Datasheet

[AK4646]
MS0557-E-06 2011/06
- 40 -
IREF7-0bits GAIN(0dB) Step
F1H +36.0
F0H +35.625
EFH +35.25
: :
E1H +30.0 (default)
: :
92H +0.375
91H 0.0
90H -0.375
: :
0.375dB
2H -53.625
1H -54.0
0H MUTE
Table 28. Reference Level at ALC Recovery operation for recoding
OREF5-0bits GAIN(0dB) Step
3CH +36.0
3BH +34.5
3AH +33.0
: :
28H +6.0 (default)
: :
25H +1.5
24H 0.0
23H -1.5
: :
1.5dB
2H -51.0
1H -52.5
0H -54.0
Table 29. Reference Level at ALC Recovery operation for playback
RFST1 bit RFST0 bit Recovery Speed
0 0 Quad Speed (default)
0 1 8times
1 0 16times
1 1 N/A
Table 30. Fast Recovery Speed Setting (FR bit = “0”)