Datasheet

HEF4017B All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 8 — 18 November 2011 2 of 18
NXP Semiconductors
HEF4017B
5-stage Johnson decade counter
4. Functional diagram
Fig 1. Functional diagram
Fig 2. Logic diagram
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DECODING AND OUTPUT CIRCUITRY
5-STAGE JOHNSON COUNTER
Q0
CP0
MR
15
14
13
CP1
3
Q1
2
Q2
4
Q3
7
Q4
10
Q5
1
Q6
5
Q7
6
Q8
9
Q9
Q5-9
11
12
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FF
1
D
CP
RD
Q
Q
FF
2
D
CP
RD
Q
Q
FF
3
D
CP
RD
Q
Q
FF
4
D
CP
RD
Q
Q
FF
5
D
CP
RD
Q
Q
Q0
CP1
CP0
MR
Q1 Q2 Q3
Q4 Q5 Q6 Q7 Q8 Q9 Q5-9