TDA7411 Datasheet, PDF (34/43 Pages) STMicroelectronics – ADVANCED CAR SIGNAL PROCESSOR

TDA7411
Speaker Attenuators (4-7)
Please refer to Volume Programming.
Soft Mute and Bass Programming (8)
MSB
D7
D6
D5
D4
D3
D2
0
0
1
1
1
0
0
0
1
1
0
1
1
1
1
0
0
0
1
1
0
1
1
LSB
D1
D0
FUNCTION
Not used
0 Must be “0”
Mute Time
0
Mute Time = 0.24ms
1
Mute Time = 0.48ms
0
Mute Time = 10.1ms
1
Mute Time = 20.2ms
Not used
Must be “1”
Bass Center-Frequency
60 Hz
70 Hz
80 Hz
100 Hz
150 Hz (if Q =2)
Noise Blanker Time
38µs
25.5µs
32µs
22µs
Stereo Decoder (9)
MSB
LSB
D7
D6
D5
D4
D3
D2
D1
D0
FUNCTION
0 STD Unmuted
1 STD Muted
0
0
0
1
1
0
1
1
IN-Gain 11 dB
IN-Gain 8.5 dB
IN-Gain 6 dB
IN-Gain 3.5 dB
Stereo Decoder
0
Off
1
On
0
Forced MONO
1
MONO/STEREO switch automatically
0
Noise Blanker PEAK charge current low
1
Noise Blanker PEAK charge current high
0
Pilot Threshold HIGH
1
Pilot Threshold LOW
0
Deemphasis 50µs
1
Deemphasis 75µs
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