MC14569B_05 Datasheet, PDF (8/14 Pages) ON Semiconductor – Programmable Divide-By-N Dual 4-Bit Binary/BCD Down Counter

MC14569B
Table 4Mode Controls (CTL₁ = Low, CTL₂ = High, Cascade Feedback = High)
Preset Values
Divide Ratio
Zero
P7
P6
P5
P4
P3
P2
P1
P0
Detect
Q
Comments
0
0
0
0
0
0
0
0
160
160
0
0
0
0
0
0
0
1
X
X
0
0
0
0
0
0
1
0
2
X
0
0
0
0
0
0
1
1
3
X









X









X









X
0
0
0
0
1
1
1
1
15
X
0
0
0
1
0
0
0
0
16
X









X









X









X
0
0
0
1
1
1
1
1
31
X
0
0
1
0
0
0
0
0
32
X









X









X









X
0
0
1
1
0
0
0
0
48
X






























0
1
0
0
0
0
0
0
64
X






























0
1
0
1
0
0
0
0
80
X






























0
1
1
1
0
0
0
0
112
X






























1
0
0
0
0
0
0
0
128
128






























1
0
0
1
0
0
0
0
144
144






























1
0
0
1
1
1
1
1
159
159
2⁷
2⁶
2⁵
2⁴
2³
2²
2¹
2⁰
128 64
32
16
8
4
2
1
Max Count
Illegal State
Min Count
Q Output Active
Bit Value
Counter #2
BCD
Counter #1
Binary
Counting
Sequence
X = No Output (Always Low)
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