參數(shù)資料
型號: AK5388
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: 120dB 24-bit 192kHz 4-Channel ADC
中文描述: 120dB的24位192kHz的4通道ADC
文件頁數(shù): 8/27頁
文件大小: 384K
代理商: AK5388
[AK5388]
FILTER CHARACTERISTICS (fs=48kHz)
(Ta=25
°
C; AVDD1/2=4.75
5.25V; DVDD=3.0
3.6V; DFS1 = “L”, DFS0 = “L”)
Parameter
ADC Digital Filter (Decimation LPF):
Passband (
Note 11
)
6.0dB
Stopband
Passband Ripple
Stopband Attenuation
Group Delay (
Note 12
)
Group Delay Distortion
ADC Digital Filter (HPF):
Frequency Response (
Note 11
)
0.1dB
FILTER CHARACTERISTICS (fs=96kHz)
(Ta=25
°
C; AVDD1/2=4.75
5.25V; DVDD=3.0
3.6V; DFS1 = “L”, DFS0 = “H”)
Parameter
ADC Digital Filter (Decimation LPF):
Passband (
Note 11
)
6.0dB
Stopband
Passband Ripple
Stopband Attenuation
Group Delay (
Note 12
)
Group Delay Distortion
ADC Digital Filter (HPF):
Frequency Response (
Note 11
)
0.1dB
Note 11. The passband and stopband frequencies scale with fs. The reference frequency of these responses is 1kHz.
Note 12. The calculated delay time induced by digital filtering. This time is from the input of an analog signal to the
setting of 24bit data both channels to the ADC output register for ADC.
Symbol
min
typ
max
Units
0.01dB
0.1dB
3.0dB
PB
SB
PR
SA
GD
Δ
GD
0
-
-
-
22.0
23.8
24.4
12.6
±
0.01
21.6
-
-
-
±
0.01
kHz
kHz
kHz
kHz
kHz
dB
dB
1/fs
μ
s
27.9
80
3dB
FR
1.0
6.5
Hz
Hz
Symbol
min
typ
max
Units
0.01dB
0.1dB
3.0dB
PB
SB
PR
SA
GD
Δ
GD
0
-
-
-
44.2
47.6
48.9
12.6
±
0.013
43.3
-
-
-
±
0.01
kHz
kHz
kHz
kHz
kHz
dB
dB
1/fs
μ
s
55.9
80
3dB
FR
1.0
6.5
Hz
Hz
Rev. 0.3
2007/10
- 8 -
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