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TDA7429L 数据表(PDF) 8 Page - STMicroelectronics

部件名 TDA7429L
功能描述  3 BAND EQUALIZER AUDIO PROCESSOR WITH SUBWOOFER CONTROL
PDF  16 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7429L 数据表(HTML) 8 Page - STMicroelectronics

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Table 5. Function Selection
The first byte (subaddress)
MSB
LSB
SUBADDRESS
D7
D6
D5
D4
D3
D2
D1
D0
B1
<1>
B = 1 incremental bus; active
B = 0 no incremental bus;
X2
<2>
X = indifferent 0,1
X
X
0000
INPUT ATTENUATION
B
X
X
X
0001
CONTROL OUT L+R &
SUBWOOFER
B
X
X
X
0010
NOT USED
B
X
X
X
0011
BASS & NATURAL BASE
B
X
X
X
0100
MIDDLE & TREBLE
B
X
X
X
0101
SPEAKER ATTENUATION ”L“
B
X
X
X
0111
AUX ATTENUATION ”L”
B
X
X
X
1000
AUX ATTENUATION”R”
B
X
X
X
1001
INPUT MULTIPLEXER, & AUX OUT
Table 6. Input Attenuation Selection
MSB
LSB
INPUT ATTENUATION
D7
D6
D5
D4
D3
D2
D1
D0
0.5 dB STEPS
X
000
0
X
0
0
1
-0.5
X
010
-1
X
0
1
1
-1.5
X
100
-2
X
1
0
1
-2.5
X
110
-3
X
1
1
1
-3.5
4 dB STEPS
X0
0
0
0
X0
0
1
-4
X0
1
0
-8
X0
1
1
-12
X1
0
0
-16
X1
0
1
-20
X1
1
0
-24
X1
1
1
-28
INPUT ATTENUATION = 0 ~ -31.5dB
D7
D6
D5
D4
D3
D2
D1
D0
L+R OUTPUT SWITCH
X
0
(L+R) OUTPUT PIN ACTIVE



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