CXA1992 데이터 시트보기 (PDF) - Sony Semiconductor

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CXA1992

RF Signal Processing Servo Amplifier

Sony Semiconductor 

Pin

No.

Symbol

I/O

Equivalent circuit

36 LD

O

10k

1k

36

CXA1992AR

Description

APC amplifier output.

37 PD

8µ

147

I

37

20µ

55k

APC amplifier input.

10k

38 PD1

39 PD2

10k

8k

I

147

I

38

39

2k

100µ 11.6k

RF I-V amplifier inverted input.

Connect these pins to the photo

diode A + C and B + D pins.

40 FE_BIAS I

4k

147

40

6µ

Bias adjustment of focus error

amplifier.

Leave this pin open for automatic

adjustment.

41 F

42 E

12p

260k

F I-V and E I-V amplifier inverted

I

147

I

41

input.

Connect these pins to photo diodes

42

500

F and E.

10µ

–7–

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