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IC7301 DECODER IC-DETAIL BLOCK DIAGRAM
44 43 42 41 40 39 38 37 36 35 34

IC7302 RESET IC-DETAIL BLOCK DIAGRAM

1
AF SWITCH 1 33

OUT IN + Vref

3

2

32

GND 2

3

DIGITAL IDENTIFICATION PILOT NARROW-BAND PLL

31

4 STEREO DECODER STEREO ADJUST 5

30

IIC BUS TRANSCEVER

29

6

28

7

POWER SUPPLY

27

8 AF AMPLIFIER 1 9 AF AMPLIFIER 2

26

25

10 FM DEMODULATOR NARROW-BAND PLL SC1 11 FM DEMODULATOR NARROW-BAND PLL SC2

24

23

12

13

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IC7301 Detail Block Diagram IC7302 Detail Block Diagram DMR-EH57EC/EP/EE,EH575EG IC-Detail Block Diagram