Datasheet

AD9215 Data Sheet
Rev. B | Page 10 of 36
TYPICAL PERFORMANCE CHARACTERISTICS
AVDD = 3.0 V, DRVDD = 2.5 V with DCS enabled, T
A
= 25°C, 2 V differential input, A
IN
= −0.5 dBFS, VREF = 1.0 V, unless
otherwise noted.
02874-A-062
–120
0
–20
–40
–60
–80
–100
0 52.5045.9439.3832.8126.2519.6913.136.56
AMPLITUDE (dBFS)
FREQUENCY (MHz)
A
IN
= –0.5dBFS
SNR = 58.0
ENOB = 9.4 BITS
SFDR = 75.5dB
Figure 9. Single-Tone 32k FFT with f
IN
= 10.3 MHZ, f
SAMPLE
= 105 MSPS
02874-A-063
–120
0
–20
–40
–60
–80
–100
0 52.5045.9439.3832.8126.2519.6913.136.56
AMPLITUDE (dBFS)
FREQUENCY (MHz)
A
IN
= –0.5dBFS
SNR = 57.8
ENOB = 9.4 BITS
SFDR = 75.0dB
Figure 10. Single-Tone 32k FFT with f
IN
= 70.3 MHz, f
SAMPLE
= 105 MSPS
02874-A-065
–120
0
–20
–40
–60
–80
–100
0 52.5045.9439.3832.8126.2519.6913.136.56
AMPLITUDE (dBFS)
FREQUENCY (MHz)
A
IN
= –0.5dBFS
SNR = 57.7
ENOB = 9.3 BITS
SFDR = 75dB
Figure 11. Single-Tone 32k FFT with f
IN
= 100.3 MHz, f
SAMPLE
= 105 MSPS
02874-A-012
ENCODE (MSPS)
dB
70
75
80
65
60
55
50
5 15 25 35 45 55 65 75 85
AIN = –0.5dBFS
1V p-p SFDR (dBc)
2V p-p SFDR (dBc)
1V p-p SNR (dB)
2V p-p SNR (dB)
Figure 12. AD9215-80 SNR/SFDR vs. f
SAMPLE
, f
IN
= 10.3 MHz
02874-A-013
ENCODE (MSPS)
dB
70
75
80
65
60
55
50
5 15 25 35 45 55 65
AIN = –0.5dBFS
2V p-p SFDR (dBc)
1V p-p SFDR (dBc)
1V p-p SNR (dB)
2V p-p SNR (dB)
Figure 13. AD9215-65 SNR/SFDR vs. f
SAMPLE
, f
IN
= 10.3 MHz
02874-A-066
55
60
65
70
75
80
85
0 10080604020
dB
f
SAMPLE
(MSPS)
2V p-p SFDR
2V p-p SNR
Figure 14. AD9215-105 SNR/SFDR vs. f
SAMPLE
, f
IN
= 10.3 MHz