參數(shù)資料
型號: AK4395
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: ADVANCED MULTI-BIT 192KHZ 24-BIT DAC
中文描述: 先進的多位192kHz的24位DAC
文件頁數(shù): 7/26頁
文件大?。?/td> 277K
代理商: AK4395
ASAHI KASEI
[AK4395]
MS0040-E-00
2000/7
- 7 -
SLOW ROLL-OFF FILTER CHARACTERISTICS (fs = 44.1kHz)
(Ta = 25
°
C; AVDD, DVDD = 4.75~5.25V; fs = 44.1kHz; Normal Speed Mode; DEM = OFF; SLOW = “1”)
Parameter
Symbol
Digital Filter
Passband
±
0.04dB (Note 16)
-3.0dB
Stopband (Note 16)
SB
Passband Ripple
PR
Stopband Attenuation
SA
Group Delay (Note 15)
GD
Digital Filter + SCF
Frequency Response 0
20.0kHz
Note: 16. The passband and stopband frequencies scale with fs.
For example, PB = 0.185×fs (@
±
0.04dB), SB = 0.888×fs.
SLOW ROLL-OFF FILTER CHARACTERISTICS (fs = 96kHz)
(Ta = 25
°
C; AVDD, DVDD = 4.75~5.25V; fs = 96kHz; Double Speed Mode; DEM0 = OFF; SLOW = “1”)
Parameter
Symbol
Digital Filter
Passband
±
0.04dB (Note 16)
-3.0dB
Stopband (Note 16)
SB
Passband Ripple
PR
Stopband Attenuation
SA
Group Delay (Note 15)
GD
Digital Filter + SCF
Frequency Response 0
40.0kHz
min
typ
max
Units
PB
0
-
18.2
8.1
-
kHz
kHz
kHz
dB
dB
1/fs
39.2
±
0.005
72
-
43.5
-
-
+0/-5
-
dB
min
typ
max
Units
PB
0
-
39.6
17.7
-
kHz
kHz
kHz
dB
dB
1/fs
85.3
±
0.005
72
-
43.5
-
-
+0/-4
-
dB
SLOW ROLL-OFF FILTER CHARACTERISTICS (fs = 192kHz)
(Ta = 25
°
C; AVDD, DVDD = 4.75~5.25V; fs = 192kHz; Quad Speed Mode; DEM = OFF; SLOW = “1”)
Parameter
Symbol
Digital Filter
Passband
±
0.04dB (Note 16)
-3.0dB
Stopband (Note 16)
SB
Passband Ripple
PR
Stopband Attenuation
SA
Group Delay (Note 15)
GD
Digital Filter + SCF
Frequency Response 0
80.0kHz
min
typ
max
Units
PB
0
-
79.1
35.5
-
kHz
kHz
kHz
dB
dB
1/fs
171
±
0.005
72
-
43.5
-
-
+0/-5
-
dB
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