ADF4116/ADF4117/ADF4118
0
REFERENCE
VDD = 3V, VP = 5V
–10
LEVEL = –9.3dBm ICP = 1mA
–20
PFD FREQUENCY = 1MHz
LOOP BANDWIDTH = 100kHz
–30
RES. BANDWIDTH = 3kHz
–40
VIDEO BANDWIDTH = 3kHz
SWEEP = 1.4 SECONDS
–50
AVERAGES = 4
–60
–77.3dBc
–70
–80
–90
–100
–2MHz
–1MHz 2800MHz +1MHz
+2MHz
Figure 13. ADF4118 Reference Spurs (2800 MHz, 1 MHz,
100 kHz)
–60
VDD = 3V
VP = 5V
–70
–80
–90
–100
–40 –20
0
20
40
60
TEMPERATURE – ؇C
80
100
Figure 16. ADF4118 Reference Spurs vs. Temperature
(900 MHz, 200 kHz, 20 kHz)
–130
–135
–140
VDD = 3V
VP = 5V
–145
–150
–155
–160
–165
–170
–175
1
10
100
1000
PHASE DETECTOR FREQUENCY – kHz
10000
Figure 14. ADF4118 Phase Noise (Referred to CP Out-
put) vs. PFD Frequency
5
–5
VDD = 3V
VP = 5V
–15
–25
–35
–45
–55
–65
–75
–85
–95
–105
0
1
2
3
4
5
TURNING VOLTAGE
Figure 17. ADF4118 Reference Spurs (200 kHz) vs.
VTUNE (900 MHz, 200 kHz, 20 kHz)
–60
–60
VDD = 3V
VP = 5V
–70
–70
–80
–80
–90
VDD = 3V
VP = 5V
–100
–40 –20
0
20
40
60
TEMPERATURE – ؇C
80
100
Figure 15. ADF4118 Phase Noise vs. Temperature
(900 MHz, 200 kHz, 20 kHz)
–90
0
20
40
60
80
100
TEMPERATURE – ؇C
Figure 18. ADF4118 Phase Noise vs. Temperature
(836 MHz, 30 kHz, 3 kHz)
–8–
REV. 0