Datasheet

Data Sheet AD9763/AD9765/AD9767
Rev. G | Page 11 of 44
TYPICAL PERFORMANCE CHARACTERISTICS
AD9763
AVDD = 3.3 V or 5 V, DVDD = 3.3 V, I
OUTFS
= 20 mA, 50 Ω doubly terminated load, differential output, T
A
= 25°C, SFDR up to Nyquist,
unless otherwise noted.
90
80
50
f
CLK
= 5MSPS
60
70
SFDR (dBc)
1 10 100
f
OUT
(MHz)
f
CLK
= 25MSPS
f
CLK
= 65MSPS
f
CLK
= 125MSPS
00617-006
Figure 6. SFDR vs. f
OUT
@ 0 dBFS
80
75
70
65
0dBFS
SFDR (dBc)
–6dBFS
–12dBFS
0 0.5 1.0 1.5 2.0 2.5
f
OUT
(MHz)
00617-007
Figure 7. SFDR vs. f
OUT
@ 5 MSPS
02 1246810
60
80
75
70
65
0dBFS
SFDR (dBc)
f
OUT
(MHz)
–12dBFS
–6dBFS
00617-008
Figure 8. SFDR vs. f
OUT
@ 25 MSPS
50
80
75
70
60
55
65
SFDR (dBc)
0 5 10 15 20 25 30 35
f
OUT
(MHz)
0dBFS
–6dBFS
–12dBFS
00617-009
Figure 9. SFDR vs. f
OUT
@ 65 MSPS
50
80
75
70
60
55
65
SFDR (dBc)
0 10203040506070
f
OUT
(MHz)
0dBFS
–6dBFS
–12dBFS
0
0617-010
Figure 10. SFDR vs. f
OUT
@ 125 MSPS
50
80
75
70
60
55
65
SFDR (dBc)
I
OUTFS
= 20mA
I
OUTFS
= 10mA
I
OUTFS
= 5mA
0 5 10 15 20 25 30 35
f
OUT
(MHz)
0
0617-011
Figure 11. SFDR vs. f
OUT
and I
OUTFS
@ 65 MSPS and 0 dBFS