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TDA7420 Datasheet(PDF) 13 Page - STMicroelectronics

Part # TDA7420
Description  MULTIFUNCTIONAUDIO PROCESSOR
PDF  29 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7420 Datasheet(HTML) 13 Page - STMicroelectronics

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background image
MSB
LSB
FUNCTION
XXX
I
D3
D2
D1
D0
0000
Mux
0001
Volume
0010
Treble
0011
Bass
0100
Speaker Attenuator LF
0101
Speaker Attenuator RF
0110
Speaker Attenuator LR
0111
Speaker Attenuator RR
1000
Mute & Beep
1001
Stereodecoder
1010
Noise Blanker 1
1011
Noise Blanker 2
1100
AMS
1101
Dolby Level Control
1110
Metal Resistance Control
1111
Preamplifier Attenuation
If bit in the subaddress byte is set to ” 1”, the autoincrement of subaddress is enabled
SUBADDRESS (RECEIVE MODE)
TRANSMITTED DATA (SEND MODE)
MSB
LSB
X
X
X
X
X
ST
SM
AMS
HIGH = Active
AMS = True Blank Detected
SM = Soft mute activated
ST = Stereo (HIGH = active)
TDA7420
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