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MC74AC244 PDF预览

MC74AC244

更新时间: 2024-02-28 06:27:08
品牌 Logo 应用领域
摩托罗拉 - MOTOROLA 驱动器输出元件
页数 文件大小 规格书
6页 168K
描述
OCTAL BUFFER/LINE DRIVER WITH 3-STATE OUTPUTS

MC74AC244 数据手册

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OCTAL BUFFER/LINE  
DRIVER WITH  
3-STATE OUTPUTS  
The MC74AC244/74ACT244 is an octal buffer and line driver designed to be  
employed as a memory address driver, clock driver and bus oriented transmitter/  
receiver which provides improved PC board density.  
3-State Outputs Drive Bus Lines or Buffer Memory Address Registers  
Outputs Source/Sink 24 mA  
• ′ACT244 Has TTL Compatible Inputs  
N SUFFIX  
CASE 738-03  
PLASTIC  
V
OE  
2
CC  
20  
19  
18  
17  
16  
15  
14  
12  
13  
11  
DW SUFFIX  
CASE 751D-04  
PLASTIC  
1
OE  
2
3
4
5
6
7
8
9
10  
GND  
1
TRUTH TABLE  
Inputs  
TRUTH TABLE  
Inputs  
Outputs  
Outputs  
OE  
D
(Pins 12, 14, 16, 18)  
OE  
D
(Pins 3, 5, 7, 9)  
1
2
L
L
H
L
H
X
L
H
Z
L
L
H
L
H
X
L
H
Z
H = HIGH Voltage Level  
L = LOW Voltage Level  
X = Immaterial  
H = HIGH Voltage Level  
L = LOW Voltage Level  
X = Immaterial  
Z = High Impedance  
Z = High Impedance  
FACT DATA  
5-1  

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