AD8222 Datasheet, PDF (11/24 Pages) Analog Devices – Precision, Dual-Channel Instrumentation Amplifier

30
20
10
0
1
10
100
1k
10k
LOAD RESISTANCE (Ω)
Figure 21. Output Voltage Swing vs. Load Resistance
+V_S–0
–1
–2
–3
SOURCING
+3
+2
SINKING
+1
–V_S+0
0 1 2 3 4 5 6 7 8 9 10 11 12
OUTPUT CURRENT (mA)
Figure 22. Output Voltage Swing vs. Output Current, G = 1
4
3
2
1 _{10kΩ LOAD}
0
2kΩ LOAD
–1
600Ω LOAD
–2
–3
–4
–10 –8 –6 –4 –2 0 2 4 6
V_OUT (V)
Figure 23. Gain Nonlinearity, G = 1
8 10
AD8222
40
30
20
2kΩ LOAD
10
0
–10
600Ω LOAD _{10kΩ LOAD}
–20
–30
–40
–10 –8 –6 –4 –2 0 2 4 6
V_OUT (V)
Figure 24. Gain Nonlinearity, G = 100
8 10
1k
GAIN = 1
100
GAIN = 10
GAIN = 100
10
GAIN = 1000
GAIN = 1000
BW LIMIT
1
1
10
100
1k
10k
100k
FREQUENCY (Hz)
Figure 25. Voltage Noise Spectral Density vs. Frequency (G = 1 to 1000)
2µV/DIV
1s/DIV
Figure 26. 0.1 Hz to 10 Hz RTI Voltage Noise (G = 1)
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