TDA7464 데이터 시트보기 (PDF) - STMicroelectronics
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TDA7464
STMicroelectronics
TDA7464 Datasheet PDF : 21 Pages
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TDA7464
DATA BYTES (Address = 80(HEX)):
FUNCTION SELECTION:
The first byte (subaddress)
MSB
LSB
SUBADDRESS
D7
D6
D5
D4
D3
D2
D1
D0
B
X
X
X
0
0
0
0
INPUT ATTENUATION
B
X
X
X
0
0
0
1
SURROUND & OUT & EFFECT
CONTROL
B
X
X
X
0
0
1
0
PHASE RESISTOR
B
X
X
X
0
0
1
1
BASS
B
X
X
X
0
1
0
0
MIDDLE & TREBLE
B
X
X
X
0
1
0
1
SPEAKER ATTENUATION "L"
B
X
X
X
0
1
1
0
SPEAKER ATTENUATION "R"
B
X
X
X
0
1
1
1
RECORD ATTENUATION "L"
B
X
X
X
1
0
0
0
RECORD ATTENUATION"R"
B
X
X
X
1
0
0
1
INPUT MULTIPLEXER, VOICE
CANCELLER & REC OUT
B
X
X
X
1
0
1
0
SRS / SPACE ATTENUATION
B
X
X
X
1
0
1
1
SRS / CENTER ATTENUATION
B = 1 INCREMENTAL BUS; ACTIVE
B = 0 NO INCREMENTAL BUS;
X = DON’T CARE
INPUT ATTENUATION SELECTION
MSB
LSB
INPUT ATTENUATION
D7
D6
D5
D4
D3
D2
D1
D0
0.5 dB STEPS
1
0
0
0
0
1
0
0
1
-0.5
1
0
1
0
-1
1
0
1
1
-1.5
1
1
0
0
-2
1
1
0
1
-2.5
1
1
1
0
-3
1
1
1
1
-3.5
4 dB STEPS
1
0
0
0
0
1
0
0
1
-4
1
0
1
0
-8
1
0
1
1
-12
1
1
0
0
-16
1
1
0
1
-20
1
1
1
0
-24
1
1
1
1
-28
INPUT ATTENUATION = 0 ∼ -31.5dB
9/21
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