Datasheet

AD9260
Rev. C | Page 17 of 44
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.
50
55
60
65
70
75
SINAD (dB)
80
85
90
INPUT FREQUENCY (MHz)
0.1 1.0 10.0
00581-C-029
–6.0dBFS
–0.5dBFS
–20dBFS
Figure 29. SINAD vs. Input Frequency (f
CLOCK
= 20 MSPS)
–110
–105
–100
–95
–90
–85
THD (dB)
–80
–75
–70
INPUT FREQUENCY (MHz)
0.1 1.0 10.0
00581-C-030
–6.0dBFS
–0.5dBFS
–20dBFS
Figure 30. THD vs. Input Frequency (f
CLOCK
= 20 MSPS)
80
85
90
95
100
105
110
SFDR (dBc)
INPUT FREQUENCY (MHz)
0.1 1.0 10.0
00581-C-031
–6.0dBFS
–0.5dBFS
–20dBFS
Figure 31. SFDR vs. Input Frequency (f
CLOCK
= 20 MSPS)
60
65
70
75
80
85
90
SINAD (dB)
INPUT FREQUENCY (MHz)
0.1 1.0
00581-C-032
–6.0dBFS
–0.5dBFS
–20dBFS
Figure 32. SINAD vs. Input Frequency (f
CLOCK
= 10 MSPS)
–110
–105
–100
–95
–90
–85
THD (dB)
–80
–75
–70
INPUT FREQUENCY (MHz)
0.1 1.0
00581-C-033
–6.0dBFS
–0.5dBFS
–20dBFS
Figure 33. THD vs. Input Frequency (f
CLOCK
= 10 MSPS)
80
85
90
95
100
105
110
SFDR (dBc)
INPUT FREQUENCY (MHz)
0.1 1.0
00581-C-034
–6.0dBFS
–0.5dBFS
–20dBFS
Figure 34. SFDR vs. Input Frequency (f
CLOCK
= 10 MSPS)