AD9776A_15 Datasheet, PDF (22/56 Pages) Analog Devices – Dual, 12-/14-/16-Bit,1 GSPS

AD9776A/AD9778A/AD9779A
–150
–154
–158
–162
–166
f_DAC = 200MSPS
f_DAC = 400MSPS
f_DAC = 800MSPS
–170
0
20
40
60
80
100
f_OUT (MHz)
Figure 42. AD9778A Noise Spectral Density vs. fOUT
for Eight-Tone Input with 500 kHz Spacing, fDATA = 200 MSPS
–150
–154
–158
f_DAC = 200MSPS
f_DAC = 400MSPS
–162
–166
f_DAC = 800MSPS
–170
0
20
40
60
80
100
f_OUT (MHz)
Figure 43. AD9778A Noise Spectral Density vs. fOUT
with Single-Tone Input at −6 dBFS, fDATA = 200 MSPS
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
0
512 1024 1536 2048 2560 3072 3584 4096
CODE
Figure 44. AD9776A Typical INL
0.20
0.15
0.10
0.05
0
–0.05
–0.10
–0.15
–0.20
0
512 1024 1536 2048 2560 3072 3584 4096
CODE
Figure 45. AD9776A Typical DNL
100
95
90
85
80
75
70
65
60
55
50
0
4× 100MSPS
4× 200MSPS
4× 150MSPS
40 80 120 160 200 240 280 320 360 400
f_OUT (MHz)
Figure 46. AD9776A IMD vs. fOUT,
4× Interpolation
100
90
f_DATA = 160MSPS
80
f_DATA = 250MSPS
70
f_DATA = 200MSPS
60
50
0
20
40
60
80
100
f_OUT (MHz)
Figure 47. AD9776A In-Band SFDR vs. fOUT,
2× Interpolation
Rev. B | Page 22 of 56