参数资料
型号: HD74BC564A
厂商: Hitachi,Ltd.
英文描述: Octal D Type Flip Flops With 3 State Outputs(三态输出的八D触发器)
中文描述: 八路D型人字拖与三态输出(三态输出的八?触发器)
文件页数: 2/10页
文件大小: 42K
代理商: HD74BC564A
HD74BC564A
2
Function Table
Inputs
Output Control
CK
D
Output
Q
L
H
L
L
L
H
L
L
X
Q
0
Z
H
H :
L
X :
Z
X
X
High level
Low level
Immaterial
High impedance
Low to high transition
Level of
Q
before the indicated steady state input conditions were established.
:
:
:
Q
0
:
Pin Arrangement
(Top view)
11
12
13
14
15
16
17
18
19
20
V
CC
1
Q
2
Q
3
Q
4
Q
8
Q
7
Q
6
Q
5
Q
CK
1
2
3
4
5
6
7
8
9
10
GND
1D
2D
3D
4D
8D
7D
6D
5D
Output
Control
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