ak4648 AKM Semiconductor, Inc., ak4648 Datasheet - Page 29

• Manufacturer Part Number: ak4648
• Description: Stereo Codec With Mic/hp/spk-amp
• Manufacturer: AKM Semiconductor, Inc.

MS0625-E-01
(BCKP = "1")
(BCKP = "0")
LRCK
BICK
BICK
SDTO
SDTI
Figure 12. Audio Interface Timing (PLL Slave mode, DSP mode, MSBS bit = “1”)
MCKI
LRCK
BICK
tLRB
Figure 13. Clock Timing (EXT Slave mode)
tCLKH
tLRCKH
tBCKH
tLRCKH
1/fCLK
1/fs
tBCK
tBSD
tCLKL
tLRCKL
tBCKL
- 29 -
tSDS
Duty = tLRCKH x fs x 100
tLRCKL x fs x 100
MSB
MSB
tSDH
VIH
VIL
VIH
VIL
VIH
VIL
50%TVDD
VIH
VIL
VIH
VIL
VIH
VIL
VIH
VIL
[AK4648]
2007/06