AK4645AEZ Datasheet, PDF (16/85 Pages) Asahi Kasei Microsystems – Stereo CODEC with MIC/HP-AMP

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MCKI
LRCK
BICK
1/fCLK
VIH
VIL
tCLKH
tCLKL
1/fs
tLRCKH
tLRCKL
tBCK
50%TVDD
Duty = tLRCKH x fs x 100
tLRCKL x fs x 100
50%TVDD
tBCKH
tBCKL
dBCK = tBCKH / tBCK x 100
tBCKL / tBCK x 100
Figure 3. Clock Timing (EXT Master mode)
[AK4645A]
LRCK
tLRCKH
tDBF
50%TVDD
BICK
(BCKP = "0")
50%TVDD
BICK
(BCKP = "1")
SDTO
SDTI
tBSD
tSDS
MSB
tSDH
50%TVDD
50%TVDD
VIH
VIL
Figure 4. Audio Interface Timing (EXT Master mode, DSP mode, MSBS = “0”)
MS0986-J-00
- 16 -
2008/07