Datasheet

AD9772A
Rev. C | Page 14 of 40
TYPICAL PERFORMANCE CHARACTERISTICS
AVDD = 3.3 V, CLKDD = 3.3 V, PLLVDD = 0 V, DVDD = 3.3 V, I
OUTFS
= 20 mA. PLL disabled.
f
OUT
(MHz)
0
–60
–100
120200
AMPLITUDE (dBm)
–40
–80
40 60 80 100
–20
IN-BAND OUT-OF-BAND
02253-008
Figure 8. Single-Tone Spectral Characteristics @ f
DATA
= 65 MSPS with f
OUT
= f
DATA
/3
–12dBFS
0dBFS
–6dBFS
f
OUT
(MHz)
3015020105
90
SFDR (dBc)
85
80
75
70
65
60
55
50
25
0
2253-009
Figure 9. In-Band SFDR vs. f
OUT
@ f
DATA
= 65 MSPS
f
OUT
(MHz)
70
30150
SFDR (dBc)
65
60
55
50
45
40
35
30
20 25105
–12dBFS
0dBFS
–6dBFS
0
2253-010
Figure 10. Out-of-Band SFDR vs. f
OUT
@ f
DATA
= 65 MSPS
f
OUT
(MHz)
0
–60
–100
1500
AMPLITUDE (dBm)
–40
–80
50 100
–20
IN-BAND OUT-OF-BAND
02253-011
Figure 11. Single-Tone Spectral Characteristics @ f
DATA
= 78 MSPS with f
OUT
= f
DATA
/3
90
30150
SFDR (dBc)
85
80
75
70
65
60
55
50
20 25105
35
–6dBFS
f
OUT
(MHz)
–12dBFS
0dBFS
02253-012
Figure 12. In-Band SFDR vs. f
OUT
@ f
DATA
= 78 MSPS
f
OUT
(MHz)
70
0
AMPLITUDE (dBm)
65
60
55
50
45
40
35
30
5101520253035
–12dBFS
–6dBFS
0dBFS
0
2253-013
Figure 13. Out-of-Band SFDR vs. f
OUT
@ f
DATA
= 78 MSPS