TDA7464 STMicroelectronics, TDA7464 Datasheet - Page 9

• Manufacturer Part Number: TDA7464
• Description: IC PROCESSOR AUDIO DGTL 44-TQFP
• Manufacturer: STMicroelectronics
• Type: Audio Processorr

Specifications of TDA7464

• Applications: Automotive Systems
• Mounting Type: Surface Mount
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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