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AK4456 Datasheet, PDF (68/84 Pages) Asahi Kasei Microsystems – 115dB 768kHz Advanced 32-bit DAC
[AK4456]
■ Function List
Available functions are different in PCM mode and in DSD mode.
Function
Default
Address
Bit
Attenuation Level
0dB
03-04H
0F-14H
ATT7-0
Audio Data Interface Modes
32-bit MSB
justified
00H
DIF2-0
Data Zero Detect Enable
Disable
07-08H
L1-3/R1-3
Minimum delay Filter Enable
Slow Roll-off Filter Enable
Short delay Filter Enable
Sharp roll-off
filter
01-02H
SD
SLOW
De-emphasis Response
OFF
01H,0AH
0EH
DEM1-3
Soft Mute Enable
Normal Operation
01H
SMUTE
DSD/PCM Mode Select
PCM mode
02H
D/P
Master Clock Frequency Select
at DSD mode
512fs
02H
DCKS
MONO mode Stereo mode
select
Stereo
02H,0DH
MONO
Inverting Enable of DZF
“H” active
02H
DZFB
The data selection of L channel
and R channel
R channel
02H,05H
0DH
SELLR1-3
The data selection of DAC1-4
Normal
0A-0BH
SDS1/2
Data Invert Mode
OFF
05H,0CH INVL1-3/R1-3
Clock Synchronization Function Not Available
07H
SYNCE
Table 29. Function List (Y: Available, -: Not available)
PCM
Y
Y
Y
Y
Y
Y
Y
Y
Y
-
Y
Y
Y
Y
Y
Y
DSD
Y
-
Y
-
-
-
-
Y
Y
Y
Y
Y
Y
-
Y
-
015006886-E-00
- 68 -
2015/06