CXA2021 查看數據表（PDF） - Sony Semiconductor

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CXA2021

I2C BUS Sound Processor for TV

Sony Semiconductor 

CXA2021S

Block Diagram

I2C BUS SOUND PROCESSOR

Vcc

150Hz HPF

DET1

16

17 13

DET2

10

21

CH-L CL-L

19 20

AGC DET 1

AGC DET 2

Surround

L = L – (L – R) × 1 – SCR R = 18K

1 + SCR

R = R + (L – R) × 1 – SCR

1 + SCR

L-IN

22

1

R-IN

PS

Vcc/2

18

2

VRS

GND

15

PS

TONE

VCA

BASS

TRE

VOL

BAL

TONE

VCA

LOUT

14

ROUT

9

DAC

BUS DEC

43

CH-R CL-R

7 6 58

12 11

SDA SCL

BASS TRE BAL VOL

–2–

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