TDA7402_07 STMICROELECTRONICS [STMicroelectronics], TDA7402_07 Datasheet - Page 23

• Manufacturer Part Number: TDA7402_07
• Description: Car radio signal processor
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

TDA7402
4.6.3
4.6.4
Note:
Quality factors
Figure 11
Figure 11. Bass Quality factors @ Gain = 14dB, f
DC mode
In this mode the DC-gain is increased by 4.4dB. In addition the programmed center
frequency and quality factor is decreased by 25% which can be used to reach alternative
center frequencies or quality factors.
Figure 12. Bass normal and DC Mode @ Gain = 14dB, f
The center frequency, Q and DC-mode can be set fully independently.
15.0
12.5
10.0
15.0
12.5
10.0
7.5
5.0
2.5
0.0
7.5
5.0
2.5
0.0
shows the four possible quality factors 1, 1.25, 1.5 and 2.
10.0
10.0
100.0
100.0
1.0K
1.0K
C
= 80Hz
C
= 80Hz
Audioprocessor part
10.0K
10.0K
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