參數(shù)資料
型號(hào): TDA7402TR
廠商: STMICROELECTRONICS
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP44
封裝: 10 X 10 MM, 1.40 MM HEIGHT, TQFP-44
文件頁(yè)數(shù): 18/74頁(yè)
文件大小: 1232K
代理商: TDA7402TR
TDA7402
Audioprocessor part
4.8
Subwoofer application
Figure 15.
Subwoofer application with LPF 80/120/160Hz and HPF 90/135/180Hz
Both filters, the lowpass and the highpass-filter, have butterworth characteristics so that their
cut off frequencies are not equal, but shifted by the factor 1.125 to get a flat frequency
response.
4.9
Voice band application
Figure 16.
Voiceband application with HPF 300/450/600/750Hz and LPF 3k/6kHz
dB
Hz
-50.0
-40.0
-30.0
-20.0
-10.0
0.0
10.0
100.0
1.0K
10.0K
dB
Hz
-50.0
-40.0
-30.0
-20.0
-10.0
0.0
10.0
100.0
1.0K
10.0K
相關(guān)PDF資料
PDF描述
TDA7402 SPECIALTY CONSUMER CIRCUIT, PQFP44
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