參數資料
型號: HD74HC669
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 -位二進制計數器
文件頁數: 5/14頁
文件大?。?/td> 84K
代理商: HD74HC669
HD74HC668/HD74HC669
5
HD74HC669
Q
A
Q
B
Q
C
D
B
Enable
T
Enable
P
D
A
Load
CK
U/
D
D
C
D
D
Q
D
RCO
V
CC
Q
T
Q
IN
Q
T
Q
IN
Q
T
Q
IN
Q
T
Q
IN
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