ak4644 AKM Semiconductor, Inc., ak4644 Datasheet - Page 20

• Manufacturer Part Number: ak4644
• Description: Stereo Codec With Mic/hp/rcv-amp
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
MS0477-E-01
(BCKP = "1")
(BCKP = "0")
LRCK
BICK
BICK
SDTO
SDTI
Figure 11. Audio Interface Timing (PLL Slave mode, DSP mode, MSBS = “1”)
MCKI
LRCK
BICK
tLRB
Figure 12. Clock Timing (EXT Slave mode)
tLRCKH
tCLKH
tLRCKH
tBCKH
1/fCLK
1/fs
tBCK
tBSD
tCLKL
tLRCKL
tBCKL
- 20 -
tSDS
Duty = tLRCKH x fs x 100
tLRCKL x fs x 100
MSB
MSB
tSDH
VIH
VIL
VIH
VIL
VIH
VIL
50%DVDD
VIH
VIL
VIH
VIL
VIH
VIL
VIH
VIL
[AK4644]
2006/10