CXA2002R Просмотр технического описания (PDF) - Sony Semiconductor

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CXA2002R

2-channel Recording/Playback Amplifier

Sony Semiconductor 

Pin

No.

Symbol

Pin

voltage

9 RFAGCTC

—

10 RFAGCIN

—

11 DOCDET

2.5

CXA2002R

Equivalent circuit

143

9

25µ

25µ

50µ

50µ

13p 143

10

50k

50µ

3.25V

4.15V

Description

4700p

9

Vcc

470k

Pin to apply time constant of

RFAGC.

EVR adjustment of RFAGC

gain is possible.

( ) Adjustment range:

2.5V to 4.75V

Gain:

Small to Large

RFAGC input pin for the

playback Y signal.

Playback VIDEO signal output

to Pin 14 (MTOUT) is input

again to Pin 10 (RFAGCIN)

via external ATF TRAP, AFM

TRAP and C TRAP.

DC component is cut by

built-in C.

47k

143

11

79k

50µ

Pin to determine the dropout

detection level.

12 DOP

H: 3.15

L: 0

3.15V

150

12

2.4k

1.3m

Output pin for the dropout

detection signal.

High upon dropout.

–5–

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