Datasheet

AD8250 Data Sheet
Rev. C | Page 10 of 24
15
10
5
0
–5
–10
–15
–40 –25 –10 5 20 35 50 65 80 95 110 125
I
B
–
I
B
+
I
OS
INPUT BIAS CURRENT AND OFFSET CURRENT (nA)
TEMPERATURE (°C)
06288-019
Figure 18. Input Bias Current and Offset Current vs. Temperature
140
120
100
80
60
40
20
1 10 100 1k 10k 100k 1M
CMRR (dB)
FREQUENCY (Hz)
G = 10
G = 5
G = 2
G = 1
06288-020
Figure 19. CMRR vs. Frequency
140
120
100
80
60
40
20
1 10 100 1k 10k 100k 1M
CMRR (dB)
FREQUENCY (Hz)
G = 10
G = 5
G = 2
G = 1
06288-021
Figure 20. CMRR vs. Frequency, 1 kΩ Source Imbalance
10
–10
–8
–6
–4
–2
0
2
4
6
8
–50 –30 –10 10 30 50 70 90 110 130
06288-049
∆CMRR (µV/V)
TEMPERATURE (°C)
Figure 21. CMRR vs. Temperature, G = 1
25
–10
–5
0
5
10
15
20
1k 10k 100k 1M 10M 100M
GAIN (dB)
FREQUENCY (Hz)
G = 10
G = 5
G = 2
G = 1
06288-023
Figure 22. Gain vs. Frequency
40
30
20
10
–10
–30
0
–20
–40
–10–8–6–4–20246810
06288-024
GAIN NONLINEARITY (10ppm/DIV)
OUTPUT VOLTAGE (V)
f = 1kHz
Figure 23. Gain Nonlinearity vs. Output Voltage, G = 1, R
L
= 10 kΩ, 2 kΩ, 600 Ω