HD74HC190 Hitachi Semiconductor, HD74HC190 Datasheet - Page 6

• Manufacturer Part Number: HD74HC190
• Description: Synchronous Up/Down Decade/4-bit Binary Counter(Single Clock Line)
• Manufacturer: Hitachi Semiconductor

HD74HC190/HD74HC191
HD74HC191
6
Enable G
Down/Up
Input C
Input D
Input B
Input A
Clock
Load
CK P
CK
INCL
CK P
CK
INCL
CK P
CK
INCL
CK P
CK
INCL
A
B
C
D
Q
Q
Q
Q
Q
Q
Q
Q
Ripple
Clock
Max/Min
Output
Q
Q
Q
Q
A
B
C
D