[AK4127]
MS0593-E-02 2010/05
- 16 -
OBICK Frequency
Mode Master / Slave OBIT1
OBIT
0
SDTO OLRCK OBICK
MSB justified,
I
2
S
LSB
justified
0 L L 16bit
≥ 32fso
1 L H 18bit
≥ 36fso
2 H L 20bit
≥ 40fso
3
Slave
CMODE2-0 =
“HLL” or “HHL”
H H 24bit
Input Input
≥ 48fso
64fso
4 L L 16bit
5 L H 18bit
6 H L 20bit
7
Master
Except
CMODE2-0 =
“HLL” or “HHL”
H H 24bit
Output Output 64fso
Table 5. Output Audio Interface Format 2 (Output PORT)
OLRCK
OBICK(64fs)
0 1
Lch Data Rch Data
89
SDTO(O)
15:MSB, 0:LSB
SDTO(O)
17:MSB, 0:LSB
SDTO(O)
19:MSB, 0:LSB
SDTO(O)
23:MSB, 0:LSB
1
012 13 141110 16 1715 20 21 22 2923 3130
10 9 81115 14 2 1 0
10 9 81115 14 2 1 017 16
10 9 81115 14 2 1 017 1619 18
10 9 81115 14 2 1 017 1619 1821 2023 22
12 13 14118 9 10 16 1715 20 21 22 2923 3130 0 1 2
10 9 21115 14 018
2815 14 11 0117 16 10 9
2815 14 9 0117 1619 18 11 10
2815 11 10 9 0117 1619 1821 2023 22 14
Figure 6. Normal Mode LSB Timing
OLRCK
OBICK(64fs)
0 1 2
Lch Data Rch Data
34
SDTO(O)
SDTO(O)
SDTO(O)
SDTO(O)
23:MSB, 0:LSB
34
15:MSB, 0:LSB
17:MSB, 0:LSB
19:MSB, 0:LSB
32148765 010 921 2023 22
321465 017 1619 18
321415 14 017 16
15 14 13 12 2 1 0
32148765 010 921 2023 22
321465 017 1619 18
321415 14 017 16
15 14 13 12 2 1 0
031 1 2 031 1 2
191817 2413 14 1615 20 21 2322 191817 2413 14 1615 20 21 2322
23 22
19 18
17 16
15 14
Figure 7. Normal Mode MSB Timing
OLRCK
OBICK(64fs)
0 1 2
Lch Data Rch Data
34
SDTO(O)
SDTO(O)
SDTO(O)
SDTO(O)
23:MSB, 0:LSB
34
15:MSB, 0:LSB
17:MSB, 0:LSB
19:MSB, 0:LSB
012 031 1 2191817 2414 1615 20 21 2322 191817 2414 1615 20 21 2322
23
19
17
1515 14 13 12 2 1 0
321415 14 017 16
321465 017 1619 18
32148765 010 921 2023 22
15 14 13 12 2 1 0
321415 14 017 16
321465 017 1619 18
32148765 010 921 2023 22
Figure 8. Normal Mode I
2
S Compatible Timing
