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TDA7402 데이터시트(PDF) 22 Page - STMicroelectronics

부품명 TDA7402
상세설명  Car radio signal processor
PDF  71 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7402 데이터시트(HTML) 22 Page - STMicroelectronics

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Note:
For steps more than 0.5dB the SoftStep mode should be deactivated because it could
generate a hard 1dB step during the blend time.
4.6
Bass
There are four parameters programmable in the bass stage:
4.6.1
Attenuation
Figure 9 shows the attenuation as a function of frequency at a center frequency of 80Hz.
Figure 9.
Bass control @ fC = 80Hz, Q = 1
4.6.2
Center frequency
Figure 10 shows the eight possible center frequencies 60, 70, 80, 90, 100, 130, 150 and
200Hz.
Figure 10.
Bass center frequencies @ gain = 14dB, Q = 1
-15.0
-10.0
-5.0
0.0
5.0
10.0
15.0
10.0
100.0
1.0K
10.0K
dB
Hz
dB
Hz
0.0
2.5
5.0
7.5
10.0
12.5
15.0
10.0
100.0
1.0K
10.0K



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