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AD9709
Rev. B | Page 8 of 32
TYPICAL PERFORMANCE CHARACTERISTICS
AVDD = 3.3 V or 5 V, DVDD = 3.3 V, IOUTFS = 20 mA, 50 Ω doubly terminated load, differential output, TA = 25°C, SFDR up to Nyquist,
unless otherwise noted.
75
70
65
60
55
50
45
0.1
1
10
100
S
F
DR
(
d
Bc)
fOUT (MHz)
fCLK = 5MSPS
fCLK = 25MSPS
fCLK = 65MSPS
fCLK = 125MSPS
00
60
6-
0
5
Figure 4. SFDR vs. fOUT @ 0 dBFS
75
70
65
60
55
50
45
0
0.5
1.0
1.5
2.0
2.5
S
F
DR
(
d
Bc)
fOUT (MHz)
0dBFS
–6dBFS
–12dBFS
00
60
6-
0
06
Figure 5. SFDR vs. fOUT @ 5 MSPS
75
70
65
60
55
50
45
02468
10
12
S
F
DR
(
d
Bc)
fOUT (MHz)
0dBFS
–6dBFS
–12dBFS
00
60
6-
0
07
Figure 6. SFDR vs. fOUT @ 25 MSPS
75
70
65
60
55
50
45
0
5
10
15
20
25
30
35
S
F
DR
(
d
Bc)
fOUT (MHz)
–12dBFS
0dBFS
–6dBFS
00
606
-00
8
Figure 7. SFDR vs. fOUT @ 65 MSPS
75
70
65
60
55
50
45
0
1020
3040506070
S
F
DR
(
d
Bc)
fOUT (MHz)
–12dBFS
0dBFS
–6dBFS
00
60
6-
0
09
Figure 8. SFDR vs. fOUT @ 125 MSPS
75
70
65
60
55
50
45
0
5
10
15
20
25
30
35
S
F
DR
(
d
Bc)
fOUT (MHz)
IOUTFS = 5mA
IOUTFS = 10mA
IOUTFS = 20mA
00
606
-01
0
Figure 9. SFDR vs. fOUT and IOUTFS @ 65 MSPS and 0 dBFS