[AK4634]
IREF7-0bits
GAIN(0dB)
Step
F1H
F0H
EFH
:
+36.0
+35.625
+35.25
:
C5H
:
+19.5
:
(default)
0.375dB
92H
91H
90H
:
+0.375
0.0
-0.375
:
2H
1H
0H
-53.625
-54.0
MUTE
Table 30. Reference Level at ALC Recovery operation for recoding
OREF5-0bits
GAIN(0dB)
Step
3CH
3BH
3AH
:
+36.0
+34.5
+33.0
:
28H
:
+6.0
:
(default)
1.5dB
25H
24H
23H
:
+1.5
0.0
-1.5
:
2H
1H
0H
-51.0
-52.5
-54.0
Table 31. Reference Level at ALC Recovery operation for playback
RFST1 bit
RFST0 bit
Recovery Speed
4 times
0
0
1
1
0
1
0
1
(default)
8 times
16times
N/A
Table 32. First Recovery Speed Setting (N/A: Not available)
Rev. 0.5
2007/10
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