TDA7402 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'TDA7402' PDF : 69 Pages View PDF
TDA7402
Audioprocessor part
3.8
Treble
There are two parameters programmable in the treble stage:
3.8.1
Attenuation
Figure 13. shows the attenuation as a function of frequency at a center frequency of
17.5kHz.
Figure 13. Treble control @ fC = 17.5kHz
15.0
10.0
t(s) 5.0
duc 0.0
Pro -5.0
te -10.0
sole -15.0
10.0
100.0
1.0K
10.0K
Obsolete Product(s) - Ob 3.8.2
Center frequency
Figure 14. shows the four possible center frequencies 10k, 12.5k, 15k and 17.5kHz.
Figure 14. Treble center frequencies @ gain = 14dB
15.0
12.5
10.0
7.5
5.0
2.5
0.0
10.0
100.0
1.0K
10.0K
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