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TDA7449 데이터시트(PDF) 13 Page - STMicroelectronics

부품명 TDA7449
상세설명  Digital tone control audio processor
PDF  21 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7449 데이터시트(HTML) 13 Page - STMicroelectronics

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DocID006317 Rev 5
13/21
TDA7449
Data bytes
21
7
Data bytes
Address = 88 hex (Addr: OPEN)
B = 1: incremental bus active
B = 0: no incremental bus
X = don’t care
Table 7. Function selection: first byte (subaddress)
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
X
X
B
0
0
1
0
Volume
X
X
X
B
0
0
1
1
Not allowed
X
X
X
B
0
1
0
0
Bass
X
X
X
B
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"
Table 8. Input selection
MSB
LSB
Input multiplexer
D7
D6
D5
D4
D3
D2
D1
D0
X
X
X
X
X
X
0
0
Not allowed
X
X
X
X
X
X
0
1
Not allowed
XXXXXX
1
0
IN2
XXXXXX
1
1
IN1
Obsolete
Product(s)
- Obsolete
Product(s)



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