AK4950 Datasheet, PDF (19/106 Pages) Asahi Kasei Microsystems – 24bit Stereo CODEC with MIC/SPK/Cap-less VIDEO-AMP & mini DSP

MCKI
LRCK
BICK
1/fCLK
tCLKH
tCLKL
1/fs
tLRCKH
tLRCKL
tBCK
tBCKH
tBCKL
fMCK
VIH
VIL
VIH
VIL
Duty = tLRCKH x fs x 100
= tLRCKL x fs x 100
VIH
VIL
MCKO
50%TVDD
tMCKL
dMCK = tMCKL x fMCK x 100
Figure 6. Clock Timing (PLL Slave mode; PLL Reference Clock = MCKI pin)
MCKI
LRCK
BICK
1/fCLK
VIH
VIL
tCLKH
tCLKL
1/fs
tLRCKH
tLRCKL
tBCK
VIH
VIL
Duty = tLRCKH x fs x 100
tLRCKL x fs x 100
VIH
VIL
tBCKH
tBCKL
Figure 7. Clock Timing (EXT Slave mode)
[AK4950]
MS1320-E-00
- 19 -
2011/10