LA1781M 데이터 시트보기 (PDF) - SANYO -> Panasonic

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LA1781M

For Car Radios Single-Chip Tuner IC

SANYO -> Panasonic 

Continued from preceding page.

Pin No.

Pin function

15

MPX output (left)

16

MPX output (right)

LA1781M

Pin description

Deemphasis

50μs : 0.015μF

75μs : 0.022μF

Equivalent circuit

VCC

17

Pilot canceller signal output

Adjustment is required since the pilot

signal level varies with the

sample-to-sample variations in the IF

output level and other parameters.

18

Pilot canceller signal output

Pin 18 is the output pin for the pilot

canceller signal.

3.3kΩ

3.3kΩ

15

0.015μF

16

0.015μF

VCC

20kΩ

10kΩ

6.7kΩ

17

18

0.01μF 100kΩ

VCC

1.5kΩ

19

Separation

adjustment pin

Use a trimmer to adjust the

subdecoder input level.

(The output level is not modified in

mono and main modes.)

Composit

signal

17

18

0.01μF 100kΩ

DECODER

5kΩ

19

30kΩ

0.047μF

Continued on next page.

No.6038-8/48

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