TDA7469 Datasheet, PDF (4/13 Pages) STMicroelectronics – LOW VOLTAGE ANALOG AUDIO PROCESSOR WITH HEADPHONE POWER AMPLIFIER

TDA7469
3 DATA BYTES
Address = (HEX) 10001000
3.1 FUNCTION SELECTION:
The first byte (subaddress)
Table 6.
MSB
LSB
D7
D6
D5
D4
D3
D2
D1
D0
SUBADDRESS
X
X
X
B
0
0
0
0
VOLUME
X
X
X
B
0
0
0
1
TREBLE & BASS
X
X
X
B
0
0
1
0
INPUT & MUTE
X
X
X
B
0
0
1
1
STAND-BY & OTHERS
X
X
X
B
0
1
0
0
BASS ALC1
X
X
X
B
0
1
0
1
BASS ALC2
B = 1 incremental bus; active
B = 0 no incremental bus
;X = indifferent 0,1
Table 7. VOLUME
MSB
LSB
D7
D6
D5
D4
D3
D2
D1
D0
0
0
0
1
1
0
1
1
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
0
0
1
0
1
0
0
1
1
1
0
0
1
0
1
1
1
0
1
1
1
VOLUME : +6 x -63dB
VOLUME
GAIN
6
4
2
0
1 dB STEPS
0
-1
-2
-3
-4
-5
-6
-7
8 dB STEPS
0
-8
-16
-24
-32
-40
-48
-56
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