Datasheet

AD9776/AD9778/AD9779
Rev. A | Page 23 of 56
–150
–170
0 100
f
OUT
(MHz)
NSD (dBm/Hz)
–154
–158
–162
–166
20 40 60 80
f
DAC
= 800MSPS
f
DAC
= 400MSPS
f
DAC
= 200MSPS
10 30 50 70 90
05361-047
Figure 50. AD9776 Noise Spectral Density vs. f
DAC
, Eight-Tone Input
with 500 kHz Spacing, f
DATA
= 200 MSPS
–150
–170
0 100
f
OUT
(MHz)
NSD (dBm/Hz)
–154
–158
–162
–166
20 40 60 80
f
DAC
= 800MSPS
f
DAC
= 400MSPS
f
DAC
= 200MSPS
10 30 50 70 90
05361-048
Figure 51. AD9776 Noise Spectral Density vs. f
DAC
,
Single-Tone Input at −6 dBFS, f
DATA
= 200 MSPS