TDA7719 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'TDA7719' PDF : 46 Pages View PDF
TDA7719
Description
4.8.2
Treble center frequency
Figure 17 shows the four possible center frequencies 10 k, 12.5 k, 15 k and 17.5 kHz.
Figure 17. Treble center frequencies @ gain = 14 dB
4.9
Subwoofer Filter
The subwoofer lowpass filter has Butterworth characteristics with programmable cut-off
frequency (80 / 120 / 160 Hz). The output phase can be selected between 0 deg and
180 deg. The input of subwoofer takes signal from bass filter output or output of input mux.
Figure 18. Subwoofer control
Doc ID 13698 Rev 5
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