TDA7439DS 查看數據表（PDF） - STMicroelectronics
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TDA7439DS Datasheet PDF : 23 Pages
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I2C bus addresses and data
Table 11. Bass gain value (sub address 0x3)
MSB
LSB
D7 D6 D5 D4 D3 D2 D1 D0
X
X
X
X
0
0
0
0
X
X
X
X
0
0
0
1
X
X
X
X
0
0
1
0
X
X
X
X
0
0
1
1
X
X
X
X
0
1
0
0
X
X
X
X
0
1
0
1
X
X
X
X
0
1
1
0
X
X
X
X
X
1
1
1
X
X
X
X
1
1
1
0
X
X
X
X
1
1
0
1
X
X
X
X
1
1
0
0
X
X
X
X
1
0
1
1
X
X
X
X
1
0
1
0
X
X
X
X
1
0
0
1
X
X
X
X
1
0
0
0
Table 12. Mid-range gain value (sub address 0x4)
MSB
LSB
D7 D6 D5 D4 D3 D2 D1 D0
X
X
X
X
0
0
0
0
X
X
X
X
0
0
0
1
X
X
X
X
0
0
1
0
X
X
X
X
0
0
1
1
X
X
X
X
0
1
0
0
X
X
X
X
0
1
0
1
X
X
X
X
0
1
1
0
X
X
X
X
X
1
1
1
X
X
X
X
1
1
1
0
X
X
X
X
1
1
0
1
X
X
X
X
1
1
0
0
X
X
X
X
1
0
1
1
X
X
X
X
1
0
1
0
X
X
X
X
1
0
0
1
X
X
X
X
1
0
0
0
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TDA7439DS
Bass gain
2-dB steps
-14 dB
-12 dB
-10 dB
-8 dB
-6 dB
-4 dB
-2 dB
0 dB
2 dB
4 dB
6 dB
8 dB
10 dB
12 dB
14 dB
Mid-range gain
2-dB steps
-14 dB
-12 dB
-10 dB
-8 dB
-6 dB
-4 dB
-2 dB
0 dB
2 dB
4 dB
6 dB
8 dB
10 dB
12 dB
14 dB
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