參數(shù)資料
型號: TDA7718NTR
廠商: STMICROELECTRONICS
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PDSO28
封裝: ROHS COMPLIANT, MO-153AC, TSSOP-28
文件頁數(shù): 15/40頁
文件大?。?/td> 543K
代理商: TDA7718NTR
Description of the audioprocessor
TDA7718N
Doc ID 16502 Rev 1
4.7.2
Center frequency
Figure 16 shows the four possible center frequencies 10 k, 12.5 k, 15 k and 17.5 kHz.
Figure 16.
Treble center frequencies @ gain = 14 dB
4.8
Subwoofer filter
The subwoofer lowpass filter has Butterworth characteristics with programmable cut-off
frequency (55 Hz / 85 Hz / 120 Hz / 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 17.
Subwoofer cut frequencies
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