TDA7462 Datasheet, PDF (17/25 Pages) STMicroelectronics – DUAL AUDIOPROCESSOR WITH COMPANDER AND SUBWOOFER OUTPUT

TDA7462
Volume
MSB
LSB
ATTENUATION
D7 D6 D5 D4 D3 D2 D1 D0
Gain/Attenuation
0
0
0
0
0
0
0
0 +32.0dB (Note)
0
0
0
0
0
0
0
1 +31.5dB
:
:
:
:
:
:
:
::
0
0
0
1
1
0
0
0 +20.0dB
0
0
0
1
1
0
0
1 +19.5dB
0
0
0
1
1
0
1
0 +19.0dB
:
:
:
:
:
:
:
::
0
0
1
1
1
1
1
1 +0.5dB
0
1
0
0
0
0
0
0
0.0dB
0
1
0
0
0
0
0
1 - 0.5dB
:
:
:
:
:
:
:
::
1
1
0
1
1
1
1
0 -79.0dB
1
1
0
1
1
1
1
1 -79.5dB
Note: It is not recommended to use a gain more than 20dB for system performance reason. In general, the max. gain should be limited by
software to the maximum value, which is needed for the system.
Bass Configuration. & Treble Programming
MSB
D7 D6 D5 D4 D3 D2 D1
0
0
0
0
0
0
:
:
:
0
1
1
0
1
1
1
1
1
1
1
1
:
:
:
1
0
0
1
0
0
0
0
0
1
1
0
1
1
0
0
0
1
1
0
1
1
LSB
D0
0
1
:
0
1
1
0
:
1
0
BASS & TREBLE ATTENUATION
Treble Steps
-14dB
-12dB
:
-2dB
0dB
0dB
+2dB
:
+12dB
+14dB
Treble Center Frequency
10.kHz
12.5kHz
15.0kHz
17.5kHz
Bass Center Frequency
60Hz
70Hz
80Hz
100Hz
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