TDA7419 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'TDA7419' PDF : 40 Pages View PDF
TDA7419
I2C bus specification
Table 12. Treble filter (4)
MSB
LSB
D7
D6
D5
D4
D3
D2
D1
D0
Function
Gain/attenuation
0
1
1
1
1 -15 dB
0
1
1
1
0 -14 dB
:
:
:
:
::
0
0
0
0
1 -1 dB
0
0
0
0
0 0 dB
1
0
0
0
0 0 dB
1
0
0
0
1 +1 dB
:
:
:
:
::
1
1
1
1
0 +14 dB
1
1
1
1
1 +15 dB
0
0
0
1
1
0
1
1
Treble center frequency
10.0 kHz
12.5 kHz
15.0 kHz
17.5 kHz
Reference output select
0
External Vref (4 V)
1
Internal Vref (3.3 V)
Table 13. Middle filter (5)
MSB
LSB
D7
D6
D5
D4
D3
D2
D1
D0
Function
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
33/40
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