AK4586 Datasheet, PDF (18/54 Pages) Asahi Kasei Microsystems – MULTI CHANNEL AUDIO CODEC WITH DIR

ASAHI KASEI
[AK4586]
Clock mode
X’tal mode
PLL mode
AFS96
x
0
1
RFS96
x
x
0
1
XFS96
0
1
0
1
x
x
Sampling Speed (fs)
Normal Speed Mode 44.1kHz~48kHz
Double Speed Mode 88.2kHz~96kHz
Normal Speed Mode
32kHz~48kHz
Double Speed Mode 88.2kHz~96kHz
Normal Speed Mode
32kHz~48kHz
Double Speed Mode 88.2kHz~96kHz
Table 3. Sampling Speed Mode (x: Don’t care)
Mode
0
1
2
3
ICKS1
0
0
1
1
ICKS0
0
1
0
1
Normal
256fs
384fs
512fs
256fs
Double
128fs
192fs
256fs
256fs
Default
Table 4. Master Clock Input Frequency Select (X’tal mode)
(In the x’tal mode, ADC is automatically powered down at 128fs and 192fs in the double speed mode.)
CLKDIV
0
1
MCKO
XTI x1 Default
XTI x1/2
Table 5. Master Clock Output Select (X’tal mode)
XTI
x1/2
CLKDIV
256fs
128fs
PLL
512fs
MCKO
CM1-0
OCKS1-0
Figure 1. Master Clock Output Select
MS0097-E-01
- 18 -
2001/12