AK4649 Datasheet, PDF (19/96 Pages) Asahi Kasei Microsystems – 24bit Stereo CODEC with MIC/SPK-AMP

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 5. Clock Timing (EXT Slave mode)
VIH
LRCK
VIL
tBLR
tLRB
VIH
BICK
VIL
tLRD
tBSD
SDTO
SDTI
MSB
50%DVDD
tSDS
tSDH
VIH
VIL
Figure 6. Audio Interface Timing (PLL/EXT Slave mode)
[AK4649]
MS1023-E-01
- 19 -
2010/08