MC14569B ON Semiconductor, MC14569B Datasheet - Page 2

• Manufacturer Part Number: MC14569B
• Description: Programmable Divide-By-N Dual 4-Bit Binary/BCD Down Counter
• Manufacturer: ON Semiconductor

CTL = Low for Binary Count
CTL = High for BCD Count
FEEDBACK
CASCADE
CLOCK
9
7
FEEDBACK
CASCADE
3
DETECT
P0 P1 P2 P3
COUNTER #1
BINARY/BCD
ZERO
CTL1
4
V
P0
P1
P2
P3
SS
PIN ASSIGNMENT
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BLOCK DIAGRAM
5
MC14569B
1
2
3
4
5
6
7
8
6
ZERO DETECT ENCODER
2
16
15
14
13
12
11
10
9
CTL
2
CLOCK
LOAD
Q
V
P7
P6
P5
P4
CTL
CLOCK
1
10
DD
CTL
2
2
11
P4 P5 P6 P7
COUNTER #2
BINARY/BCD
12
13
14
V
V
DD
SS
= PIN 16
= PIN 8
15
1 ZERO
Q
DETECT