SC7313S 데이터 시트보기 (PDF) - Silan Microelectronics
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SC7313S Datasheet PDF : 13 Pages
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Silan
Semiconductors
SC7313
2. speaker attenuators
MSB
LSB
1
0
0
B1
B0
A2
A1
A0
1
0
1
B1
B0
A2
A1
A0
1
1
0
B1
B0
A2
A1
A0
1
1
1
B1
B0
A2
A1
A0
0
0
0
0
0
1
0
1
0
0
1
1
1
0
0
1
0
1
1
1
0
1
1
1
0
0
0
1
1
0
1
1
1
1
1
1
1
For example, attenuation of 25dB on speaker RF is given by: 10110100
Function
Speaker ATT LF
Speaker ATT RF
Speaker ATT LR
Speaker ATT RR
0
-1.25
-2.5
-3.75
-5
-6.25
-7.5
-8.75
0
-10
-20
-30
MUTE
4. Audio switch
MSB
LSB
Function
0
1
0
G1
G0
S2
S1
S0
Audio switch
0
0
Stereo 1
0
1
Stereo 2
1
0
Stereo 3
1
1
Stereo 4
0
Loudness ON
1
Loudness OFF
0
0
+11.25dB
0
1
+7.5dB
1
0
+3.75dB
1
1
0dB
For example, to select the stereo 2 input with a gain of +7.5dB Loudness ON the 8bit string is: 01001001
Note: Stereo4 is connected internally, but not available on pins.
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
Rev: 1.1 2002.02.26
10
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