AK4558EN Datasheet, PDF (39/94 Pages) Asahi Kasei Microsystems – 108dB 216kHz 32Bit CODEC with PLL

[AK4558]
LRCK MCKI (MHz) BICK (MHz)
fs
256fs
64fs
88.2kHz
22.5792
5.6448
96.0kHz
24.5760
6.1440
108.0kHz 27.6480
6.9120
Table 11. System Clock Example (Double Speed Mode @Manual Setting Mode)
LRCK MCKI (MHz) BICK (MHz)
fs
128fs
64fs
176.4kHz 22.5792
11.2896
192.0kHz 24.5760
12.2880
216.0kHz 27.6480
13.8240
Table 12. System Clock Example (Quad Speed Mode @Manual Setting Mode)
MCKI
Sampling Speed Mode
512fs
768fs
Normal Speed Mode
256fs
384fs
Double Speed Mode
128fs
192fs
Quad Speed Mode
Table 13. Sampling Speed (Auto Setting Mode)
LRCK
fs
8.0kHz
32.0kHz
44.1kHz
48.0kHz
88.2kHz
96.0kHz
176.4kHz
192.0kHz
216.0kHz
128fs
-
-
-
-
-
-
22.5792
24.5760
27.6480
MCKI (MHz)
192fs
256fs
384fs
512fs
768fs
-
-
-
4.0960
6.1440
-
-
-
16.3840 24.5760
-
-
-
22.5792 33.8688
-
-
-
24.5760 36.8640
-
22.5792 33.8688
-
-
-
24.5760 36.8640
-
-
33.8688
-
-
-
-
36.8640
-
-
-
-
-
-
-
-
-
Table 14. System Clock Example (Auto Setting Mode)
Sampling
Speed Mode
Normal
Speed Mode
Double
Speed Mode
Quad Speed
Mode
Mode
0
1
2
3
BCKO1 bit
0
0
1
1
BCKO0 bit
BICK Output Frequency BICK Output Frequency
(Stereo mode)
(TDM mode)
0
32fsn,32fsd,32fsq
N/A (Note 34)
1
64fsn,64fsd,64fsq
N/A (Note 34)
0
128fsn, 128fsd
N/A (Note 34)
1
256fsn
256fsn,256fsd,128fsq
Table 15. BICK Output Frequency at Master Mode
(default)
Note 34. Mode0, Mode1 and Mode2 can not be used in TDM modes.
015004500-E-02
- 39 -
2015/09