Datasheet

AD9776/AD9778/AD9779
Rev. A | Page 15 of 56
TYPICAL PERFORMANCE CHARACTERISTICS
4
–6
0
CODE
INL (16-BIT LSB)
3
2
1
0
–1
–2
–3
–4
–5
10k 20k 30k 60k50k40k
05361-005
Figure 6. AD9779 Typical INL
1.5
–2.0
–1.5
–1.0
–0.5
0
0.5
1.0
0
60k50k40k30k20k10k
CODE
DNL (16-BIT LSB)
05361-006
Figure 7. AD9779 Typical DNL
100
50
0 100
f
OUT
(MHz)
SFDR (dBc)
90
80
70
60
20 40 60 80
f
DATA
= 160MSPS
f
DATA
= 200MSPS
f
DATA
= 250MSPS
05361-007
Figure 8. AD9779 In-Band SFDR vs. f
OUT
, 1x Interpolation
100
50
0 100
f
OUT
(MHz)
SFDR (dBc)
90
80
70
60
20 40 60 80
f
DATA
= 160MSPS
f
DATA
= 200MSPS
f
DATA
= 250MSPS
05361-008
Figure 9. AD9779 In-Band SFDR vs. f
OUT
, 2× Interpolation
100
50
0 100
f
OUT
(MHz)
SFDR (dBc)
90
80
70
60
20 40 60 80
f
DATA
= 100MSPS
f
DATA
= 200MSPS
f
DATA
= 150MSPS
05361-009
Figure 10. AD9779 In-Band SFDR vs. f
OUT
, 4× Interpolation
100
50
0
50
f
OUT
(MHz)
SFDR (dBc)
90
80
70
60
10 20 30 40
f
DATA
= 50MSPS
f
DATA
= 100MSPS
f
DATA
= 125MSPS
05361-010
Figure 11. AD9779 In-Band SFDR vs. f
OUT
, 8× Interpolation