AK4438 Datasheet, PDF (12/63 Pages) Asahi Kasei Microsystems – 108dB 768kHz 32bit 8-Channel Audio DAC

[AK4438]
■ Short Delay Slow Roll-Off Filter (SD bit = “1”, SLOW bit = “1”)
fs=44.1kHz
Parameter
Symbol
Min.
Typ.
Max.
Unit
Digital Filter
Passband
(Note 16)
0.05dB
3.0dB
PB
PB
0
11.1
kHz
19.4
kHz
Passband Ripple
(Note 12)
PR
-0.05
0.05
dB
Stopband
(Note 16)
SB
38.1
kHz
Stopband Attenuation
(Note 14)
SA
82
dB
Group Delay
(Note 13) GD
-
4.8
-
1/fs
Digital Filter + SCF + SMF (Note 14)
Frequency Response : 0  20.0kHz
-5.06
0.1
dB
fs=96kHz
Parameter
Symbol
Min.
Typ.
Max.
Unit
Digital Filter
Passband
(Note 16)
0.05dB
3.0dB
PB
PB
0
24.2
kHz
42.1
kHz
Passband Ripple
(Note 12)
PR
-0.05
0.05
dB
Stopband
(Note 16)
SB
83.0
kHz
Stopband Attenuation
(Note 14)
SA
82
dB
Group Delay
(Note 13) GD
-
4.8
-
1/fs
Digital Filter + SCF + SMF (Note 14)
Frequency Response : 0  20.0kHz
-5.23
0.1
dB
fs=192kH
Parameter
Symbol
Min.
Typ.
Max.
Unit
Digital Filter
Passband
(Note 16)
0.05dB
3.0dB
PB
PB
0
48.4
kHz
84.3
kHz
Passband Ripple
(Note 12)
PR
-0.05
0.05
dB
Stopband
(Note 16)
SB
165.9
kHz
Stopband Attenuation
(Note 14)
SA
82
dB
Group Delay
(Note 13) GD
-
4.8
-
1/fs
Digital Filter + SCF + SMF (Note 14)
Frequency Response : 0  20.0kHz
-5.90
0.1
dB
Note 16. The pass band and stop band frequencies scale with fs. For example, PB=0.252×fs,
SB=0.864×fs.
016001925-E-00
- 12 -
2016/03