CXA2542AR Просмотр технического описания (PDF) - Sony Semiconductor

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CXA2542AR

RF Signal Processing Servo Amplifier for CD Player

Sony Semiconductor 

Pin

No.

Symbol

I/O

8 TGU

I

Equivalent circuit

110k

147 20k

8

423k

82k

CXA2542AR

Description

External time constant setting pin for

switching the tracking high-frequency

gain.

9 TG2

I

9

470k

External time constant setting pin for

switching the tracking high-frequency

gain.

10 FSET

I

147k

10

15k 15k

Peak frequency setting pin for focus

and tracking phase compensation

amplifier.

11 TA_M

I

100k

147

11

Tracking amplifier inverted input.

11µ

13 SL_P

I

147

13

Sled amplifier non-inverted input.

2µ

14 SL_M

I

147

14

Sled amplifier inverted input.

22µ

16 ISET

I

147

16

Connect the external resistor to set

the current which determines the

Focus search, Track jump, and Sled

kick levels.

50µ

–4–

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