Datasheet

AD9520-0 Data Sheet
Rev. A | Page 24 of 80
–40
–150
–140
–130
–120
–110
–100
–90
–80
–70
–60
–50
1k 100M1M 10M100k10k
PHASE NOISE (dBc/Hz)
FREQUENCY (Hz)
07213-025
Figure 24. Internal VCO Phase Noise (Absolute), Direct-to-LVPECL at 2950 MHz
–100
–110
–120
–130
–140
–150
–160
10 1k100 100M1M 10M100k10k
PHASE NOISE (dBc/Hz)
FREQUENCY (Hz)
07213-128
Figure 25. Additive (Residual) Phase Noise, CLK-to-LVPECL at
245.76 MHz, Divide-by-1
–100
–110
–120
–130
–140
–150
–160
10 1k100 100M1M 10M100k10k
PHASE NOISE (dBc/Hz)
FREQUENCY (Hz)
07213-129
Figure 26. Additive (Residual) Phase Noise, CLK-to-LVPECL at
200 MHz, Divide-by-5
–100
–110
–120
–130
–140
–150
–160
10 1k100 100M1M 10M100k10k
PHASE NOISE (dBc/Hz)
FREQUENCY (Hz)
07213-130
Figure 27. Additive (Residual) Phase Noise, CLK-to-LVPECL at
1600 MHz, Divide-by-1
–110
–120
–130
–140
–150
–170
–160
10 1k100 100M1M 10M100k10k
PHASE NOISE (dBc/Hz)
FREQUENCY (Hz)
07213-131
Figure 28. Additive (Residual) Phase Noise, CLK-to-CMOS at
50 MHz, Divide-by-20
–100
–110
–120
–130
–140
–150
–160
10 1k100 100M1M 10M100k10k
PHASE NOISE (dBc/Hz)
FREQUENCY (Hz)
07213-132
Figure 29. Additive (Residual) Phase Noise, CLK-to-CMOS at
250 MHz, Divide-by-4