Datasheet

AD9608
Rev. 0 | Page 21 of 40
AVDD = 1.8 V, DRVDD = 1.8 V, maximum sample rate, VIN = −1.0 dBFS dierential input, 1.0 V internal reference, and DCS enabled, unless
otherwise noted.
50
55
60
65
70
75
80
85
90
95
100
050
100 150 200 250
SNR/SFDR (dBFS/dBc)
ANALOG INPUT FREQUENCY (MHz)
SNRFS
SFDR
09977-029
Figure 28. SNR/SFDR vs. Input Frequency (AIN) with 2 V p-p Full Scale
0
20
40
60
80
100
120
5 152535455565758595105
SNR/SFDR (dBFS/dBc)
SAMPLE RATE (MSPS)
SFDR (dBc)
SNR (dBFS)
09977-026
Figure 29. SNR/SFDR vs. Sample Rate with AIN = 9.7 MHz
–1.0
–0.5
0
0.5
1.0
0
DNLERROR (LSB)
OUTPUT CODE
1000500
09977-019
Figure 30. DNL Error with f
IN
= 9.7 MHz
0
10
20
30
40
50
60
70
80
90
–60 –50 –40 –30 –20 –10 0
SNR/SFDR (dBc AND dBFS)
INPUT AMPLITUDE (dBFS)
SNRFS
SFDR
SNR
SFDRFS
09977-028
Figure 31. SNR/SFDR vs. Input Amplitude (AIN) with f
IN
= 9.7 MHz
0
20
40
60
80
100
120
5 152535455565758595105
SNR/SFDR (dBFS/dBc)
SAMPLE RATE (MSPS)
SFDR (dBc)
SNR (dBFS)
09977-027
Figure 32. SNR/SFDR vs. Sample Rate with AIN = 70 MHz
–1.0
–0.5
0
0.5
1.0
0 200 400 600 800 1000
INL ERROR (LSB)
OUTPUT CODE
09977-025
Figure 33. INL Error with f
IN
= 9.7 MHz