AK4637 Datasheet, PDF (36/96 Pages) Asahi Kasei Microsystems – 24bit Mono CODEC with MIC - SPK-AMP

[AK4637]
FCK
(Master)
FCK
(Slave)
15 0 1 2 3 8 9 10 11 12 13 14 15 0 1 2 3 8 9 10 11 12 13 14 15 0
BICK(16fs)
SDTO(o)
0 15 14
8 7 6 5 4 3 2 1 0 15 14 13
76543210
SDTI(i)
0 15 14
8 7 6 5 4 3 2 1 0 15 14 13
76543210
31 0 1 2 13 14 15 16 17 18 29 30 31 0 1 2 13 14 15 16 17 18 29 30 31 0
BICK(32fs)
SDTO(o)
15 14
210
15 14
210
SDTI(i)
15 14
210
Don’t Care
15 14
210
1/fs
1/fs
15: MSB, 0:LSB
Figure 27. Mode 0 Timing (BCKP bit = “0”, MSBS bit = “0”)
Don’t Care
FCK
(Master)
FCK
(Slave)
15 0 1 2 3 8 9 10 11 12 13 14 15 0 1 2 3 8 9 10 11 12 13 14 15 0
BICK(16fs)
SDTO(o)
0 15 14 8 8 7 6 5 4 3 2 1 0 15 14 8 8 7 6 5 4 3 2 1 0
SDTI(i)
0 15 14
8 7 6 5 4 3 2 1 0 15 14
8 7 6 5 4 32 1 0
31 0 1 2 13 14 15 16 17 18 29 30 31 0 1 2 13 14 15 16 17 18 29 30 31 0
BICK(32fs)
SDTO(o)
15 14
2 10
15 14 8 2 1 0
SDTI(i)
15 14
2 10
Don’t Care
15 14 8 2 1 0
1/fs
1/fs
15: MSB, 0:LSB
Figure 28. Mode 0 Timing (BCKP bit = “1”, MSBS bit = “0”)
Don’t Care
015010680-E-00
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2015/09