SC5358S Ver la hoja de datos (PDF) - Silan Microelectronics

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Fabricante

SC5358S

6-CH ELECTRONIC VOLUME CONTROLLER

Silan Microelectronics 

SC5358

When adjusting the volume of a channel both a 10dB code and a 1dB code must be send just as follows.

Example˖The setting of Channel 5 is -36dB.

Start 1 0 0 0 1 0 0 0 ACK 0 1 1 0 0 0 1 1 ACK 0 1 1 1 0 1 1 0 ACK Stop

Address=88H

-30dB

-6dB

Start 1 0 0 0 1 0 0 0 ACK 0 1 1 1 0 1 1 0 ACK 0 1 1 0 0 0 1 1 ACK Stop

Address=88H

-6dB

-30dB

TYPICAL APPLICATION CIRCUIT (Address=88H)

VCC

10­F

10­F

Vi1

1 IN 1 OUT 1 20

Vo1

Vi2

100K

10­F

2 IN 2

OUT 2 19

10­F 100K

Vo2

Vi3

100K

10­F

3 IN 3

OUT 3 18

10­F 100K

Vo3

100K

4 A2

A3 17

100K

10­F

5 DGND

Vcc 16

0.1­F

MCU

6 SCL

I2C bus

7 SDA

REF 15

GND 14

10­F

10­F

10­F

Vi4

8 IN 4 OUT 4 13

Vo4

Vi5

100K 10­F

9 IN 5 OUT 5 12

10­F 100K

Vo5

Vi6

100K 10­F

10 IN 6 OUT 6 11

10­F 100K

Vo6

100K

100K

HANGZHOU SILAN MICROELECTRONICS CO.,LTD

Http: www.silan.com.cn

REV:1.1 2004.08.03

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