CXA2002 查看數據表（PDF） - Sony Semiconductor

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CXA2002

2-channel Recording/Playback Amplifier

Sony Semiconductor 

CXA2002R

Pin

No.

Symbol

Pin

voltage

Equivalent circuit

Description

18 RP PB

35µ

35µ

35µ

—

1.5V

REC/PB switchover pin

18

143

High: PB 2.3V or above

Low: REC 0.6V or below

19 VCC

4.75

Power supply pin for

components other than REC

amplifier, PB amplifier and EVR.

20 BOTH REC

—

35µ

35µ

35µ

1.5V

20

143

EACH REC/BOTH REC

switchover pin.

High: BOTH REC 2.3V or

above

Low: EACH REC 0.6V or

below

21 RFSWP

35µ

35µ

35µ

—

1.5V

21

143

RFSWP input pin.

High: 2.3V or above

Low: 0.6V or below

22 RAMP

35µ

35µ

35µ

—

1.5V

22

143

Pin to turn ON/OFF the REC

amplifier bias current during

after-recording. The bias

current turns ON when this pin

goes high.

High: 2.3V or above

Low: 0.6V or below

–7–

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