AD622 Analog Devices, AD622 Datasheet - Page 5

• Manufacturer Part Number: AD622
• Description: Low Cost Instrumentation Amplifier
• Manufacturer: Analog Devices

REV. C
Typical Characteristics
Figure 3. Change in Input Offset Voltage vs. Warm-Up
Time
Figure 4. Voltage Noise Spectral Density vs. Frequency,
(G = 1–1000)
Figure 5. Current Noise Spectral Density vs. Frequency
1000
1000
100
100
1.5
0.5
10
10
1
2
1
0
0
1
0
GAIN = 100, 1,000
10
1
GAIN = 1
GAIN = 10
WARM-UP TIME – Minutes
10
FREQUENCY – Hz
FREQUENCY – Hz
100
2
(@ +25 C, V
1k
3
GAIN = 1000
BW LIMIT
100
10k
4
S
=
15 V, R
100k
1000
5
L
= 2 k , unless otherwise noted)
–5–
Figure 7b. Negative PSR vs. Frequency, RTI (G = 1–1000)
Figure 6. CMR vs. Frequency, RTI, Zero to 1 k Source
Imbalance
Figure 7a. Positive PSR vs. Frequency, RTI (G = 1–1000)
140
120
100
180
160
140
120
100
180
160
140
120
100
80
60
40
20
80
60
40
80
60
40
0
0
0
0.1
0.1
0.1
G = 1000
G = 100
G = 10
G = 1
1
1
1
10
10
10
FREQUENCY – Hz
FREQUENCY – Hz
FREQUENCY – Hz
100
100
100
1k
1k
1k
G = 1000
10k
10k
10k
G = 100
G = 10
G = 1
100k
G = 1
G = 100
G = 1000
G = 10
100k
100k
AD622
1M
1M
1M