90
85
SFDR (dBc)
80
75
AD9434, 370MSPS
70
65
SNR (dBFS)
60
AD9434, 500MSPS
55
50
1.5
1.6
1.7
1.8
1.9
2.0
VCM (V)
Figure 30. SNR/SFDR vs. Common-Mode Voltage; 370 MSPS, 500 MSPS,
fIN = 140.3 MHz
350
800
TOTAL POWER
700
300
600
250
IAVDD
500
200
400
300
150
200
100
IDRVDD
100
50
0
SAMPLE RATE (MSPS)
Figure 31. Current and Power vs. Sample Rate, fIN = 30.3 MHz
AD9434
80
SFDR (dBc)
75
70
AD9434, 370MSPS
65
SNR (dBFS)
60
AD9434, 500MSPS
55
50
500
600
700
800
900
ANALOG INPUT FREQUENCY (MHz)
1000
Figure 32. SNR/SFDR for AD9434-370 and AD9434-500 at 370 MSPS and
500 MSPS; AIN Sweep at −1.0 dBFS
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