AK4635 AKM [Asahi Kasei Microsystems], AK4635 Datasheet - Page 69

• Manufacturer Part Number: AK4635
• Description: 16-Bit Mono CODEC with ALC & MIC/SPK/Video-AMP
• Manufacturer: AKM [Asahi Kasei Microsystems]

Rev. 0.6
Addr
Addr
05H
06H
FS3-0: Setting of Sampling Frequency
BCKP, MSBS: “00” (default)
FCKO: Select FCK output frequency at Master Mode
ADRST: Initialization cycle setting of ADC
WTM2-0: ALC1 Recovery Waiting Period
ZTM1-0: ALC1, ALC2, IVOL and OVOL Zero crossing timeout Period
RFST1-0 : ALC First recovery Speed
Default: “0”
0: 1059/fs (default)
1: 291/fs
Default: “00” (4times)
Register Name
Mode Control 2
Register Name
Timer Select
A period of recovery operation when any limiter operation does not occur during the ALC1 operation.
Default is “000”.
The gain is changed by the manual volume controlling (ALC off) or the recovery operation (ALC on) only at
Zero crossing or timeout. The default value is “00”.
These bits are selected to sampling frequency at PLL mode and MCKI frequency at EXT mode.
Default: “0000”
Default
Default
R/W
R/W
(Table
ADRST
R/W
D7
D7
R
0
0
0
17)
(Table
(Table 5
(Table
32)
WTM2
FCKO
R/W
R/W
D6
D6
and
0
0
28)
Table
(Table
- 69 -
ZTM1
R/W
R/W
FS3
D5
D5
6) and MCKI Frequency
0
0
10)
MSBS
ZTM0
R/W
R/W
D4
D4
0
0
(Table
WTM1
BCKP
R/W
R/W
D3
D3
0
0
27)
(Table
WTM0
R/W
R/W
FS2
D2
D2
0
0
11)
RFST1
R/W
R/W
FS1
D1
D1
0
0
[AK4635]
RFST0
2007/10
R/W
R/W
FS0
D0
D0
0
0