Preliminary Technical Data
CHARACTERIZATION DATA
6
5
4
3
2
1
0
-1
-2
-3
-4
-5
0
8192
16384
24576
Figure 6. AD9779 Typical INL
2
1.5
1
0.5
0
-0.5
-1
0
8192
16384
24576
Figure 7. AD9779 Typical DNL
100
F
=100MSPS
D ATA
90
80
70
60
50
0
20
Figure 8. SFDR vs. F
32768
40960
49152
57344
Code
32768
40960
49152
57344
Code
F
=200MSPS
F
=160MSPS
D ATA
D ATA
40
60
80
Fout - M Hz
, 1x Interpolation
OUT
100
95
90
85
80
75
70
65
F
60
55
50
65536
0
100
F
95
D ATA
90
85
80
75
70
65
60
55
50
65536
0
100
F
=62.5MSPS
D ATA
50MSPS
90
80
75MSPS
70
60
100
50
0
Rev. PrD | Page 9 of 34
F
F
=160MSPS
=100MSPS
D ATA
D ATA
20
40
60
Fout - MHz
Figure 9. SFDR vs. F
, 2x Interpolation
OUT
=100MSPS
F
=150MSPS
D ATA
20
40
Fout - MHz
Figure 10. SFDR vs. F
, 4x Interpolation
OUT
100MSPS
10
20
30
Fout - M Hz
Figure 11. SFDR vs. F
, 8x Interpolation
OUT
AD9779
=200MSPS
D ATA
80
100
F
=125MSPS
D ATA
F
=200MSPS
D ATA
60
80
40
50
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