Data Sheet
90
85
SFDR
80
75
70
SNR
65
60
SAMPLE RATE (MHz)
Figure 12. SNR/SFDR vs. Sample Rate (fS), fIN = 155 MHz
95
90
85
80
75
SFDR (dBFS), –40°C
SFDR (dBFS), +50°C
SFDR (dBFS), +105°C
70
65
SNRFS, –40°C
SNRFS, +50°C
SNRFS, +105°C
60
ANALOG INPUT FREQUENCY (MHz)
Figure 13. SNR/SFDR vs. Analog Input Frequency (fIN)
67.5
67.4
67.3
67.2
67.1
67.0
66.9
66.8
66.7
66.6
66.5
66.4
66.3
66.2
66.1
66.0
ANALOG INPUT FREQUENCY (MHz)
Figure 14. SNR vs. Analog Input Frequency (fIN), First and Second Nyquist
Zones; AIN at −3 dBFS
AD9694
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
ANALOG INPUT FREQUENCY (MHz)
Figure 15. SFDR vs. Analog Input Frequency (fIN), First and Second Nyquist
Zones; AIN at −3 dBFS
67.5
67.0
66.5
66.0
ANALOG INPUT FREQUENCY (MHz)
Figure 16. SNR vs. Analog Input Frequency (fIN), Third Nyquist Zone
AIN at −3 dBFS
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
ANALOG INPUT FREQUENCY (MHz)
Figure 17. SFDR vs. Analog Input Frequency (fIN), Third Nyquist Zone; AIN
at −3 dBFS
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