TDA7462 Datasheet, PDF (20/25 Pages) STMicroelectronics – DUAL AUDIOPROCESSOR WITH COMPANDER AND SUBWOOFER OUTPUT

TDA7462
Speaker Attenuation Rear (left & right channel)
MSB
D7 D6 D5 D4 D3 D2 D1
0
0
0
0
0
0
0
0
0
0
:
:
:
:
:
0
1
0
1
1
0
1
1
0
0
0
1
1
0
0
0
1
1
0
1
0
1
1
0
1
0
1
1
1
0
0
1
1
1
0
0
1
1
1
1
0
1
1
1
1
1
0
1
0
1
0
1
1) _{see Figure 16 Switch RearSel}
2) _{see Figure 16 Switch SubwSel}
LSB
D0
0
1
:
1
0
1
0
1
0
1
0
1
FUNCTION
Atenuation
0dB
-1dB
:
-23dB
-24.5dB
-26dB
-28dB
-30dB
-32dB
-35dB
-40dB
-50dB
Speaker Mute
Input Signal for Rear Speaker (only Spkr LR)¹⁾
Rear Channel
Main Channel
Subw. Low-Pass Frequency (only Spkr RR)
80Hz
115Hz
Input Signal for Subwoofer (only Spkr RR)²⁾
Rear Channel
Main Channel
20/25