CXA2647 查看數據表（PDF） - Sony Semiconductor

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CXA2647

RF Signal Processor for CD Players

Sony Semiconductor 

CXA2647N

Pin

No.

Symbol

I/O

Equivalent circuit

Description

28 RFDC

O

29 RFDCI

I

100µA

2k

250µA

VC

124

124

28

1mA

29

RFDC amplifier output.

RFDC amplifier gain

adjustment.

The gain is adjusted by the

external resistance value

connected between this pin

and Pin 28.

30 DC_OFST I

24k

30

15k

VC

10k

100µA 400µA

Input for adjusting RFDC

amplifier offset with the control

voltage.

–8–

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