参数资料
型号: TDA7419TR
厂商: STMICROELECTRONICS
元件分类: 音频控制
英文描述: 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO28
封装: SO-28
文件页数: 17/40页
文件大小: 698K
代理商: TDA7419TR
Description of the audio processor
TDA7419
4.8
Treble
There are two parameters programmable in the treble stage:
4.8.1
Attenuation
Figure 16 shows the attenuation as a function of frequency at a center frequency of 17.5 kHz.
Figure 16.
Treble control @ fC = 17.5 kHz
4.8.2
Center frequency
Figure 17 shows the four possible center frequencies 10k, 12.5k, 15k and 17.5 kHz.
Figure 17.
Treble center frequencies @ gain = 15 dB
-2 0
-1 5
-1 0
-5
0
5
10
15
20
10
100
1K
10K
-5
0
5
10
15
20
10
100
1K
10K
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