ASAHI KASEI
[AK4140]
TDM1
bit
TDM0
bit
M/S
pin
DIF
bit
LRCK
I/O
SCLK
Mode
0
SDTO
I/O
I
I
O
O
I
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
16bit, MSB justified
16bit, I2S Compatible
16bit, MSB justified
16bit, I2S Compatible
16bit, MSB justified
16bit, I2S Compatible
16bit, MSB justified
16bit, I2S Compatible
16bit, MSB justified
16bit, I2S Compatible
16bit, MSB justified
16bit, I2S Compatible
16bit, MSB justified
16bit, I2S Compatible
16bit, MSB justified
16bit, I2S Compatible
H/L
L/H
H/L
L/H
↑
I
I
O
O
I
32-128fs
32-128fs
64fs
0
1
0
1
0
1
0
1
Normal
1
0
0
1
1
0
1
0
1
(2ch)
2
3
64fs
4
256fs
256fs
256fs
256fs
128fs
128fs
128fs
128fs
128fs
128fs
128fs
128fs
5
I
I
TDM256
↓
↑
↓
↑
↓
↑
↓
↑
(max: 8ch)
6
O
O
I
O
O
I
7
8
9
I
I
TDM128A
(max: 4ch)
10
11
12
13
14
15
O
O
I
I
O
O
O
O
I
I
O
O
TDM128B
(max: 8ch)
↓
↑
↓
Table 3 Audio Interface Formats (default : Mode 0)
LRCK
0
1
2
15 16
17
31
0
1
2
15 16
17
31
0
1
SCLK(64fs
15 14
1
0
15 14
1
0
15
SDTO1/2(o)
15:MSB, 0:LSB
Lch Data
Rch Data
Figure 1. Mode 0, 2 Timing (Normal mode, MSB justified)
LRCK
0
1
2
15 16
17
31
0
1
2
15 16
17
31
0
1
SCLK(64fs
15
15:MSB, 0:LSB
2
1
0
15
2
1
0
SDTO1/2(o)
Lch Data
Rch Data
Figure 2. Mode 1, 3 Timing (Normal mode, I2S Compatible)
MS0547-E-01
2007/03
- 14 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
