AK4691EG AKM [Asahi Kasei Microsystems], AK4691EG Datasheet - Page 28

• Manufacturer Part Number: AK4691EG
• Description: 4ch ADC + 2ch DAC with MIC/HP/SPK-AMP
• Manufacturer: AKM [Asahi Kasei Microsystems]

Note 48. When PMADC1 bit is “0”, SDTO1 is output to “0” data during the period of L1 and R1. When PMADC2 bit is
MS0672-E-00
“0”, SDTO2 is output to “0” data during the period of L2 and R2.
LRCK
BICK(32fs)
SDTO(o)
BICK(64fs)
SDTO(o)
LRCK
BICK(64fs)
SDTO1(o)
SDTO2(o)
SDTI(i)
SDTI(i)
SDTI(i)
0
0 1
0 1
15 14
15 14
15 14 13
15 14 13
15 14
15:MSB, 0:LSB
15:MSB, 0:LSB
1
Lch Data
2 3
2 3
2 3
Don't Care
16 BICK
13
13
L1
13
Figure 17. Mode 0 Timing (TDM Mode)
Lch Data
1
1 0
7
7 6 5 4 3 2 1 0
1
15
15
9
0
6 5 4 3
0
Figure 18. Mode 1 Timing
16
10
16
15 14
15 14
15 14
17 18
11 12 13 14 15 0 1 2 3
17 18
R1
Rch Data
16 BICK
- 28 -
2
64BICK
1
1
1 0
1 0
31 0 1 2 3
31 0 1 2 3
0
0
15 14 13
15 14 13
15 14 13
15 14 13
16 BICK
Don't Care
"L" Output
L2
Don't Care
Rch Data
1 0 15 14
7 6 5 4 3 2 1 0
7 6 5 4 3
1 0
15
15
9
16 17 18
10
16 17 18
15
11 12 13 14 15
14
16 BICK
R2
2
2 1 0
1
1 0
31
31
0
0
0
0
15
15
15
15
15
1
1
1
[AK4691]
2007/11