TDA7719 Datasheet, PDF (39/45 Pages) STMicroelectronics – 3 band car audio processor

TDA7719
I2C Bus specification
Table 21. Bass filter (11)
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 22. Subwoofer / middle / bass (12)
MSB
D7
D6
D5
D4
D3
D2
0
1
0
0
0
1
1
0
1
1
0
0
0
1
1
0
1
1
0
1
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
Soft Step Action
act
wait
LSB
D1
D0
Function
Subwoofer Cut-off Frequency
0
0 flat
0
1 80Hz
1
0 120Hz
1
1 160Hz
Subwoofer Output Phase
180 deg
0 deg
Middle Center Frequency
500Hz
1000Hz
1500Hz
2500Hz
Bass Center Frequency
60Hz
80Hz
100Hz
200Hz
Bass DC Mode
on
off
39/45