AD9762
Typical AC Characterization Curves @ +5 V Supplies
(AVDD = +5 V, DVDD = +5 V, IOUTFS = 20 mA, 50 โ Doubly Terminated Load, Differential Output, TA = +25ุC, SFDR up to Nyquist, unless otherwise noted)
90
80 5MSPS
25MSPS
50MSPS
70
100MSPS
60
125MSPS
50
0.1
1
10
100
FREQUENCY โ MHz
Figure 3. SFDR vs. fOUT @ 0 dBFS
85
โ6dBFS
80
75
โ12dBFS
0dBFS
70
65
60
55
50
0.00 0.50 1.00 1.50 2.00 2.50
FREQUENCY โ MHz
Figure 4. SFDR vs. fOUT @ 5 MSPS
85
โ6dBFS
80
โ12dBFS
75
70
0dBFS
65
60
55
50
0.00 2.00
4.00 6.00 8.00 10.00 12.00
FREQUENCY โ MHz
Figure 5. SFDR vs. fOUT @ 25 MSPS
85
80
โ6dBFS
75
โ12dBFS
70
65
0dBFS
60
55
50
0.00
5.00 10.00 15.00 20.00 25.00
FREQUENCY โ MHz
Figure 6. SFDR vs. fOUT @ 50 MSPS
85
80
75
70
โ6dBFS
65
โ12dBFS
60
0dBFS
55
50
0.00 10.00 20.00 30.00 40.00 50.00
FREQUENCY โ MHz
Figure 7. SFDR vs. fOUT @100 MSPS
85
80
75
70
65
โ6dBFS
โ12dBFS
60
55 0dBFS
50
0.00 10.00 20.00 30.00 40.00 50.00 60.00
FREQUENCY โ MHz
Figure 8. SFDR vs. fOUT @ 125 MSPS
85
455kHz
@ 5MSPS
75 2.27MHz
@ 25MSPS
4.55MHz
@ 50MSPS
65
9.1MHz
@ 100MSPS
55
11.37MHz
@ 125MSPS
45
โ30 โ25 โ20 โ15 โ10 โ5 0
AOUT โ dBFS
Figure 9. Single-Tone SFDR vs. AOUT
@ fOUT = fCLOCK/11
85
1MHz
@ 5MSPS
75
5.0MHz
@ 25MSPS
10MHz
@ 50MSPS
65
55
25MHz
@ 125MSPS
20MHz
@ 100MSPS
45
โ30 โ25 โ20 โ15 โ10 โ5
0
AOUT โ dBFS
Figure 10. Single-Tone SFDR vs.
AOUT @ fOUT = fCLOCK/5
0.675/0.725MHz
80
@ 5MSPS
3.38/3.63MHz
@ 25MSPS
70
60
13.5/14.5MHz
@ 100MSPS
50
6.75/7.25MHz
16.9/18.1MHz
@ 125MSPS
@ 50MSPS
40
โ30 โ25 โ20 โ15 โ10 โ5
0
AOUT โ dBFS
Figure 11. Dual-Tone SFDR vs. AOUT
@ fOUT = fCLOCK/7
REV. B
โ7โ