AD8227 Datasheet, PDF (15/24 Pages) Analog Devices – Wide Supply Range, Rail-to-Rail Output Instrumentation Amplifier

40
G = 10
30
20
10
0
–10
–20
–30
–40
–10 –8 –6 –4 –2 0 2 4 6 8 10
OUTPUT VOLTAGE (V)
Figure 39. Gain Nonlinearity, G = 10, RL ≥ 2 kΩ
160
G = 100
120
80
40
0
–40
–80
–120
–160
–10 –8 –6 –4 –2 0 2 4 6 8 10
OUTPUT VOLTAGE (V)
Figure 40. Gain Nonlinearity, G = 100, RL ≥ 2 kΩ
400
G = 1000
300
200
100
0
–100
–200
–300
–400
–10 –8 –6 –4 –2 0 2 4 6 8 10
OUTPUT VOLTAGE (V)
Figure 41. Gain Nonlinearity, G = 1000, RL ≥ 2 kΩ
AD8227
1k
100
G = 5 (67nV/ Hz)
G = 10 (40nV/ Hz)
G = 100 (26nV/ Hz)
G = 1000 (25nV/ Hz)
BANDWIDTH
LIMITED
10
1
10
100
1k
10k
100k
FREQUENCY (Hz)
Figure 42. Voltage Noise Spectral Density vs. Frequency
G = 1000, 200nV/DIV
G = 5, 1µV/DIV
Figure 43. 0.1 Hz to 10 Hz RTI Voltage Noise, G = 5, G = 1000
1k
100
10
1
10
100
1k
10k
FREQUENCY (Hz)
Figure 44. Current Noise Spectral Density vs. Frequency
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