CXA1704R View Datasheet(PDF) - Sony Semiconductor

Part Name

Description

MFG CO.

CXA1704R

2-channel REC/PB Amplifier for 8mm VCR

Sony Semiconductor 

Pin No.

13

Symbol Pin voltage

MTG1

—

CXA1704R

Equivalent circuit

143

13

14k

90µ 90µ

Description

REVR adjustment of channel 1

middle-frequency tuner boost.

Boost is small when the applied

voltage is large.

14

MTOUT

2.4 V

15

MTG2

—

16

PCMOUT

2V

17

MTF0

—

40µ

400µ

Playback VIDEO output.

Y + C + AFM + ATF is output.

14

143

15

14k

90µ 90µ

EVR adjustment of channel 2

middle-frequency tuner boost.

Boost is small when the applied

voltage is large.

40µ

400µ

Playback PCM output.

16

143

17

41k

40µ 40µ

EVR adjustment that determines f0

of the middle-frequency tuner. f0 is

large when the applied voltage is

large.

—6—

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