AD622 查看數據表（PDF） - Analog Devices
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AD622 Datasheet PDF : 16 Pages
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AD622
TYPICAL PERFORMANCE CHARACTERISTICS
TA = 25°C, VS = ±15 V, RL = 2 kΩ, unless otherwise noted.
50
SAMPLE SIZE = 191
40
30
20
10
0
–1.2
–0.8
–0.4
0
0.4
0.8
1.2
OUTPUT OFFSET VOLTAGE (mV)
Figure 2. Typical Distribution of Output Offset Voltage
50
SAMPLE SIZE = 383
40
30
20
10
0
60
80
100
120
140
COMMON-MODE REJECTION RATIO (dB)
Figure 3. Typical Distribution of Common-Mode Rejection
2.0
1.5
1.0
0.5
0
0
1
2
3
4
5
WARM-UP TIME (Minutes)
Figure 4. Change in Input Offset Voltage vs. Warm-Up Time
1000
GAIN = 1
100
GAIN = 10
10
GAIN = 100, 1000
GAIN = 1000
BW LIMIT
1
1
10
100
1k
10k
100k
FREQUENCY (Hz)
Figure 5. Voltage Noise Spectral Density vs. Frequency (G = 1 to 1000)
1000
100
10
1
10
100
1000
FREQUENCY (Hz)
Figure 6. Current Noise Spectral Density vs. Frequency
140
120
G = 1000
G = 100
100
G = 10
80
G=1
60
40
20
0
0.1
1
10
100
1k
10k 100k 1M
FREQUENCY (Hz)
Figure 7. CMR vs. Frequency, RTI, 0 kΩ to 1 kΩ Source Imbalance
Rev. D | Page 6 of 16
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