AD9260
Typical AC Characterization Curves for 4؋ Mode
(AVDD = DVDD = DRVDD = +5 V, 4 V Input Span, Differential DC Coupled Input with CML = 2 V, Full Bias)
90
90
85
–0.5dBFS
80
75
–6.0dBFS
70
85
–0.5dBFS
80
–6.0dBFS
75
65
60
–20dBFS
55
50
0.1
1
10
INPUT FREQUENCY – MHz
Figure 23. SINAD vs. Input Frequency (fCLOCK = 20 MSPS)
70
65
–20dBFS
60
0.1
1
INPUT FREQUENCY – MHz
Figure 26. SINAD vs. Input Frequency (fCLOCK = 10 MSPS)
–70
–75
–20dBFS
–80
–85
–0.5dBFS
–90
–95
–100
–6.0dBFS
–105
–110
0.1
1
10
INPUT FREQUENCY – MHz
Figure 24. THD vs. Input Frequency (fCLOCK = 20 MSPS)
–70
–75
–80
–0.5dBFS
–85
–20dBFS
–90
–95
–100
–6.0dBFS
–105
–110
0.1
1
INPUT FREQUENCY – MHz
Figure 27. THD vs. Input Frequency (fCLOCK = 10 MSPS)
110
105
–0.5dBFS
100
–6.0dBFS
95
90
85
–20dBFS
80
0.1
1
10
INPUT FREQUENCY – MHz
Figure 25. SFDR vs. Input Frequency (fCLOCK = 20 MSPS)
110
105
100
–6.0dBFS
95
90
–20dBFS
85
–0.5dBFS
80
0.1
1
INPUT FREQUENCY – MHz
Figure 28. SFDR vs. Input Frequency (fCLOCK = 10 MSPS)
REV. B
–15–