LA7477W Ver la hoja de datos (PDF) - SANYO -> Panasonic

Número de pieza

componentes Descripción

Fabricante

LA7477W

For Digital Video Camera Audio Signal I/O Interface IC

SANYO -> Panasonic 

LA7477W

Continued from preceding page.

Pin No.

Pin Name

19

CONT4

20

CONT3

21

CONT2

22

CONT1

DC

voltage

AC voltage

Description

CONT outputs

Equivalent circuit

50kΩ

19 21

20 22

29

MUTE CTL

35

VCCH

37

POWER MUTE

4.75V

Muting control

2.3V or higher: Muting on

0.7V or lower: Muting off

108kΩ

20kΩ

29

50kΩ

Used to temporarily set the IC to the

muted state when power is applied or

removed.

VCCH

10kΩ

200Ω

1kΩ

30kΩ

1kΩ

37

38

VREF

39

VREF OUT

1.80V

1.80V

Ripple rejection filter connection

VREF output

40

VCCL

41

LINE OUT L

47

LINE OUT R

3.15V

2.375V

-10dBV

(Reference

inputs)

Left channel line output

Right channel line output

40.2kΩ

38

39

53kΩ

VCCH

2kΩ 2kΩ

10.2kΩ

41

47

8.2kΩ

42

HEADPHONE L

45

SPEAKER OUT

2.375V

-35dBV

-18dBV

Left channel headphone output

Speaker output

VCCH

46

HEADPHONE R

-35dBV

Right channel headphone output

(Reference

42

inputs)

45

46

43

POWER MUTE

OUT

Muting control output used when

power is applied or removed.

VCCH

10kΩ

200Ω

43

No.5775-11/12

Share Link: