CXA1580Q View Datasheet(PDF) - Sony Semiconductor

Part Name

Description

MFG CO.

CXA1580Q

Dolby B Type Noise Reduction System with Playback Equalizer

Sony Semiconductor 

CXD1580Q

Pin

No. Symbol

9 TC

22

DC

I/O

value resistance

0.3V

—

Equivalent circuit

Description

Connection of Dolby detection

Vcc

capacitor

X2

0.5µ 6µ 0.5µ

20k

9

147

22

600k

GND

15 MODESW —

—

17 NRSW

18 DRSW

19 TAPESW

20 AUXSW

21 INSW

15

17

147

18

19

20

21

Refer to Page 6.

Vcc

50µ

GND

16 MSSW

—

—

Refer to Page 6.

Vcc

147

16

50µ 50µ

25 VCT

8 NC

23

4.0V

—

—

—

30k

45k

25

147

to VGS

30k

GND

Vcc

50µ

Vcc/2 output

GND

No connection.

—5—

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