Data Sheet ADF4212L
Rev. E | Page 11 of 28
FIRST REFERENCE SPUR (dBc)
0
–20
–40
–60
–80
–100
0 1
2
3
4
5
TUNING VOLTAGE (V)
02774-017
Figure 17. RF Reference Spurs (200 kHz) vs. V
TUNE
(1750 MHz, 200 kHz, 20 kHz)
FIRST REFERENCE SPUR (dBc)
0
–20
–120
–40
–60
–80
–100
01
234
TUNING VOLTAGE (V)
5
02774-018
Figure 18. IF Reference Spurs (200 kHz) vs. V
TUNE
(1750 MHz, 200 kHz, 20 kHz)
PHASE NOISE (dBc/Hz)
0
–10
–70
–20
–40
–50
–60
–40 –20 0 20 40
60 80 100
TEMPERATURE (°C)
–80
–90
–100
–30
02774-019
Figure 19. RF Phase Noise vs. Temperature (1750 MHz, 200 kHz, 20 kHz)
PHASE NOISE (dBc/Hz)
0
–10
–70
–20
–40
–50
–60
TEMPERATURE (°C)
–80
–90
–100
–30
10080604020
0
–20
–40
02774-020
Figure 20. IF Phase Noise vs. Temperature (540 MHz, 200 kHz, 20 kHz)
PHASE NOISE (dBc/Hz)
0
–10
–70
–20
–40
–50
–60
0 1 2 3 4 5
TUNING VOLTAGE (V)
–80
–90
–100
–30
02774-021
Figure 21. RF Noise vs. V
TUNE
PHASE NOISE (dBc/Hz)
–10
0
–70
–20
–40
–50
–60
4321
0 5
TUNING VOLTAGE (V)
–80
–90
–100
–30
02774-022
Figure 22. IF Noise vs. V
TUNE