0
–10
REFERENCE
LEVEL = –4.2dBm
VDD = 3V, VP = 5V
ICP = 5mA
–20
PFD FREQUENCY = 200kHz
–30
LOOP BANDWIDTH = 20kHz
RES. BANDWIDTH = 10Hz
–40
VIDEO BANDWIDTH = 10Hz
–50
SWEEP = 2.5 SECONDS
AVERAGES = 30
–60
–70
–80
–90.2dBc
–90
–100
–400kHz –200kHz
900MHz
+200kHz +400kHz
Figure 8. ADF4113 Reference Spurs (900 MHz, 200 kHz,
20 kHz)
ADF4110/ADF4111/ADF4112/ADF4113
10dB/DIVISION
–40
–50
–60
RL = –40dBc/Hz
RMS NOISE = 1.6؇
–70
1.6؇ rms
–80
–90
–100
–110
–120
–130
–140
100Hz
FREQUENCY OFFSET FROM 1750MHz CARRIER 1MHz
Figure 11. ADF4113 Integrated Phase Noise (1750 MHz,
30 kHz, 3 kHz)
0
REFERENCE
VDD = 3V, VP = 5V
–10
LEVEL = –4.2dBm
ICP = 5mA
–20
PFD FREQUENCY = 200kHz
LOOP BANDWIDTH = 35kHz
–30
RES. BANDWIDTH = 1kHz
–40
VIDEO BANDWIDTH = 1kHz
SWEEP = 2.5 SECONDS
–50
AVERAGES = 30
–60
–70
–80
–90
–100
–400kHz
–200kHz
900MHz
–89.3dBc
+200kHz +400kHz
Figure 9. ADF4113 Reference Spurs (900 MHz, 200 kHz,
35 kHz)
0
REFERENCE
VDD = 3V, VP = 5V
–10
LEVEL = –8.0dBm
ICP = 5mA
–20
PFD FREQUENCY = 30kHz
LOOP BANDWIDTH = 3kHz
–30
RES. BANDWIDTH = 10kHz
–40
VIDEO BANDWIDTH = 10kHz
SWEEP = 477ms
–50
AVERAGES = 10
–60
–70
–80
–75.2dBc/Hz
–90
–100
–400Hz
–200Hz 1750MHz +200Hz
+400Hz
Figure 10. ADF4113 Phase Noise (1750 MHz, 30 kHz,
3 kHz)
0
REFERENCE
VDD = 3V, VP = 5V
–10
LEVEL = –5.7dBm
ICP = 5mA
–20
PFD FREQUENCY = 30kHz
LOOP BANDWIDTH = 3kHz
–30
RES. BANDWIDTH = 3Hz
–40
VIDEO BANDWIDTH = 3Hz
SWEEP = 255 SECONDS
–50
POSITIVE PEAK DETECT
–60
MODE
–70
–79.6dBc
–80
–90
–100
–80kHz
–40kHz 1750MHz +40kHz
+80kHz
Figure 12. ADF4113 Reference Spurs (1750 MHz, 30 kHz,
3 kHz)
0
REFERENCE
VDD = 3V, VP = 5V
–10
LEVEL = –4.2dBm ICP = 5mA
–20
PFD FREQUENCY = 1MHz
LOOP BANDWIDTH = 100kHz
–30
RES. BANDWIDTH = 10Hz
–40
VIDEO BANDWIDTH = 10Hz
SWEEP = 1.9 SECONDS
–50
AVERAGES = 45
–60
–86.6dBc/Hz
–70
–80
–90
–100
–2kHz
–1kHz
3100MHz +1kHz
+2kHz
Figure 13. ADF4113 Phase Noise (3100 MHz, 1 MHz,
100 kHz)
REV. 0
–7–