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SN54HCT623W PDF预览

SN54HCT623W

更新时间: 2024-09-14 23:03:03
品牌 Logo 应用领域
德州仪器 - TI 总线驱动器总线收发器逻辑集成电路输出元件
页数 文件大小 规格书
6页 113K
描述
OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS

SN54HCT623W 技术参数

生命周期:Obsolete零件包装代码:DFP
包装说明:CERAMIC, FP-20针数:20
Reach Compliance Code:unknownHTS代码:8542.39.00.01
风险等级:5.84Is Samacsys:N
其他特性:WITH INDEPENDENT OUTPUT ENABLE FOR EACH DIRECTION控制类型:INDEPENDENT CONTROL
计数方向:BIDIRECTIONAL系列:HCT
JESD-30 代码:R-GDFP-F20长度:13.09 mm
负载电容(CL):150 pF逻辑集成电路类型:BUS TRANSCEIVER
最大I(ol):0.006 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:DFP封装等效代码:FL20,.3
封装形状:RECTANGULAR封装形式:FLATPACK
包装方法:TUBE电源:5 V
Prop。Delay @ Nom-Sup:28 ns传播延迟(tpd):58 ns
认证状态:Not Qualified筛选级别:38535Q/M;38534H;883B
座面最大高度:2.54 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:YES
技术:CMOS温度等级:MILITARY
端子形式:FLAT端子节距:1.27 mm
端子位置:DUAL翻译:N/A
宽度:6.92 mmBase Number Matches:1

SN54HCT623W 数据手册

 浏览型号SN54HCT623W的Datasheet PDF文件第2页浏览型号SN54HCT623W的Datasheet PDF文件第3页浏览型号SN54HCT623W的Datasheet PDF文件第4页浏览型号SN54HCT623W的Datasheet PDF文件第5页浏览型号SN54HCT623W的Datasheet PDF文件第6页 
SN54HCT623, SN74HCT623  
OCTAL BUS TRANSCEIVERS  
WITH 3-STATE OUTPUTS  
SCLS016B – MARCH 1984 – REVISED MAY 1997  
SN54HCT623 . . . J OR W PACKAGE  
SN74HCT623 . . . DW OR N PACKAGE  
(TOP VIEW)  
Inputs Are TTL-Voltage Compatible  
Lock Bus-Latch Capability  
True Logic  
OEAB  
A1  
V
CC  
OEBA  
High-Current 3-State Outputs Can Drive up  
to 15 LSTTL Loads  
1
2
3
4
5
6
7
8
9
10  
20  
19  
18  
17  
16  
15  
14  
A2  
A3  
A4  
A5  
A6  
A7  
A8  
GND  
B1  
B2  
B3  
B4  
Package Options Include Plastic  
Small-Outline (DW) and Ceramic Flat (W)  
Packages, Ceramic Chip Carriers (FK), and  
Standard Plastic (N) and Ceramic (J)  
300-mil DIPs  
B5  
13 B6  
12 B7  
description  
11  
B8  
These octal bus transceivers are designed for  
asynchronous two-way communication between  
data buses. The control-function implementation  
allows for maximum flexibility in timing.  
SN54HCT623 . . . FK PACKAGE  
(TOP VIEW)  
The ’HCT623 allow data transmission from the  
A bus to the B bus or from the B bus to the A bus,  
depending upon the logic levels at the  
output-enable (OEAB and OEBA) inputs.  
3
2
1
20 19  
18  
B1  
B2  
B3  
A3  
A4  
A5  
A6  
A7  
4
5
6
7
8
17  
16  
The output-enable inputs disable the device so  
that the buses are effectively isolated. The  
dual-enable configuration gives the transceivers  
the capability to store data by simultaneously  
enabling OEAB and OEBA. Each output  
reinforces its input in this transceiver  
configuration. When both OEAB and OEBA are  
enabled and all other data sources to the two sets  
of bus lines are in the high-impedance state, both  
sets of bus lines (16 total) remain at their last  
states. The 8-bit codes appearing on the two sets  
of buses are identical.  
15 B4  
14  
9 10 11 12 13  
B5  
The SN54HCT623 is characterized for operation over the full military temperature range of –55°C to 125°C. The  
SN74HCT623 is characterized for operation from –40°C to 85°C.  
FUNCTION TABLE  
INPUTS  
OPERATION  
OEBA  
OEAB  
L
H
H
L
H
L
B data to A bus  
A data to B bus  
Isolation  
B data to A bus,  
A data to B bus  
L
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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