[AK4420]
LRCK
0
1
2
22
23
24
30
31
0
1
2
22
23
24
30
31
0
1
BICK
(64fs)
SDTI
23 22
23:MSB, 0:LSB
1
0
Don’t care
23 22
1
0
Don’t care
23 22
Lch Data
Rch Data
Figure 3. Mode 0 Timing
LRCK
0
1
2
3
23
24
25
31
0
1
2
3
23
24
25
31
0
1
BICK
(64fs)
SDTI
0
1
Don’t care
0
23
23 22
23:MSB, 0:LSB
23 22
1
Don’t care
Lch Data
Figure 4. Mode 1 Timing
Rch Data
■ Zero detect function
When the input data for both channels are continuously zeros for 8192 LRCK cycles, the DZF pin is set to “H”. The DZF
pin immediately is set to “L” if the input data for both channels are not zero after going to DZF “H”.
MS0683-E-02
2007/12
- 10 -