AK4458VN Datasheet, PDF (15/83 Pages) Asahi Kasei Microsystems – 115dB 768kHz 32-bit 8ch Premium DAC

[AK4458]
■ Short Delay Sharp Roll-Off Filter Characteristics
Short Delay Sharp Roll-Off Filter Characteristics (fs= 44.1kHz)
(Ta=-40  105C; AVDD=3.0  5.5V, TVDD=1.7  3.6V; Normal Speed Mode; DEM=OFF;
SLOW bit = “0”, SD bit=“1”)
Parameter
Symbol
Min.
Typ.
Max. Unit
Digital Filter
Pass band
(Note 16)
PB
0
20.0
kHz
Pass band Ripple
(Note 17)
PR
-0.0031
0.0031 dB
Stop band
(Note 16)
SB
24.1
kHz
Stop band Attenuation
(Note 19)
SA
80
dB
Group Delay
(Note 18)
GD
-
5.8
-
1/fs
Frequency Response (Note 19) 0.07dB
-
0
20.0
kHz
6.0dB
-
-
22.05
-
kHz
Digital Filter + SCF
(Note 19)
Frequency Response : 0  20.0kHz
-0.2
0.2
dB
Short Delay Sharp Roll-Off Filter Characteristics (fs= 96kHz)
(Ta=-40  105C; AVDD=3.0  5.5V, TVDD=1.7  3.6V; Double Speed Mode; DEM=OFF; SLOW bit = “0”,
SD bit=“1”)
Parameter
Symbol
Min.
Typ.
Max. Unit
Digital Filter
Pass band
(Note 16)
PB
0
43.5
kHz
Pass band Ripple
(Note 17)
PR
-0.0031
0.0031
dB
Stop band
(Note 16)
SB
52.5
0
43.5
Stop band Attenuation
(Note 19)
SA
80
dB
Group Delay
(Note 18)
GD
-
5.8
-
1/fs
Frequency Response (Note 19) 0.07dB
-
0
43.5
kHz
6.0dB
-
-
48.0
-
kHz
Digital Filter + SCF
(Note 19)
Frequency Response : 0  40.0kHz
-0.3
0.3
dB
Short Delay Sharp Roll-Off Filter Characteristics (fs= 192kHz)
(Ta=-40  105C; AVDD=3.0  5.5V, TVDD=1.7  3.6V; Quad Speed Mode; DEM=OFF; SLOW bit = “0”,
SD bit=“1”)
Parameter
Symbol
Min.
Typ.
Max. Unit
Digital Filter
Pass band
(Note 16)
PB
0
87.0
kHz
Pass band Ripple
(Note 17)
PR
-0.0031
0.0031 dB
Stop band
(Note 16)
SB
105
kHz
Stop band Attenuation
(Note 19)
SA
80
dB
Group Delay
(Note 18)
GD
-
5.8
-
1/fs
Frequency Response (Note 19) 0.07dB
-
0
87.0
kHz
6.0dB
-
-
96.0
-
kHz
Digital Filter + SCF
(Note 19)
Frequency Response : 0  80.0kHz
-1
0.1
dB
014011794-E-00
- 15 -
2015/01