代类型 描述 数据表
SN74ALS645AN3 TI

完全替代

OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS
SNJ54ALS645AJ TI

完全替代

OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS
8403301RA TI

完全替代

OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS

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