TDA7468 Datasheet, PDF (11/23 Pages) STMicroelectronics – TWO BANDS DIGITALLY CONTROLLED AUDIO PROCESSOR WITH BASS ALC SURROUND

TDA7468
Table 8. INPUT GAIN SELECTION
MSB
D7
D6
D5
D4
GAIN = 0 to 30dB
Table 9. SURROUND
MSB
D7
D6
D5
D4
0
0
0
0
0
1
0
1
1
0
1
0
1
1
1
1
1
0
LSB
D3
D2
D1
D0
0
0
0
0
0
1
0
1
0
0
1
1
1
0
0
1
0
1
1
1
0
1
1
1
INPUT GAIN
2dB STEPS
0dB
2dB
4dB
6dB
8dB
10dB
12dB
14dB
LSB
SURROUND
D3
D2
D1
D0
SURROUND MODE
1 ON
0 OFF
GAIN
0
0
0dB
0
1
6dB
1
0
9dB
1
1
12dB
MIXING
0
inverting : 100%
1
inverting :50%
0
inverting : 25%
1
0%
0
non-inverting : 100%
1
non-inverting : 75%
0
non-inverting : 50%
1
mute
BUFFER GAIN
0
6dB
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