Comparator circuit

Demultiplexer

Frequency to voltage converter

Voltage to frequency converter

2

5

6

8

clock input of all flip-flops

clock input of one flip-flops

J and K inputs of all flip-flops

J and K inputs of one flip-flop

10

12

16

32

JK flip flop needs a clock pulse

There is a feedback in JK lip-lop

JK flip-flop accepts both inputs as 1

JK flip-flop is acronym of Junction cathode multi-vibrator