AK4492ECB Datasheet, PDF (90/101 Pages) Asahi Kasei Microsystems – Quality Oriented 32-Bit 2ch DAC

[AK4492]
Addr Register Name D7
D6
D5
D4
D3
D2
D1
D0
09H DSD2
0
0
0
0
0 DSDPATH DSDF DSDSEL1
R/W
R
R
R
R
R
R/W
R/W
R/W
Default
0
0
0
0
0
0
0
0
DSDSEL[1:0]: DSD data stream select
Table 21. DSD data stream select
DSDSEL1 DSDSEL0
fs = 32 kHz
DSD data stream
fs = 44.1 kHz
0
0
2.048 MHz
2.8224 MHz
0
1
4.096 MHz
5.6448 MHz
1
0
8.192 MHz
11.2896 MHz
1
1
N/A
N/A
fs = 48 kHz
3.072 MHz
6.144 MHz
12.288 MHz
N/A
(default)
DSDF: Cut-off frequency of DSD Filter Control
Table 29. DSD Filter Select
DSDF bit
Cut Off Frequency
@fs = 44.1 kHz,
DSD64fs DSD128fs DSD256fs
0
39 kHz 78 kHz 156 kHz
1
76 kHz 152 kHz 304 kHz
(default)
DSDPATH: DSD Data Input Pin Select
0: A3, B1, B2 (default)
1: J1, H1, G1
Table 4. PCM/DSD/EXDF Mode Control
DP bit
EXDF bit
DSDPATH
bit
D/A Conv.
Mode
J1 pin
H1 pin
Pin Assignment
G1 pin A3 pin
B1 pin B2 pin
0
(default)
1
0
(default)
x
x
0
(default)
PCM
DSD
BICK SDATA LRCK Not Use Not Use Not Use
Not Use Not Use Not Use DCLK DSDL DSDR
1
x
1
DSD DCLK DSDL DSDR Not Use Not Use Not Use
0
1
(x: Do not care)
x
EXDF BCK DINL DINR Not Use Not Use Not Use
016011073-E-00
- 90 -
2016/12