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TDA7449 数据表(PDF) 10 Page - STMicroelectronics

部件名 TDA7449
功能描述  TONE CONTROL DIGITALLY CONTROLLED AUDIO PROCESSOR
PDF  17 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7449 数据表(HTML) 10 Page - STMicroelectronics

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POWER ON RESET CONDITION
INPUT SELECTION
IN2
INPUT GAIN
28dB
VOLUME
MUTE
BASS
2dB
TREBLE
2dB
SPEAKER
MUTE
DATA BYTES
Address = 88 HEX (ADDR:OPEN).
FUNCTION SELECTION: First byte (subaddress)
MSB
LSB
SUBADDRESS
D7
D6
D5
D4
D3
D2
D1
D0
XXXB
0
0
0
0
INPUT SELECT
XXXB
0
0
0
1
INPUT GAIN
XXXB
0
0
1
0
VOLUME
XXXB
0
0
1
1
NOT ALLOWED
XXXB
0
1
0
0
BASS
XXXB
0
1
0
1
TREBLE
XXXB
0
1
1
0
SPEAKER ATTENUATE ”R”
XXXB
0
1
1
1
SPEAKER ATTENUATE ”L”
B = 1: INCREMENTAL BUS ACTIVE
B = 0: NO INCREMENTAL BUS
X = DON’T CARE
INPUT SELECTION
MSB
LSB
INPUT MULTIPLEXER
D7
D6
D5
D4
D3
D2
D1
D0
XXXX
XX
0
0
NOT ALLOWED
XXXX
XX
0
1
NOT ALLOWED
XXXX
XX
1
0
IN2
XXXX
XX
1
1
IN1
TDA7449
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