AK4393_03 Datasheet, PDF (12/23 Pages) Asahi Kasei Microsystems – Advanced Multi-Bit 96kHz 24-Bit ΔΣ DAC

ASAHI KASEI
[AK4393]
LRCK
BICK
(64fs)
SDATA
01
2
22 23 24
30 31 0 1
2
23 22
1 0 Don’t care
23:MSB, 0:LSB
Lch Data
23 22
Figure 3. Mode 2 Timing
22 23 24
30 31 0 1
1 0 Don’t care
Rch Data
23 22
LRCK
BICK
(64fs)
SDATA
0123
23 24 25
31 0 1 2 3
23 22
1 0 Don’t care
23:MSB, 0:LSB
Lch Data
23 22
Figure 4. Mode 3 Timing
23 24 25
31 0 1
1 0 Don’t care
23
Rch Data
„ De-emphasis filter
A digital de-emphasis filter is available for 32, 44.1, 48 or 96kHz sampling rates (tc = 50/15µs) and is enabled or disabled
with the DEM0, DEM1 and DFS input pins.
DEM1 DEM0 DFS Mode
0
0
0
44.1kHz Default
0
1
0
OFF
1
0
0
48kHz
1
1
0
32kHz
0
0
1
OFF
0
1
1
OFF
1
0
1
96kHz
1
1
1
OFF
Table 6. De-emphasis filter control
M0039-E-02
- 12 -
2003/09