Datasheet

AD9204
Rev. 0 | Page 15 of 36
AD9204-40
AVDD = 1.8 V; DRVDD = 1.8 V, maximum sample rate, 2 V p-p differential input, 1.0 V internal reference; AIN = −1.0 dBFS, DCS
disabled, unless otherwise noted.
0
–20
–40
–60
–80
–100
–120
0 5 10 15 20
FREQUENCY (MHz)
AMPLITUDE (dB)
08122-028
40MSPS
9.7MHz @ –1dBFS
SNR = 60.6dB (61.6dBFS)
SFDR = 82.0dBc
Figure 23. AD9204-40 Single-Tone FFT with f
IN
= 9.7 MHz
24680 101214161820
0
–20
–40
–60
–80
–100
–120
FREQUENCY (MHz)
AMPLITUDE (dB)
08122-029
40MSPS
30.5MHz @ –1dBFS
SNR = 60.6dB (61.6dBFS)
SFDR = 83.8dBc
Figure 24. AD9204-40 Single-Tone FFT with f
IN
= 30.5 MHz
90
SNR
SNRFS
SFDR
80
60
40
20
10
0
–60 –50 –30 –10 0
INPUT AMPLITUDE (dBc)
SNR/SFDR (dBc/dBFS)
08122-059
70
50
30
–40 –20
SFDRFS
Figure 25. AD9204-40 SNR/SFDR vs. Input Amplitude (AIN) with f
IN
= 9.7 MHz