SC5358S Просмотр технического описания (PDF) - Silan Microelectronics
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SC5358S Datasheet PDF : 9 Pages
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2. Control of SC5358
A start condition
An address byte including acknowledge bit
N data bytes including acknowledge bits
A stop condition
Please refer to the figure below.
SC5358
The address byte of SC5358 can be set to 80H, 84H, 88H or 8CH through the 4th bit A3 and the 3rd bit A2.
The descriptions of data bytes are as follows.
8-bit data
MSB
LSB
Function
0 0 0 0 0 B2 B1 B0 channel 3ˈ-10db/step
0 0 0 1 A3 A2 A1 A0 channel 3ˈ-1db/step
0 0 1 0 0 B2 B1 B0 channel 4ˈ-10db/step
0 0 1 1 A3 A2 A1 A0 channel 4ˈ-1db/step
0 1 0 0 0 B2 B1 B0 channel 2ˈ-10db/step
0 1 0 1 A3 A2 A1 A0 channel 2ˈ-1db/step
0 1 1 0 0 B2 B1 B0 channel 5ˈ-10db/step
0 1 1 1 A3 A2 A1 A0 channel 5ˈ-1db/step
1 0 0 0 0 B2 B1 B0 channel 1ˈ-10db/step
1 0 0 1 A3 A2 A1 A0 channel 1ˈ-1db/step
1 0 1 0 0 B2 B1 B0 channel 6ˈ-10db/step
1 0 1 1 A3 A2 A1 A0 channel 6ˈ-1db/step
1 1 0 1 0 B2 B1 B0 all channelsˈ-10db/step
1 1 1 0 A3 A2 A1 A0 all channelsˈ-1db/step
1 1 1 1 1 0 0 1 all channelsˈmute
Low 4-bit data
A3
A2/B2
A1/B1
0
0
0
0
0
0
0
0
1
0
0
1
0
1
0
0
1
0
0
1
1
0
1
1
1
0
0
1
0
0
SC5358 has no default setting, so it must be initialized.
A0/B0
0
1
0
1
0
1
0
1
0
1
Atten.˄dB˅
0/0
1/10
2/20
3/30
4/40
5/50
6/60
7/70
8/
9/
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.1 2004.08.03
Page 5 of 9
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