參數(shù)資料
型號(hào): TDA7409
廠商: 意法半導(dǎo)體
英文描述: CARRADIO-SIGNAL-PROCESSOR
中文描述: CARRADIO信號(hào)處理器
文件頁(yè)數(shù): 18/25頁(yè)
文件大?。?/td> 296K
代理商: TDA7409
TDA7409
18/25
2.5.3 Volume
Note 2:
It is not recommended to use a gain more than 20dB for system performance reason. In general, the max. gain should be limited by
software to the maximum value, which is needed for the system.
2.5.4 Treble Programming
MSB
LSB
ATTENUATION
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
1
1
1
1
1
1
0
0
0
0
1
0
0
0
0
0
1
0
0
0
0
1
0
0
0
1
1
X
0
0
0
0
1
0
0
0
1
1
X
0
0
1
1
1
0
0
1
1
1
X
0
1
0
1
1
0
1
0
1
0
1
X
Gain/Attenuation
not allow
not allow
+30.0dB
+29.0dB
:
+1.0dB
0.0dB
- 1.0dB
- 2.0dB
:
-78.0dB
-79.0dB
Mute
0
Must BE “0”
MSB
LSB
BASS & TREBLE PROGRAMMING
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Treble Step
s
15dB
14dB
13dB
12dB
11dB
10dB
9dB
8dB
7dB
6dB
5dB
4dB
3dB
2dB
1dB
0dB
0
1
Mode
Cut
Boost
X
X
X
X
0
0
1
1
0
1
0
1
Treble Center Frequency
10KHz
12.5KHz
15KHz
17.5KHz
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