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參數(shù)資料
| 型號： | AKD5394A |
| 廠商： | Asahi Kasei Microsystems Co.,Ltd |
| 英文描述： | Super High Performance 192kHz 24-Bit ADC |
| 中文描述： | 超高性能192kHz的24位ADC |
| 文件頁數(shù)： | 7/24頁 |
| 文件大?。?/td> | 174K |
| 代理商： | AKD5394A |
ASAHI KASEI
[AK5394A]
MS0137-E-01
2002/07
- 7 -
ANALOG
CHARACTERISTICS
(Ta = 25
°
C; VA=5.0V; VD=3.3V; AGND=BGND=DGND=0V; fs=48kHz; Signal Frequency=1kHz; 24bit Output;
Measurement frequency=10Hz
～
20kHz; DFS0=“L”, DFS1=“L”;
External circuit: Figure 9
Inputted through XLR;
unless otherwise specified)
Parameter
Resolution
Analog Input Characteristics:
1dBFS (Note4)
1dBFS
20dBFS
60dBFS
1dBFS (Note4)
1dBFS
20dBFS
60dBFS
1dBFS
20dBFS
60dBFS
Dynamic Range (-60dBFS with A-weighted)
(Note4)
S/N ( A-weighted)
(Note4)
Interchannel Isolation
Interchannel Gain Mismatch
Gain Drift
After calibration, HPF=OFF
After calibration, HPF=ON
Offset Drift (HPF=OFF)
Offset Calibration Range (HPF=OFF) (Note5)
Input Voltage (AIN+)
(AIN
)
Power Supplies:
Power Supply Current
VA
VD (fs=48kHz; DFS0=“L”, DFS1=“L”)
(fs=96kHz; DFS0=“H”, DFS1=“L”)
(fs=192kHz; DFS0=“L”, DFS1=“H”)
Power Dissipation
Power Supply Rejection (Note 6)
min
Typ
Max
24
Units
Bits
fs=48kHz
-
87
-
-
110
94
100
60
110
94
97
57
94
92
52
123
120
123
120
120
0.1
150
±
1000
±
1
±
10
±
50
±
2.4
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
fs=96kHz
BW=40kHz
-
87
-
S/(N+D)
fs=192kHz
BW=80kHz
-
-
-
117
-
117
-
110
0.5
ppm/
°
C
LSB
24
LSB
24
LSB
24
/
°
C
mV
V
Offset Error
-
-
-
-
±
2.25
±
2.55
127
9
13
21
665
70
165
13.5
20
32
870
mA
mA
mA
mA
mW
dB
Notes: 4. Using the circuit as shown in Figure9 (Analog input buffer circuit example 1). 1000μF capacitors connected
between VREF+/
pin and GND.
5. The output level reduces equivalent to DC offset after calibration.
6. PSRR is applied to VA and VD with 1kHz, 20mVpp.
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