TDA7419 Datasheet, PDF (24/30 Pages) STMicroelectronics – 3 BAND CAR AUDIO PROCESSOR

TDA7419
Table 12. Treble Filter (4)
MSB
LSB
FUNCTION
D7
D6
D5
D4
D3
D2
D1
D0
Gain/Attenuation
0
1
1
1
1 -15dB
0
1
1
1
0 -14dB
:
:
:
:
::
0
0
0
0
1 -1dB
0
0
0
0
0 0dB
1
0
0
0
0 0dB
1
0
0
0
1 +1dB
:
:
:
:
::
1
1
1
1
0 +14dB
1
1
1
1
1 +15dB
0
0
0
1
1
0
1
1
Treble Center Frequency
10.0kHz
12.5kHz
15.0kHz
17.5kHz
Reference Output Select
0
External Vref (4V)
1
Internal Vref (3.3V)
Table 13. Middle Filter (5)
MSB
LSB
FUNCTION
D7
D6
D5
D4
D3
D2
D1
D0
Gain/Attenuation
0
1
1
1
1 -15dB
0
1
1
1
0 -14dB
:
:
:
:
::
0
0
0
0
1 -1dB
0
0
0
0
0 0dB
1
0
0
0
0 0dB
1
0
0
0
1 +1dB
:
:
:
:
::
1
1
1
1
0 +14dB
1
1
1
1
1 +15dB
0
0
0
1
1
0
1
1
Middle Q Factor
0.5
0.75
1
1.25
Middle Soft Step
0
on
1
off
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