Datasheet

AD8237 Data Sheet
Rev. 0 | Page 12 of 28
80
70
60
50
40
30
20
10
0
–10
–20
10 1M100k10k1k100
GAIN (dB)
FREQUENCY (Hz)
LOW BANDWIDTH MODE
V
S
= 1.8V
GAIN = 1
GAIN = 10
GAIN = 100
GAIN = 1000
10289-022
Figure 22. Gain vs. Frequency, Low Bandwidth Mode, V
S
= 1.8 V
80
70
60
50
40
30
20
10
0
–10
–20
10 1M100k10k1k100
GAIN (dB)
FREQUENCY (Hz)
HIGH BANDWIDTH MODE
V
S
= 5V
GAIN = 10
GAIN = 100
GAIN = 1000
10289-023
Figure 23. Gain vs. Frequency, High Bandwidth Mode, V
S
= 5 V
80
70
60
50
40
30
20
10
0
–10
–20
10 1M100k10k1k100
GAIN (dB)
FREQUENCY (Hz)
HIGH BANDWIDTH MODE
V
S
= 1.8V
GAIN = 10
GAIN = 100
GAIN = 1000
10289-024
Figure 24. Gain vs. Frequency, High Bandwidth Mode, V
S
= 1.8 V
5.0
0
10 100 1k 100k10k
OUTPUT VOLTAGE (V p-p)
FREQUENCY (Hz)
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
G = 1
LOW BANDWIDTH MODE
DIFFERENTIAL
INPUT
+IN
–IN
10289-025
Figure 25. Large Signal Frequency Response, Low Bandwidth Mode, G = 1
5.0
0
10 100 1k 100k10k
OUTPUT VOLTAGE (V p-p)
FREQUENCY (Hz)
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
G = 10
HIGH BANDWIDTH MODE
+IN
–IN
DIFFERENTIAL
INPUT
10289-026
Figure 26. Large Signal Frequency Response, High Bandwidth Mode, G = 10
6
5
4
3
2
1
0
1 100k10k1k10010
MAXIMUM COMMON-MODE VOLTAGE (V p-p)
FREQUENCY (Hz)
10289-080
V
S
= ±2.5 V
V
S
= ±0.9V
Figure 27. Maximum Common-Mode Voltage vs. Frequency