50
45
40
±2V
35
±5V
30
25
±15V
20
±18V
15
10
5
0
0
50
100
150
200
250
CAPACITIVE LOAD (pF)
Figure 43. Small Signal Overshoot vs. Capacitive Load, RL ≥ 2 kΩ, G = ½
35
30
25
±2V
20
15
±5V
±15V
10
±18V
5
0
0
50
100
150
200
250
300
350
CAPACITIVE LOAD (pF)
Figure 44. Small Signal Overshoot vs. Capacitive Load, RL ≥ 2 kΩ, G = 2
1k
100
GAIN = 2
GAIN = ½
10
0.1
1
10
100
1k
FREQUENCY (Hz)
10k
100k
Figure 45. Voltage Noise Density vs. Frequency
AD8278/AD8279
GAIN = 2
GAIN = ½
1s/DIV
Figure 46. 0.1 Hz to 10 Hz Voltage Noise
160
140
2kΩ LOAD
120
100
80
60
40
20
0
10
100
1k
10k
100k
FREQUENCY (Hz)
Figure 47. Channel Separation
Rev. C | Page 15 of 24