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參數資料
| 型號： | c74ac244 |
| 廠商： | ON SEMICONDUCTOR |
| 英文描述： | OCTAL BUFFER/LINE DRIVER WITH 3-STATE OUTPUTS |
| 中文描述： | 八路緩沖器/線路驅動器，具有三態輸出 |
| 文件頁數： | 1/6頁 |
| 文件大小： | 86K |
| 代理商： | C74AC244 |
5-1
FACT DATA
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
19
20
18
17
16
15
14
2
1
3
4
5
6
7
VCC
13
8
12
9
11
10
OE2
OE1
GND
TRUTH TABLE
Inputs
Outputs
OE1
L
L
H
D
(Pins 12, 14, 16, 18)
L
H
X
L
H
Z
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
Z = High Impedance
TRUTH TABLE
Inputs
Outputs
OE2
L
L
H
D
(Pins 3, 5, 7, 9)
L
H
X
L
H
Z
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
Z = High Impedance
OCTAL BUFFER/LINE
DRIVER WITH
3-STATE OUTPUTS
N SUFFIX
CASE 738-03
PLASTIC
DW SUFFIX
CASE 751D-04
PLASTIC
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