Datasheet

AD9785/AD9787/AD9788
Rev. A | Page 16 of 64
50
60
70
80
90
100
07098-083
f
OUT
(MHz)
IMD (dBc)
0 50 100 150 200 250 300 350 400 450
100MSPS
75MSPS
50MSPS
Figure 23. AD9788 IMD vs. f
OUT
, 8× Interpolation
50
60
70
80
90
100
0 40 80 120 160 200 240 280 320 360 400
07098-084
f
OUT
(MHz)
IMD (dBc)
–6dBFS
0dBFS
–3dBFS
Figure 24. AD9788 IMD Performance vs. Digital Full-Scale Input,
4× Interpolation, f
DATA
= 200 MSPS
50
60
70
80
90
100
0 40 80 120 160 200 240 280 320 360 400
07098-085
f
OUT
(MHz)
IMD (dBc)
20mA
10mA
30mA
Figure 25. AD9788 IMD Performance vs. Full-Scale Output Current,
4× Interpolation, f
DATA
= 200 MSPS
50
60
70
80
90
100
0 40 80 120 160 200 240 280 320 360 400
07098-086
f
OUT
(MHz)
IMD (dBc)
55
65
75
85
95
Figure 26. AD9788 IMD vs. f
OUT
, over 50 Parts, 4× Interpolation,
f
DATA
= 200 MSPS
07098-087
f
OUT
(MHz)
NSD (dBm/Hz)
–170
–166
–162
–158
–154
–150
–146
–
142
0 20 40 60 80 100
0dBFS
–3dBFS
–6dBFS
Figure 27. AD9788 Noise Spectral Density vs. Digital Full-Scale Single-Tone
Input, f
DATA
= 200 MSPS, 2× Interpolation
2×
8×
07098-088
f
OUT
(MHz)
NSD (dBm/Hz)
–170
–166
–162
–158
–154
–150
–146
–
142
01020304050
4×
Figure 28. AD9788 Noise Spectral Density vs. f
OUT
, Multitone Input,
f
DATA
= 100 MSPS