CXA2556Q Просмотр технического описания (PDF) - Sony Semiconductor

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CXA2556Q

RF Amplifier for CD Player/CD-ROM

Sony Semiconductor 

Pin

No.

Symbol

I/O

27 BST C

I

Equivalent circuit

27

5k

CXA2556Q

Description

Sets the high-frequency boost

amount of RF equalizer.

28 RF C

I

10k

147

28

29 EQ IN

I

430

147

29

2k

10k

Sets the low-frequency gain of

RF amplifier and RF equalizer.

RF equalizer input.

20k

30

SUM

OUT

O

20k

10k

147

RF summing amplifier output

inversion.

30

31 RFI

147 18k

I

31

44k

39k

Mirror circuit input.

The RF summing amplifier

output is input.

–6–

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