TDA7719TR(2008) View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

TDA7719TR
(Rev.:2008)

3 band car audio processor

STMicroelectronics 

TDA7719

Description

4.8.2

Treble center frequency

Figure 17 shows the four possible center frequencies 10k, 12.5k, 15k and 17.5kHz.

Figure 17. Treble center frequencies @ gain = 14dB

4.9

Subwoofer Filter

The subwoofer lowpass filter has Butterworth characteristics with programmable cut-off

frequency (80 / 120 / 160Hz). The output phase can be selected between 0deg and 180deg.

The input of subwoofer takes signal from bass filter output or output of input mux.

Figure 18. Subwoofer control

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