TDA7439D ST Microelectronics, TDA7439D Datasheet - Page 10

• Manufacturer Part Number: TDA7439D
• Description: THREE BANDS DIGITALLY CONTROLLED AUDIO PROCESSOR
• Manufacturer: ST Microelectronics

TDA7439
POWER ON RESET CONDITION
DATA BYTES
Address = 88 HEX (ADDR:OPEN).
FUNCTION SELECTION: First byte (subaddress)
B = 1: INCREMENTAL BUS ACTIVE
B = 0: NO INCREMENTAL BUS
X = DON’T CARE
INPUT SELECTION
10/19
MSB
MSB
D7
D7
X
X
X
X
X
X
X
X
X
X
X
X
D6
D6
X
X
X
X
X
X
X
X
X
X
X
X
INPUT SELECTION
INPUT GAIN
D5
D5
SPEAKER
VOLUME
X
X
X
X
X
X
X
X
X
X
X
X
TREBLE
MIDDLE
BASS
D4
D4
B
B
B
B
B
B
B
B
X
X
X
X
D3
D3
X
X
X
X
0
0
0
0
0
0
0
0
D2
D2
X
X
X
X
0
0
0
0
1
1
1
1
D1
D1
0
0
1
1
0
0
1
1
0
0
1
1
LSB
LSB
D0
D0
0
1
0
1
0
1
0
1
0
1
0
1
INPUT SELECT
INPUT GAIN
VOLUME
BASS
MIDDLE
TREBLE
SPEAKER ATTENUATE ”R”
SPEAKER ATTENUATE ”L”
MUTE
MUTE
28dB
0dB
2dB
2dB
IN2
INPUT MULTIPLEXER
SUBADDRESS
IN4
IN3
IN2
IN1