Datasheet

AD9913
Rev. A | Page 8 of 32
TYPICAL PERFORMANCE CHARACTERISTICS
0
0 20406080100120
FREQUENCY (MHz)
POWER (dBm)
−10
−20
−30
−40
−50
−60
−70
−80
−90
−100
07002-004
0
−120
99.758381 99.783381
FREQUENCY (MHz)
SFDR (dBm)
−20
−40
−60
−80
−100
99.763381 99.768381 99.773381 99.778381
07002-007
Figure 4. Wideband SFDR @ 99.76 MHz f
OUT
(250 MHz Clock, 4 mA DAC Full-Scale Current, PLL Bypassed)
Figure 7. Narrow-Band SFDR @ 99.76 MHz f
OUT
(250 MHz Clock, 4 mA DAC Full-Scale Current, PLL Bypassed)
0
−120
FREQUENCY (MHz)
SFDR (dBm)
−20
−40
−60
−80
−100
25.124918 25.17491825.134918 25.144918 25.154918 25.164918
25.129918 25.139918 25.149918 25.159918 25.169918
07002-008
0
0 20406080100120
FREQUENCY (MHz)
POWER (dBc)
−10
−20
−30
−40
−50
−60
−70
−80
−90
−100
07002-005
Figure 5. Wideband SFDR @ 25.14 MHz f
OUT
(250 MHz Clock, 4 mA DAC Full-Scale Current, PLL Bypassed)
Figure 8. Narrow-Band SFDR @ 25.14 MHz f
OUT
(250 MHz Clock, 4 mA DAC Full-Scale Current, PLL Bypassed)
–
50
–90
00
07002-031
f
OUT
(% of System Clock)
SFDR (dBc)
.45
–
50
–90
00
07002-032
f
OUT
(% of System Clock)
SFDR (dBc)
–55
–60
–65
–70
–75
–80
–85
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40
1.7V
1.8V
1.9V
.45
–55
–60
–65
–70
–75
–80
–85
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40
–40°C
+25°C
+85ºC
Figure 6. SFDR vs. Supply Variation
(250 MHz Clock, 4 mA DAC Full-Scale Current, PLL Bypassed)
Figure 9. SFDR vs. Temperature
(250 MHz Clock, 4 mA DAC Full-Scale Current, PLL Bypassed)