MC74HC393A ON Semiconductor, MC74HC393A Datasheet - Page 7

• Manufacturer Part Number: MC74HC393A
• Description: Dual 4-Stage Binary Ripple Counter
• Manufacturer: ON Semiconductor

CLOCK
RESET
Q1
Q2
Q3
Q4
0
1
2
3
Count
4
10
12
13
14
15
11
0
1
2
3
4
5
6
7
8
9
5
TIMING DIAGRAM
COUNT SEQUENCE
6
http://onsemi.com
Q4
MC74HC393A
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
7
7
8
Q3
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
Outputs
9
Q2
10
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
11
Q1
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
12
13
14
15
0