–20
f = 10MHz
–30
HD2, VOUT = 1V p-p
–40
HD3, VOUT = 1V p-p
HD2, VOUT = 2V p-p
HD3, VOUT = 2V p-p
–50
–60
–70
–80
–90
–100
0 10 20 30 40 50 60 70 80 90 100
LOAD CAPACITANCE (pF)
Figure 9. Harmonic Distortion (HD2, HD3) vs. Load Capacitance at Two
Values of Output Voltage for the High Current Driver—See Figure 54
0
f = 10MHz
–20
–40
–60
HD3
HD2
–80
–100
–120
0
0.5
1.0
1.5
2.0
2.5
3.0
OUTPUT VOLTAGE (V p-p)
Figure 10. Harmonic Distortion (HD2, HD3) vs. Output Voltage for the High
Current Driver—See Figure 54
–20
–30
–40
–50
2V p-p
–60
HD2
HD3
–70
–80
1V p-p
–90
–100
1M
10M
FREQUENCY (Hz)
100M
Figure 11. Harmonic Distortion (HD2, HD3) vs. Frequency of the High Current
Driver at Two Values of Output Voltage—See Figure 54
AD8260
0
–20
RLOAD = 50Ω, VOUT = 1V p-p
–40
RLOAD = 50Ω, VOUT = 2V p-p
RLOAD = 500Ω, VOUT = 1V p-p
RLOAD = 500Ω, VOUT = 2V p-p
–60
–80
–100
2M
10M
FREQUENCY (Hz)
100M
Figure 12. IMD3 vs. Frequency for Two Values of Output Voltage and Two
Values of Load Resistance for the High Current Driver—See Figure 55
50
40
30
RLOAD = 50Ω, VOUT = 1V p-p
20
RLOAD = 50Ω, VOUT = 2V p-p
RLOAD = 500Ω, VOUT = 1V p-p
RLOAD = 500Ω, VOUT = 2V p-p
10
0
2M
10M
100M
FREQUENCY (Hz)
Figure 13. Third-Order Intercept (OIP3) vs. Frequency for the High Current Driver
See Figure 55
20
RLOAD = 50Ω
RLOAD = 500Ω
15
10
5
0
1M
10M
100M
FREQUENCY (Hz)
Figure 14. Input-Referred 1 dB Compression (IP1dB) vs. Frequency for Two
Values of Load Resistance for the High Current Driver
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