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производитель

CXA1898Q

Recording/Playback Equalizer Amplifier

Sony Semiconductor 

CXA1898Q

Pin Description

Pin

No.

Symbol

DC

voltage

I/O

I/O

resistance

Equivalent circuit

VCC

VCC

Description

6 AGC IN1

31 AGC IN2

4.0V

I

50kΩ

147 3k

6

31

47k

×4

GND

VGS

VCC

VCC

AGC signal input.

Input resistance

changes between

47kΩ and 3kΩ

7 REC IN1

30 REC IN2

4.0V

I

50kΩ

147

7

30

50k

VGS

GND

GND

23k

1.8k

VGS

Recording equalizer

input.

8

29

AGC OUT1

AGC OUT2

4.0V

O

VCC

VCC

147Ω

×2

147 500

8

500

29

×4

18.8k

47.8k

5.3k

GND GND GND VGS

AGC output pin.

AGC is applied at

–11dBm or more.

VGS

9

28

REC OUT1

REC OUT2

4.0V

O

147Ω

VCC

×3

500

9

×2

28

147

500

× 10

VCC

40k

5p Recording equalizer

output.

GND

GND

–3–

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