ak4642e AKM Semiconductor, Inc., ak4642e Datasheet - Page 18

• Manufacturer Part Number: ak4642e
• Description: Stereo Codec With Mic/hp/spk-amp
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
MS0420-E-00
Timing Diagram
LRCK
BICK
SDTO
SDTI
MCKI
LRCK
MCKO
Figure 4. Audio Interface Timing (PLL Master mode)
tBLR
tCLKH
Figure 3. Clock Timing (PLL Master mode)
tLRCKH
tDLR
1/fCLK
1/fMCK
1/fs
tSDS
tCLKL
tMCKL
tLRCKL
- 18 -
tSDH
dMCK = tMCKL x fMCK x 100
Duty = tLRCKH x fs x 100
tBCKL
tLRCKL x fs x 100
tBSD
VIH
VIL
50%DVDD
50%DVDD
50%DVDD
50%DVDD
50%DVDD
VIH
VIL
[AK4642EN]
2005/09