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TDA7402 数据表(PDF) 52 Page - STMicroelectronics

部件名 TDA7402
功能描述  Car radio signal processor
PDF  71 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7402 数据表(HTML) 52 Page - STMicroelectronics

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I2C bus interface
TDA7402
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Note:
It is not recommended to use a gain more than 20dB for system performance reason. In
general, the maximum gain should be limited by software to the maximum value, which is
needed for the system.
Table 15.
Volume (2)
MSB
LSB
Attenuation
D7
D6
D5
D4
D3
D2
D1
D0
0
0
:
0
0
0
:
0
0
0
:
1
1
0
0
:
0
0
0
:
0
1
1
:
1
1
0
0
:
0
0
0
:
1
0
0
:
0
0
0
0
:
1
1
1
:
1
0
0
:
1
1
0
0
:
1
1
1
:
1
0
0
:
1
1
0
0
:
0
0
0
:
1
0
0
:
1
1
0
0
:
0
0
1
:
1
0
0
:
1
1
0
1
:
0
1
0
:
1
0
1
:
0
1
Gain/attenuation
(+32.0dB)
(+31.5dB)
:
+20 .0dB
+19.5dB
+19.0dB
:
+0.5dB
0.0dB
-0.5dB
:
-79.0dB
-79.5dB
Table 16.
Treble filter (3)
MSB
LSB
Function
D7
D6
D5
D4
D3
D2
D1
D0
0
0
:
0
0
1
1
:
1
1
0
0
:
1
1
1
1
:
0
0
0
0
:
1
1
1
1
:
0
0
0
0
:
1
1
1
1
:
0
0
0
1
:
0
1
1
0
:
1
0
Treble steps
-15dB
-14dB
:
-1 dB
0 dB
0 dB
+1 dB
:
+14 dB
+15dB
0
0
1
1
0
1
0
1
Treble center frequency
10.0 kHz
12.5 kHz
15.0 kHz
17.5 kHz
0
1
Subwoofer + center speaker mode
On
Off



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