TDA7404 データシートの表示（PDF） - STMicroelectronics

部品番号

コンポーネント説明

メーカー

TDA7404

Car radio signal processor

STMicroelectronics 

TDA7404

Description of functionality

4.7.4

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 13. Bass normal and DC mode @ gain = 14 dB, fC = 80 Hz

15.0

12.5

10.0

7.5

5.0

2.5

0.0

10.0

100.0

1.0K

10.0K

1. The center frequency, Q and DC mode can be set fully independently.

19/35

Share Link: