AD622(RevC) 查看數據表（PDF） - Analog Devices
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AD622 Datasheet PDF : 11 Pages
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AD622
Typical Characteristics (@ +25؇C, VS = ؎15 V, RL = 2 k⍀, unless otherwise noted)
2
1.5
1
0.5
00
1
2
3
4
5
WARM-UP TIME – Minutes
Figure 3. Change in Input Offset Voltage vs. Warm-Up
Time
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 6. CMR vs. Frequency, RTI, Zero to 1 kΩ Source
Imbalance
1000
GAIN = 1
100
GAIN = 10
10
GAIN = 100, 1,000
GAIN = 1000
BW LIMIT
1
1
10
100
1k
10k
FREQUENCY – Hz
100k
Figure 4. Voltage Noise Spectral Density vs. Frequency,
(G = 1–1000)
180
160
140
G = 1000
120
100
G = 100
80
G = 10
60
G=1
40
0
0.1
1
10
100
1k
10k 100k
1M
FREQUENCY – Hz
Figure 7a. Positive PSR vs. Frequency, RTI (G = 1–1000)
1000
100
10
0
10
100
1000
FREQUENCY – Hz
Figure 5. Current Noise Spectral Density vs. Frequency
180
160
140
120
100
80
60
40
0
0.1
1
G = 1000
G = 100
G = 10
G=1
10
100
1k
10k 100k 1M
FREQUENCY – Hz
Figure 7b. Negative PSR vs. Frequency, RTI (G = 1–1000)
REV. C
–5–
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