CXA2002 查看數據表（PDF） - Sony Semiconductor

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CXA2002

2-channel Recording/Playback Amplifier

Sony Semiconductor 

Pin Description

Pin

No.

Symbol

Pin

voltage

1 CCONT

—

CXA2002R

Equivalent circuit

25k 10k

1

50k 143

15k

7k 7k

Description

EVR adjusting pin for the

recording chroma level.

Increasing the applied voltage

reduces the gain.

2 AFMIN

—

70µ

20p 143

2

50k

Input pin for recording AFM.

DC component is cut by

built-in C.

Input level: 125mVp-p (typ.)

3 AFREC

35µ

35µ

35µ

—

1.5V

3

143

After-recording mode

switchover pin (High: After-

recording)

H: 2.3V or above

L: 0.6V or below

4 CIN

2.45

70µ

143

4

50k

2.45V

Recording chroma input pin.

Input after cutting DC

component with C.

Input level: 300mVp-p (typ.)

–3–

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