AK4492ECB Datasheet, PDF (37/101 Pages) Asahi Kasei Microsystems – Quality Oriented 32-Bit 2ch DAC

[AK4492]
Table 3. Function List of PCM/EXDF/DSD Mode @Register Control Mode
(Y: Available, N/A: Not available)
Function
Default
Addr
Bit
PCM EXDF DSD
PCM/DSD/EXDF Mode Select
PCM mode
00H
02H
EXDF
DP
Y
Y
Y
System clock setting @DSD mode
256fs
02H
DCKS
-
-
Y
Systemclock setting @ EXDF mode
16fs
(fs = 44.1 kHz)
00H
ECS
-
Y
-
Digital Filter select @ DSD mode
39 kHz filter
09H
DSDF
-
-
Y
Short delay
SD
Digital Filter select @ PCM mode sharp roll off 01-02-05H SLOW
Y
-
-
filter
SSLOW
De-emphasis Response
Off
01H
DEM[1:0] Y
-
-
Path select @ DSD mode
Normal Path
06H
DSDD
-
-
Y
Audio Data Interface Format
@ PCM Mode
32 bit MSB
00H
DIF[2:0] Y
-
-
Audio Data Interface Format
@ EXDF Mode
32 bit LSB
00H
DIF[2:0] -
Y
-
TDM Interface Format
Normal Mode
0AH
TDM[1:0] Y
-
-
Daisy Chain
Normal Mode
0BH
DCHAIN Y
-
-
Attenuation Level
0 dB
03-04H ATT[7:0] Y
Y
Y
Data Zero Detect Enable
Disable
01H
DZFE
Y
Y
Y
Inverting Enable of DZF
“H” active
02H
DZFB
Y
Y
Y
Mono/Stereo mode select
Stereo
02H
MONO Y
Y
Y
Data Invert mode select
Off
05H
INVL/R Y
Y
Y
The data selection of L channel and
R channel
R channel
02H
SELLR Y
Y
Y
DSD Mute Function @ Full scale
Detected
Disable
06H
DDM
-
-
Y
Soft Mute Enable
Normal
Operation
01H
SMUTE Y
Y
Y
Reset
Reset
00H
RSTN
Y
Y
Y
Clock Synchronization Function
Enable
07H
SYNCE Y
Y
-
016011073-E-00
- 37 -
2016/12