ak4631 ETC-unknow, ak4631 Datasheet - Page 49

• Manufacturer Part Number: ak4631
• Description: 16-bit Mono Codec With Mic/spk-amp
• Manufacturer: ETC-unknow

ASAHI KASEI
MS0317-J-01
Addr
05H
FS3-0: サンプリング周波数(See Table 28 and Table 29)及びMCKI周波数の設定(See Table 30)
BCKP, MSBS: “00” (Default) (See Table 31)
Mode
0
1
2
3
Register Name
Mode Control 2
Others
Mode
PLLモード時はサンプリング周波数の設定を行い、EXTモード時はMCKIの入力周波数を設定しま
す。
Others
Mode
10
11
14
15
0
1
2
3
4
5
6
7
Default
0
1
2
3
6
7
Table 30. EXT Slave Mode (PMPLL bit = “0”, M/S bit = “0”) 時のMCKI周波数の設定
Table 29. Setting of Sampling Frequency Range at PLL2 bit = “0” and PMPLL bit = “1”
Table 28. Setting of Sampling Frequency at PLL2 bit = “1” and PMPLL bit = “1”
FS3-2 bits
Don’t care
Don’t care
Don’t care
Don’t care
FS3 bit
FS3 bit
0
0
0
0
1
1
0
0
0
0
0
0
0
0
1
1
1
1
MSBS bit
Don’t care
Don’t care
Don’t care
Don’t care
Don’t care
Don’t care
FS2 bit
0
0
1
1
FS1 bit
Table 31. Audio Interface Format in Mode 0
FS2 bit
D7
0
0
0
0
1
1
0
0
0
0
1
1
1
1
0
0
1
1
Others
Others
BCKP bit
FS1 bit
FS0 bit
D6
0
1
0
1
0
0
0
0
1
1
1
1
FS1 bit
0
1
0
1
0
0
1
1
0
0
1
1
1
1
1
1
- 49 -
FS0 bit
FS3
D5
0
Audio Interface Format
0
1
0
1
0
1
MCKI Input
Frequency
1024fs
256fs
256fs
512fs
FS0 bit
Figure 22
Figure 23
Figure 24
Figure 25
MSBS
0
1
0
1
0
1
0
1
0
1
0
1
Sampling Frequency Range
D4
0
12kHz < fs ≤ 16kHz
16kHz < fs ≤ 24kHz
24kHz < fs ≤ 32kHz
32kHz < fs ≤ 48kHz
8kHz < fs ≤ 12kHz
7.35kHz ≤ fs ≤ 8kHz
Sampling Frequency
BCKP
7.35kHz ≤ fs ≤ 48kHz
7.35kHz < fs ≤ 13kHz
7.35kHz < fs ≤ 48kHz
7.35kHz < fs ≤ 26kHz
Sampling Frequency
D3
0
N/A
11.025kHz
22.05kHz
7.35kHz
14.7kHz
29.4kHz
44.1kHz
12kHz
16kHz
24kHz
32kHz
48kHz
8kHz
N/A
Range
FS2
D2
0
Default
Default
FS1
Default
D1
0
Default
[AK4631]
2004/11
FS0
D0
0