TDA7416 Datasheet, PDF (10/27 Pages) STMicroelectronics – CARRADIO SIGNAL PROCESSOR

TDA7416
1.3.2 Peak Frequency
Figure 3 shows the four possible peak-frequencies at 200, 400, 600 and 800Hz
Figure 3. Loudness Center frequencies @ Attn. = 15dB
0.0
-5.0
dB
-10.0
-15.0
-20.0
10.0
100.0
1.0K
Hz
10.0K
1.3.3 Loudness filter order
Different shapes of 1st and 2nd-Order Loudness
Figure 4. 1st and 2nd Order Loudness @ Attn. = 15dB, fP=400Hz
0.0
-5.0
dB
-10.0
-15.0
-20.0
10.0
100.0
Hz
1.0K
10.0K
1.3.4 Flat Mode
In flat mode the loudness stage works as a 0dB to -19dB attenuator.
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