100
90
±12V
80
70
60
+5V
50
40
30
±5V
20
10
0
0.1
1
10
100
1000
FREQUENCY (MHz)
Figure 16. Common-Mode Rejection Ratio vs. Frequency at Various Supplies
200
VOUT = 0.2V p-p
150
100
50
G = 1, RL = 150Ω
0
G = 1, RL = 1kΩ
G = 2, RL = 150Ω
G = 2, RL = 1kΩ
–50
–100
–150
–200
0
10 20 30 40 50 60 70 80 90 100
TIME (ns)
Figure 17. Small Signal Transient Response at Various Gains and Loads
200
G = 2, CL = 2pF
150
G = 2, CL = 10pF, RSNUB = 40Ω
100
50
0
–50
–100
–150 RL = 1kΩ
VOUT = 0.2V p-p
–200
0
10 20 30
G = 1, CL = 2pF
G = 1, CL = 10pF, RSNUB = 40Ω
40 50 60 70 80 90 100
TIME (ns)
Figure 18. Small Signal Transient Response at Various Gains and 10 pF
Capacitive Load Buffered by 40 Ω Resistor
AD8143
100
VS = ±12V
10
0.00001 0.0001 0.001
0.01
0.1
1
10
FREQUENCY (MHz)
Figure 19. Input Referred Voltage Noise vs. Frequency
1.5
VOUT = 2V p-p
1.0
0.5
0
–0.5
G = 1, RL = 150Ω
G = 1, RL = 1kΩ
G = 2, RL = 150Ω
G = 2, RL = 1kΩ
–1.0
–1.5
0
10 20 30 40 50 60 70 80 90 100
TIME (ns)
Figure 20. Large Signal Transient Response at Various Gains and Loads
1.5
G = 2, CL = 10pF, RSNUB = 40Ω
G = 2, CL = 2pF
1.0
G = 1, CL = 2pF
0.5
0
–0.5
–1.0
RL = 1kΩ
VOUT = 2V p-p
G = 1, C L = 10pF, RSNUB = 40Ω
–1.5
0
10 20 30 40 50 60 70 80 90 100
TIME (ns)
Figure 21. Large Signal Transient Response at Various Gains and 10 pF
Capacitive Load Buffered by 40 Ω Resistor
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