CXA1992BR Просмотр технического описания (PDF) - Sony Semiconductor

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производитель

CXA1992BR

RF Signal Processing Servo Amplifier

Sony Semiconductor 

CXA1992BR

Pin

No.

Symbol

I/O

Equivalent circuit

Description

28 CC2

29 CC1

I

147

30

O

147

29

Input for the defect bottom hold

output with capacitance coupled.

Defect bottom hold output.

Connected internally to the

interruption comparator input.

30 CB

120k

11k

I

147

28

43k

Connection pin for defect bottom

hold capacitor.

31 CP

31

I

100k

Connection pin for MIRR hold

capacitor.

1.5k

MIRR comparator non-inverted

input.

32 RF_I

33 RF_O

I

147

O 32

147

33

34 RF_M

I

Input for the RF summing amplifier

output with capacitance coupled.

RF sunning amplifier output. Eye-

pattern check point.

147

10k 10k

RF summing amplifier inverted

input.

34 The RF amplifier gain is determined

by the resistance connected

between this pin and RFO pin.

147

50µ

35 RFTC

I

35

50µ

10µ

–6–

External time constant setting pin

during RF level control.

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