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TDA7438D Datasheet(PDF) 10 Page - STMicroelectronics

Part # TDA7438D
Description  THREE BANDS DIGITALLY CONTROLLED AUDIO PROCESSOR
PDF  19 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7438D Datasheet(HTML) 10 Page - STMicroelectronics

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TDA7438
10/19
Figure 18. .
Table 6. POWER ON RESET CONDITION
6
DATA BYTES
Address = 88 HEX (ADDR:OPEN).
Table 7. FUNCTION SELECTION: First byte (subaddress)
B = 1: INCREMENTAL BUS ACTIVE
B = 0: NO INCREMENTAL BUS
X = DON’T CARE
Figure 19. INPUT SELECTION
INPUT SELECTION
IN2
INPUT GAIN
28dB
VOLUME
MUTE
BASS
0dB
MIDDLE
2dB
TREBLE
2dB
SPEAKER
MUTE
MSB
LSB
SUBADDRESS
D7
D6
D5
D4
D3
D2
D1
D0
X
X
X
B
0
0
0
0
INPUT SELECT
X
X
X
B
0
0
0
1
INPUT GAIN
X
XXB
0
0
1
0
VOLUME
X
XXB
0
0
1
1
BASS
X
XXB
0
1
0
0
MIDDLE
X
XXB
0
1
0
1
TREBLE
X
X
X
B
0
1
1
0
SPEAKER ATTENUATE "R"
X
X
X
B
0
1
1
1
SPEAKER ATTENUATE "L"
MSB
LSB
INPUT MULTIPLEXER
D7
D6
D5
D4
D3
D2
D1
D0
XX
XXXX
0
0
IN3
XX
XXXX
0
1
NOT ALLOWED
XX
XXXX
1
0
IN2
XX
XXXX
1
1
IN1
S
1
0
0
0
1
0
0
0
ACK
ACK
DATA
ACK
P
MSB
LSB
MSB
LSB
MSB
LSB
CHIP ADDRESS
D96AU422
X
D3
SUBADDRESS
DATA 1 to DATA n
X
X
1
D2 D1 D0



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