CXA2560 데이터 시트보기 (PDF) - Sony Semiconductor

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CXA2560

Dolby∗ B Type Noise Reduction System with Playback Equalizer Amplifier

Sony Semiconductor 

CXA2560Q

Pin

No.

Symbol

Typical pin voltage

I/O

I/O resist-

DC

AC

ance

(Ta = 25°C, VCC = 8.0V, DVCC = 5.0V)

Equivalent circuit

Description

Vcc

0.0V

20 MSMODE when

—

open

147

I 100kΩ 20

100k

Music sensor

mode control.

Low (open): G1

High: G2

25 DIREF

1.2V

— ——

147

25

26 GND

31 PBFB2

40 PBFB1

0.0V

— ——

4.0V –70dBm I

—

32 PBRIN2

39 PBRIN1

34 PBFIN2

37 PBFIN1

4.0V –70dBm I

32 150

39

34

—

37

50p

33

38

PBGND

0.0V

———

GND

Vcc

Resistance for

setting the

reference current.

(Connects 18kΩ

between DIREF

pin and GND for

the standard

setting.)

GND

Ground.

Playback

Vcc

equalizer amplifier

feedback.

150

31

40

50p

GND

Playback

equalizer amplifier

input.

(REVERSE head

connected)

Playback

equalizer amplifier

input.

(FORWARD head

connected)

Playback

equalizer amplifier

ground.

(Connect to

ground.)

–6–

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