Datasheet

AD9956
Rev. A | Page 15 of 32
FREQUENCY (Hz)
L(f) (dBc/Hz)
0
–10
–20
–30
–40
–60
–50
–70
–80
–90
–100
–110
–130
–120
–140
–160
–150
–170
10 1k100 10k 100k 10M1M
04806-0-027
Figure 16. RF Divider and CML Driver Residual
Phase Noise (840 MHz In, 105 MHz Out)
FREQUENCY (Hz)
L(f) (dBc/Hz)
0
–10
–20
–30
–40
–60
–50
–70
–80
–90
–100
–110
–130
–120
–140
–160
–150
–170
10 1k100 10k 100k 10M1M
04806-0-028
Figure 17. RF Divider and CML Driver Residual
Phase Noise (1240 MHz In, 155 MHz Out)
FREQUENCY (Hz)
L(f) (dBc/Hz)
0
–10
–20
–30
–40
–60
–50
–70
–80
–90
–100
–110
–130
–120
–140
–160
–150
–170
10 1k100 10k 100k 10M1M
04806-0-029
Figure 18. RF Divider and CML Driver Residual
Phase Noise (1680 MHz In, 210 MHz Out)
FREQUENCY (Hz)
L(f) (dBc/Hz)
0
–10
–20
–30
–40
–60
–50
–70
–80
–90
–100
–110
–130
–120
–140
–160
–150
–170
10 1k100 10k 100k 100M10M1M
04806-0-030
Figure 19. RF Divider and CML Driver Residual
Phase Noise (2488 MHz In, 622 MHz Out)
FREQUENCY (Hz)
L(f) (dBc/Hz)
0
–10
–20
–30
–40
–60
–50
–70
–80
–90
–100
–110
–130
–120
–140
–160
–150
–180
–170
10 1k100 10k 100k 10M1M
04806-0-031
Figure 20. Total System Phase Noise for 105 MHz Converter Clock
FREQUENCY (Hz)
L(f) (dBc/Hz)
0
–10
–20
–30
–40
–60
–50
–70
–80
–90
–100
–110
–130
–120
–140
–160
–150
–180
–170
10 1k100 10k 100k 10M1M
04806-0-032
Figure 21. Total System Phase Noise for 622 MHz OC-12 Clock