AD8129/AD8130
Rev. C | Page 18 of 40
AD8129 HARMONIC DISTORTION CHARACTERISTICS
RL = 1 kΩ, CL = 2 pF, TA = 25°C, unless otherwise noted.
FREQUENCY (MHz)
HD2
(dBc
)
–51
1
–57
–63
–69
–75
–81
–87
10
40
VOUT = 1V p-p
G = +10,
VS = ±12V
G = +20,
VS = ±12V
02464-051
G = +10,
VS = ±5V
G = +20,
VS = ±5V
Figure 50. AD8129 Second Harmonic Distortion vs. Frequency
FREQUENCY (MHz)
HD2
(dBc
)
–42
1
–48
–54
–60
–66
–72
–78
10
40
VOUT = 2V p-p
–84
G = +10
G = +20
02464-052
G = +10,
VS = ±12V
G = +20,
VS = ±12V
G = +10,
VS = ±5V
G = +20,
VS = ±5V
Figure 51. AD8129 Second Harmonic Distortion vs. Frequency
VOUT (V p-p)
HD2
(dBc
)
1
10
–62
–68
–74
–80
–86
–56
–50
fC = 5MHz
0.5
02464-053
G = +10,
VS = ±12V
G = +20,
VS = ±12V
G = +10,
VS = ±5V
G = +20,
VS = ±5V
Figure 52. AD8129 Second Harmonic Distortion vs. Output Voltage
FREQUENCY (MHz)
HD3
(dBc
)
1
10
40
–96
–66
–72
–78
–84
–90
–60
–54
VOUT = 1V p-p
02464-054
G = +10,
VS = ±12V
G = +20,
VS = ±12V
G = +10,
VS = ±5V
G = +20,
VS = ±5V
Figure 53. AD8129 Third Harmonic Distortion vs. Frequency
FREQUENCY (MHz)
HD3
(dBc
)
1
–45
–51
–57
–63
–69
–75
–81
–87
10
40
VOUT = 2V p-p
02464-055
G = +10,
VS = ±12V
G = +20,
VS = ±12V
G = +10,
VS = ±5V
G = +20,
VS = ±5V
G = +10,
VS = ±12V
G = +10,
VS = ±5V
Figure 54. AD8129 Third Harmonic Distortion vs. Frequency
VOUT (V p-p)
–48
–84
0.5
–54
–60
–66
–72
–78
110
fC = 5MHz
–90
–96
HD3
(dBc
)
02464-056
G = +20,
VS = ±12V
G = +20,
VS = ±5V
G = +10,
VS = ±12V
G = +10,
VS = ±5V
Figure 55. AD8129 Third Harmonic Distortion vs. Output Voltage