CXA2559 Просмотр технического описания (PDF) - Sony Semiconductor

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производитель

CXA2559

Playback Equalizer Amplifier with Music Sensor

Sony Semiconductor 

CXA2559Q

Pin

No.

Symbol

Typical pin voltage

I/O

I/O resis-

DC

AC

tance

25 DIREF

1.2V

— ——

26 GND

31 PBFB2

40 PBFB1

0.0V

— ——

4.0V –70dBm I

—

32 PBRIN2

39 PBRIN1

34 PBFIN2

37 PBFIN1

4.0V –70dBm I

—

33

38

PBGND

0.0V

— ——

(Ta = 25°C, VCC = 8.0V, DVCC = 5.0V)

Equivalent circuit

Description

147

25

32 150

39

34

37

50p

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 GND.)

Vcc

30k

35 VCT

147

4.0V

—

O

—

35

45k

VGS

×1

Center.

(Vcc/2 output)

30k

GND

–6–

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