TDA7406 Datasheet, PDF (49/64 Pages) STMicroelectronics – Car radio signal processor

TDA7406
I2C bus interface
Table 13.
MSB
D₇ D₆
0
1
1
Mixing Programming (10)
D₅ D₄ D₃ D₂ D₁
00
01
10
11
0
1
0
1
0
1
LSB
D₀
Mixing
0 Mute
1 enable
Mixing Source
Beep
Phone
Navi
Tuner / TIM
Mixing Target
Speaker LF off
Speaker LF on
Speaker RF off
Speaker RF on
Speaker LR off
Speaker LR on
Speaker RR off
Speaker RR on
must be “1”
FUNCTION
Table 14. SoftMute (11)
MSB
LSB
D₇ D₆ D₅ D₄ D₃ D₂ D₁ D₀
FUNCTION
SoftMute
0 On (Mute)
1 Off
SoftMute Time
00
Mute time = 0.48ms
01
Mute time = 0.96ms
10
Mute time = 123ms
11
Mute time = 324 ms
Influence on Stereodecoder Highohmic-Mute
0
on
1
off
Influence on Pilot-detector Hold and MP-Hold
0
on
1
off
Influence on SoftMute
0
on
1
off
Beep Frequencies
00
600 Hz
01
780 Hz
10
1.56 kHz
11
2.4 kHz
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