CXA1704R 데이터 시트보기 (PDF) - Sony Semiconductor

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CXA1704R

2-channel REC/PB Amplifier for 8mm VCR

Sony Semiconductor 

Pin No.

23

Symbol Pin voltage

T3

—

CXA1704R

Equivalent circuit

35µ

35µ

143

23

Description

Connect to GND.

24

MTQ

—

25

VCC1CH

4.75 V

26 REC1CONT

—

27 REC1CONT

—

143

24

50k

40µ 40µ

EVR adjustment that determines Q

of the middle-frequency tuner. Q is

large when the applied voltage is

large.

143

26

71k

40µ 40µ

Channel 1 power supply.

EVR adjustment of recording

channel 1 damping

Damping is applied strongly when

the applied voltage is small.

Recording channel 1 output.

Open collector.

27

—8—

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