Datasheet

AD9253 Data Sheet
Rev. 0 | Page 16 of 40
AD9253-105
0
–20
–40
–60
–80
–100
–120
–140
0 1020304050
AMPLITUDE (dBFS)
FREQUENCY (MHz)
10065-020
AIN = –1dBFS
SNR = 75.1dB
ENOB = 12.02 BITS
SFDR = 97.8dBc
Figure 20. Single-Tone 16k FFT with f
IN
= 9.7 MHz, f
SAMPLE
= 105 MSPS
0
–20
–40
–60
–80
–100
–120
–140
0 1020304050
AMPLITUDE (dBFS)
FREQUENCY (MHz)
10065-090
AIN = –1dBFS
SNR = 74dB
ENOB = 11.9 BITS
SFDR = 92.1dBc
Figure 21. Single-Tone 16k FFT with f
IN
= 30.5 MHZ, f
SAMPLE
= 105 MSPS
0
–20
–40
–60
–80
–100
–120
–140
0 1020304050
AMPLITUDE (dBFS)
FREQUENCY (MHz)
10065-021
AIN = –1dBFS
SNR = 73.4dB
ENOB = 11.9 BITS
SFDR = 89.8dBc
Figure 22. Single-Tone 16k FFT with f
IN
= 70 MHz, f
SAMPLE
= 105 MSPS
0
–20
–40
–60
–80
–100
–120
–140
0 1020304050
AMPLITUDE (dBFS)
FREQUENCY (MHz)
10065-022
AIN = –1dBFS
SNR = 73.1dB
ENOB = 11.6 BITS
SFDR = 85dBc
Figure 23. Single-Tone 16k FFT with f
IN
= 140 MHz, f
SAMPLE
= 105 MSPS
0
–20
–40
–60
–80
–100
–120
–140
0 1020304050
AMPLITUDE (dBFS)
FREQUENCY (MHz)
10065-023
AIN = –1dBFS
SNR = 71.2dB
ENOB = 11.3 BITS
SFDR = 82dBc
Figure 24. Single-Tone 16k FFT with f
IN
= 200 MHz, f
SAMPLE
= 105 MSPS
120
–20
–100 0
SNR/SFDR (dBFS/dBc)
INPUT AMPLITUDE (dBFS)
10065-031
SFDRFS
SFDR
SNRFS
SNR
0
20
40
60
80
100
–90 –80 –70 –60 –50 –40 –30 –20 –10
Figure 25. SNR/SFDR vs. Analog Input Level, f
IN
= 9.7 MHz, f
SAMPLE
= 105 MSPS