0
REFERENCE
VDD = 3V, VP = 5V
–10
LEVEL = –4.2dBm
ICP = 1mA
–20
PFD FREQUENCY = 200kHz
LOOP BANDWIDTH = 35kHz
–30
RES. BANDWIDTH = 1kHz
–40
VIDEO BANDWIDTH = 1kHz
SWEEP = 2.5 SECONDS
–50
AVERAGES = 10
–60
–70
–90.67dBc
–80
–90
–100
–400kHz –200kHz
900MHz
+200kHz +400kHz
Figure 7. ADF4118 Reference Spurs (900 MHz, 200 kHz,
35 kHz)
ADF4116/ADF4117/ADF4118
0
REFERENCE
VDD = 3V, Vp = 5V
–10
LEVEL = –7.0dBm
ICP = 5mA
–20
PFD FREQUENCY = 30kHz
LOOP BANDWIDTH = 5kHz
–30
RES. BANDWIDTH = 300Hz
–40
VIDEO BANDWIDTH = 300Hz
SWEEP = 4.2ms
–50
AVERAGES = 20
–60
–72.3dBc
–70
–80
–90
–100
–60kHz
–30kHz 1750MHz +30kHz
+60kHz
Figure 10. ADF4118 Reference Spurs (1750 MHz,
30 kHz, 3 kHz)
0
REFERENCE
VDD = 3V, Vp = 5V
–10
LEVEL = –7.0dBm
ICP = 1mA
–20
PFD FREQUENCY = 30kHz
LOOP BANDWIDTH = 5kHz
–30
RES. BANDWIDTH = 10kHz
–40
VIDEO BANDWIDTH = 10kHz
SWEEP = 477ms
–50
AVERAGES = 25
–60
–70
–71.5dBc/Hz
–80
–90
–100
–400kHz –200kHz 1750MHz +200kHz +400kHz
Figure 8. ADF4118 Phase Noise (1750 MHz, 30 kHz,
3 kHz)
0
REFERENCE
VDD = 3V, Vp = 5V
–10
LEVEL = –10.3dBm ICP = 1mA
–20
PFD FREQUENCY = 1MHz
LOOP BANDWIDTH = 100kHz
–30
RES. BANDWIDTH = 10Hz
–40
VIDEO BANDWIDTH = 10Hz
SWEEP = 1.9 SECONDS
–50
AVERAGES = 26
–60
–85.2dBc/Hz
–70
–80
–90
–100 –2kHz
–1kHz
2800MHz +1kHz
+2kHz
Figure 11. ADF4118 Phase Noise (2800 MHz, 1 MHz,
100 kHz)
10dB/DIVISION
–40
–50
–60
RL = –40dBc/Hz
RMS NOISE = 2.0؇
2.0؇ rms
–70
–80
–90
–100
–110
–120
–130
–140
100Hz
FREQUENCY OFFSET FROM 1.75GHz CARRIER 1MHz
Figure 9. ADF4118 Integrated Phase Noise (1750 MHz,
30 kHz, 3 kHz)
10dB/DIVISION
–40
–50
–60
RL = –40dBc/Hz
RMS NOISE = 1.552؇
1.55؇ rms
–70
–80
–90
–100
–110
–120
–130
–140
100Hz
FREQUENCY OFFSET FROM 2.8 GHz CARRIER 1MHz
Figure 12. ADF4118 Integrated Phase Noise (2800 MHz,
1 MHz, 100 kHz)
REV. 0
–7–