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TDA7720BTR 数据表(PDF) 28 Page - STMicroelectronics

部件名 TDA7720BTR
功能描述  3 band car audio processor
PDF  42 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7720BTR 数据表(HTML) 28 Page - STMicroelectronics

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I2C bus specification
TDA7720B
28/42
DocID024331 Rev 2
5.2.3
Reset condition
A power-on-reset is invoked if the supply voltage is below than 3.5 V. After that the registers
are initialized to the default data written in following tables.
Table 7. Subaddress (receive mode)
MSB
LSB
Function
I2
I1
I0
A4
A3
A2
A1
A0
0
1
--
-
-
-
-
-
Testing mode
Off
On
-
x
--
-
-
--
Not used
--
0
1
--
-
-
-
Auto increment mode
Off
On
--
-
0
0
0
0
0
Main selector
-
-
-
0
0
0
0
1
Output DC level / highpass
--
-
0
0
0
1
0
Not used
--
-
0
0
0
1
1
Not used
-
-
-
0
0
1
0
0
Soft-mute / others
--
-
0
0
1
0
1
Soft-step I
-
-
-
0
0
1
1
0
Soft-step II / DC-detector
-
-
-
0
0
1
1
1
Loudness
-
-
-
0
1
0
0
0
Volume / output gain
--
-
0
1
0
0
1
Treble
--
-
0
1
0
1
0
Middle
--
-
0
1
0
1
1
Bass
-
-
-
0
1
1
0
0
Subwoofer / middle / bass
-
-
-
0
1
1
0
1
Speaker attenuator left front
-
-
-
0
1
1
1
0
Speaker attenuator right front
-
-
-
0
1
1
1
1
Speaker attenuator left rear
-
-
-
1
0
0
0
0
Speaker attenuator right rear
-
-
-
1
0
0
0
1
Subwoofer attenuator left
-
-
-
1
0
0
1
0
Subwoofer attenuator right
-
-
-
1
0
0
1
1
Testing audio processor 1
-
-
-
1
0
1
0
0
Testing audio processor 2
-
-
-
1
0
1
0
1
Testing audio processor 3



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