TDA7462 Datasheet, PDF (22/25 Pages) STMicroelectronics – DUAL AUDIOPROCESSOR WITH COMPANDER AND SUBWOOFER OUTPUT

TDA7462
Compander
MSB
D7 D6 D5 D4 D3 D2
0
0
1
1
0
0
0
1
1
0
1
1
0
0
0
0
0
1
0
1
1
0
0
1
0
1
1
1
0
1
1
1
0
1
0
1
1) Only possible if the Compander is off (Bit D0 set to 0)
Configuration
MSB
D7 D6 D5 D4 D3 D2
0
0
1
1
0
1
0
1
0
1
0
0
0
1
1
0
1
1
LSB
D1 D0
FUNCTION
Activity
0 off
1 on
Attack Times
0
6ms
1
12ms
0
24ms
1
49ms
Release Times
195ms
390ms
780ms
1.56s
SoftStep Time ¹⁾
0
160µs
1
320µs
0
640µs
1
1.28ms
2.56ms
5.12ms
10.2ms
20.4ms
Max. Compander Gain
23dB
19dB
Compander Input
Rear Selector (after Rear InGain)
Front Selector (after Front InGain)
LSB
D1 D0
FUNCTION
Pause Detector
0 off
1 on
Pause ZC Window
0
160mV
1
80mV
0
40mV
1
20mV
Voice-Band Low-Pass Enable
Filter off
Filter on
Voice-Band Low-Pass Frequency
3kHz
6kHz
Voice-Band High-Pass Enable
Filter off
Filter on
High-Pass Cut-Off-Frequency
90Hz
180Hz
130Hz
260Hz
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