TDA7411 Datasheet, PDF (14/43 Pages) STMicroelectronics – ADVANCED CAR SIGNAL PROCESSOR

TDA7411
Quality Factor
Figure 10 shows the two possible quality factors 1 and 2 at a center frequency of 1kHz.
Figure 10. Mid Q-factor @ f_C = 1kHz, Gain=14dB
15.0
12.5
10.0
7.
5
5.
0
2.
5
0.
0
10.0
100.
0
1.0K
10.0K
TREBLE
There are two parameters programmable in the treble stage:
Attenuation
Figure 11 shows the attenuation as a function of frequency at a center frequency of 17.5kHz.
Figure 11. Treble Control @ f_C = 17.5kHz
15.0
10.0
5.0
0.0
-5.0
-10.0
-15.0
10.0
100.0
1.0K
10.0K
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