TDA7418 Datasheet, PDF (25/29 Pages) STMicroelectronics – 3 Band car audio procesor

TDA7418
I2C Bus specification
Table 12. Bass filter (5)
MSB
D7 D6 D5 D4 D3 D2
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
1
Table 13. Middle / bass Fc select (6)
MSB
D7 D6 D5 D4 D3 D2
0
0
0
1
1
0
1
1
0
1
0
1
X
X
LSB
D1 D0
FUNCTION
Gain/Attenuation
0
0 -15dB
0
1 -14dB
:
::
1
0 -1dB
1
1 0dB
1
1 0dB
1
0 +1dB
:
::
0
1 +14dB
0
0 +15dB
Bass Q Factor
1.0
1.25
1.5
2.0
Bass Soft Step
on
off
LSB
D1 D0
FUNCTION
Middle Center Frequency
0
0 500Hz
0
1 1kHz
1
0 1.5kHz
1
1 2.5kHz
Bass Center Frequency
60Hz
80Hz
100Hz
200Hz
Bass DC Mode
off
on
Smoothing Filter
off
on
Not used
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