Datasheet

AD8264
Rev. A | Page 14 of 40
−90
−60
−50
−80
−70
HD (dBc)
−30
−40
HD2, V
S
= ±2.5V
HD3, V
S
= ±2.5V
HD2, V
S
= ±5V
HD3, V
S
= ±5V
0 10 20 30 5040
C
LOAD
(pF)
07736-039
Figure 39. Harmonic Distortion to VGAx vs. C
LOAD
−90
−60
−50
−80
−70
HD (dBc)
−30
−40
R
LOAD
(Ω)
HD2, V
S
= ±2.5V
HD3, V
S
= ±2.5V
HD2, V
S
= ±5V
HD3, V
S
= ±5V
0 400 800 1200 20001600
07736-040
Figure 40. Harmonic Distortion to Differential Output vs.
R
LOAD
and Various Supplies
−90
−60
−50
−80
−70
HD (dBc)
−30
−40
C
LOAD
(pF)
50403020100
HD2, V
S
= ±2.5V
HD3, V
S
= ±2.5V
07736-041
Figure 41. Harmonic Distortion to Differential Output vs. C
LOAD
–90
–60
–50
–80
–70
HD2 (dBc)
–30
–40
V
GAIN
(V)
0.70.50.30.1–0.1–0.3–0.5–0.7
1MHz
10MHz
35MHz
100MHz
07736-042
Figure 42. HD2 vs. V
GAIN
vs. Frequency to VGAx
−90
−60
−50
−80
−70
HD3 (dBc)
−20
−30
−40
V
GAIN
(V)
0.70.50.30.1–0.1–0.3–0.5–0.7
1MHz
10MHz
35MHz
100MHz
07736-043
Figure 43. HD3 vs. V
GAIN
vs. Frequency to VGAx
−90
−60
−50
−80
−70
HD2 (dBc)
−30
−40
V
GAIN
(V)
0.70.50.30.1–0.1–0.3–0.5–0.7
VGAx = 0.5Vp-p
VGAx = 1Vp-p
VGAx = 2Vp-p
07736-044
INPUT LIMITED
Figure 44. HD2 vs. Amplitude to VGAx