參數(shù)資料
型號: HD74HC668
廠商: Hitachi,Ltd.
元件分類: 通用總線功能
英文描述: Synchronous UP/Down Decade,4-bit binary Counter
中文描述: 同步向上/向下十年,4 -位二進制計數(shù)器
文件頁數(shù): 3/14頁
文件大小: 84K
代理商: HD74HC668
HD74HC668/HD74HC669
3
HD74HC669
1
2
3
4
5
6
7
8
U/
D
CK
A
B
C
D
GND
Enable
P
Data
inputs
Outputs
V
CC
Q
A
Q
B
Q
C
Q
D
Load
Enable
T
Ripple
carry
output
16
15
14
13
12
11
10
9
(Top view)
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