Datasheet

AD9516-3 Data Sheet
Rev. C | Page 22 of 80
1600
800
1000
1200
1400
0 321
DIFFERENTIAL SWING (mV p-p)
FREQUENCY (GHz)
06422-020
Figure 25. LVPECL Differential Swing vs. Frequency
Using a Differential Probe Across the Output Pair
700
500
600
0 800
700600500400300
200100
DIFFERENTIAL SWING (mV p-p)
FREQUENCY (MHz)
06422-021
Figure 26. LVDS Differential Swing vs. Frequency
Using a Differential Probe Across the Output Pair
3
2
1
0
0 600500400300200100
OUTPUT SWING (V)
OUTPUT FREQUENCY (MHz)
C
L
= 2pF
C
L
= 10pF
C
L
= 20pF
06422-133
Figure 27. CMOS Output Swing vs. Frequency and Capacitive Load
–80
–90
–100
–110
–120
–130
–140
–150
10k 100M
10M1M
100k
PHASE NOISE (dBc/Hz)
FREQUENCY (Hz)
06422-023
Figure 28. Internal VCO Phase Noise (Absolute) Direct to LVPECL at 2250 MHz
10k 100M
10M1M100k
PHASE NOISE (dBc/Hz)
FREQUENCY (Hz)
06422-024
–80
–90
–100
–110
–120
–130
–140
–150
Figure 29. Internal VCO Phase Noise (Absolute) Direct to LVPECL at 2000 MHz
10k 100M10M1M100k
PHASE NOISE (dBc/Hz)
FREQUENCY (Hz)
06422-025
–80
–90
–100
–110
–120
–130
–140
–150
Figure 30. Internal VCO Phase Noise (Absolute) Direct to LVPECL at 1750 MHz