TDA7718B Datasheet, PDF (19/40 Pages) STMicroelectronics – 3 band car audio processor

TDA7718B
Description of the audioprocessor
4.5.4
DC mode
In this mode the DC-gain is increased by 4.4 dB. 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 11. Bass normal and DC mode @ gain = 14 dB, f_C = 80 Hz



4.6

^
^
^
&REQUENCY;(Z=
1. The center frequency, Q and DC-mode can be set fully independently.
Middle
There are three parameters programmable in the middle stage:
^
*$3*36
DocID18305 Rev 3
19/40