AK4679EG Datasheet, PDF (139/220 Pages) Asahi Kasei Microsystems – 24bit Stereo CODEC with DSP and MIC/RCV/HP/SPK/LINE-AMP

[AK4679]
SYNC1, 2, 3
0 1 2 10 11 12 13 14 15
BCLK1, 2, 3
n-1 n 0 1 2 11 10 12 13 14 15
n-1 n 0 1
SDOUTx
15 14
5 43 21 0
15 14
5 43 21 0
15
SDINx
(x = 1 to 4)
15 14
5 4 3 2 1 0 Don’t Care 15 14
15: MSB, 0: LSB
Lch Data
5 4 3 2 1 0 Don’t Care 15
Rch Data
Figure 114. Left Justified format (LAW bits = “00”, DIFD bits = “10”)
SYNC1, 2, 3
0 1 2 18 19 20 21 22 23
BCLK1, 2, 3
n-1 n 0 1 2 18 19 20 21 22 23
n-1 n 0 1
SDOUTx
23 22
5 432 1 0
23 22
5 4321 0
23
SDINx
(x = 1 to 4)
23 22
5 4 3 2 1 0 Don’t Care 23 22
5 4 3 2 1 0 Don’t Care 23
23:MSB, 0:LSB
Lch Data
Rch Data
Figure 115. Left Justified format (LAW bits = “01”, DIFD bits = “10”)
SYNC1, 2, 3
0
BCLK1, 2, 3
1 2 3 11 12 13 14 15 16
n 0 1 2 3 11 12 13 14 15 16
n0 1
SDOUTx
15 14
5 432 1 0
15 14
5 4321 0
SDINx
(x=1 to 4)
15 14
5 4 3 21
15:MSB, 0:LSB
Lch Data
0 Don’t Care 15 14
5 4 3 2 1 0 Don’t Care
Rch Data
Figure 116. I²S Format (LAW bits = “00”, DIFD bits = “11”)
SYNC1, 2, 3
0 1 2 3 19 20 21 22 23 24
BCLK1, 2, 3
n 0 1 2 3 19 20 21 22 23 24
n0 1
SDOUTx
23 22
5 432 1 0
23 22
5 4321 0
SDINx
(x=1 to 5)
23 22
5 4 3 21
23:MSB, 0:LSB
Lch Data
0 Don’t Care 23 22
5 4 3 2 1 0 Don’t Care
Rch Data
Figure 117. I²S Format (LAW bits = “01”, DIFD bits = “11”)
MS1402-E-06
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2013/02