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TDA7343 Datasheet(PDF) 11 Page - STMicroelectronics

Part No. TDA7343
Description  DIGITALLY CONTROLLED AUDIO PROCESSOR
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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TDA7343 Datasheet(HTML) 11 Page - STMicroelectronics

 
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MSB
LSB
FUNCTION
D7
D6
D5
D4
D3
D2
D1
D0
0.31dB Fine Attenuation Steps
0
0
0dB
0
1
-0.31dB
1
0
-0.62dB
1
1
-0.94dB
1.25dB Coarse Attenuation Steps
000
0dB
0
0
1
-1.25dB
0
1
0
-2.5dB
0
1
1
-3.75dB
1
0
0
-5dB
1
0
1
-6.25dB
1
1
0
-7.5dB
1
1
1
-8.75dB
10dB Gain / Attenuation Steps
00
0
20dB
00
1
10dB
01
0
0dB
0
1
1
-10dB
1
0
0
-20dB
1
0
1
-30dB
1
1
0
-40dB
1
1
1
-50dB
For example to select -47.81dB Volume the Data Byte is: 1 1 0 1 1 0 0 1
Power on RESET: All Bytes Set to 1 1 1 1 1 1 1 0
Volume
Purchase of I
2C Components of STMicrolectronics, conveys a license under the Philips I2C Patent
Rights to use these components in an I
2C system, provided that the system conforms to the I2C
Standard Specifications as defined by Philips.
TDA7343
11/14


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