AK4392 AKM [Asahi Kasei Microsystems], AK4392 Datasheet - Page 19

• Manufacturer Part Number: AK4392
• Description: High Performance 120dB Premium 32-Bit DAC
• Manufacturer: AKM [Asahi Kasei Microsystems]

■
[1] PCM Mode
Data is shifted in via the SDATA pin using BICK and LRCK inputs. Eight data formats are supported and selected by the
DIF2-0 pins (Parallel control mode) or DIF2-0 bits (Serial control mode) as shown in
is MSB-first, 2's compliment format and is latched on the rising edge of BICK. Mode 2 can be used for 20-bit and 16-bit
MSB justified formats by zeroing the unused LSBs. Settings should be made by DIF2-0 pins in parallel mode and DIF2-0
bits in serial mode.
MS1045-E-02
Audio Interface Format
SDATA
LRCK
BICK
(64fs)
SDATA
SDATA
LRCK
BICK
(32fs)
BICK
(64fs)
SDATA
Mode 1
Mode 4
Mode 0
Mode 0
Mode
0
1
2
3
4
5
6
7
0
0
0
Don’t care
19:MSB, 0:LSB
23:MSB, 0:LSB
Don’t care
Don’t care
15:MSB, 0:LSB
15 14
1
1
1
DIF2
0
0
0
0
1
1
1
1
8
23
DIF1
6
0
0
1
1
0
0
1
1
Lch Data
10
Lch Data
14
9
22 21
5
10
11
15
4
DIF0
Table 7. Audio Interface Format
12
11
16
0
1
0
1
0
1
0
1
20 19
15 14
3
Figure 2. Mode 1/4 Timing
Figure 1. Mode 0 Timing
13
12
17
19
2
24bit I
32bit I
14
24bit MSB justified
32bit MSB justified
16bit LSB justified
20bit LSB justified
24bit LSB justified
32bit LSB justified
1
Input Format
- 19 -
31
15
31
0
0
2
2
0
0
S Compatible
S Compatible
0
0
0
Don’t care
Don’t care
Don’t care
15 14
1
1
1
8
23
6
≥ 32fs
≥ 48fs
≥ 48fs
≥ 48fs
≥ 48fs
≥ 64fs
≥ 64fs
BICK
≥64fs
Rch Data
10
Rch Data
14
9
22 21
5
Table
10
11
15
4
11
Figure 1
Figure 2
Figure 3
Figure 4
Figure 2
Figure 5
Figure 6
Figure 7
12
16
Figure
7. In all formats the serial data
20 19
15 14
3
13
12
17
19
2
14
1
(default)
31
15
31
0
0
0
0
0
0
0
15 14
[AK4392]
1
2009/04
1
1