TDA7417 Просмотр технического описания (PDF) - STMicroelectronics

Номер в каталоге

Компоненты Описание

производитель

TDA7417

Car radio audio processor

STMicroelectronics 

Description of the audioprocessor

4.6.3

Quality Factors

Figure 11 shows the four possible quality factors 1, 1.25, 1.5 and 2.

Figure 11. Bass Quality factors @ Gain = 14dB, fC = 80Hz

TDA7417

4.6.4

DC Mode

It is used for cut only for shelving filter. 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 shows DC

mode.

Figure 12. Bass normal and DC Mode @ Gain = 14dB, fc = 80Hz

Note: The center frequency, Q and DC-mode can be set fully independently.

18/34

Share Link: