Data Sheet
–40
–50
–60
10dB/DIV
R
L
= –40dBc/Hz
RMS NOISE = 1.8°
–5
–15
FIRST REFERENCE SPUR (dBc)
ADF4106
V
DD
= 3V
V
P
= 5V
–25
–35
–45
–55
–65
–75
–85
–95
02720-014
PHASE NOISE (dBc/Hz)
–70
–80
–90
–100
–110
–120
–130
–140
100Hz
FREQUENCY OFFSET FROM 5800MHz CARRIER
02720-011
–105
0
1
2
3
TUNNING VOLTAGE (V)
4
5
1MHz
Figure 11. Integrated Phase Noise (5.8 GHz,1 MHz, and 100 kHz)
Figure 14. Reference Spurs vs. V
TUNE
(5.8 GHz,1 MHz, and 100 kHz)
0
REF LEVEL = –10dBm
–10
–20
V
DD
= 3V, V
P
= 5V
I
CP
= 5mA
PFD FREQUENCY = 1MHz
LOOP BANDWIDTH = 100kHz
RES BANDWIDTH = 1kHz
VIDEO BANDWIDTH = 1kHz
SWEEP = 13 SECONDS
AVERAGES = 1
–120
V
DD
= 3V
V
P
= 5V
–130
–30
–40
–50
–60
–70
–80
–66.0dBc
PHASE NOISE (dBc/Hz)
02720-012
OUTPUT POWER (dB)
–140
–150
–65.0dBc
–160
–170
02720-015
–90
–100
–2M
–1M
5800
FREQUENCY (Hz)
1M
2M
–180
10k
100k
1M
10M
PHASE ETECTOR FREQUENCY (Hz)
100M
Figure 12. Reference Spurs (5.8 GHz,1 MHz, and 100 kHz)
Figure 15. Phase Noise (Referred to CP Output) vs. PFD Frequency
–60
V
DD
= 3V
V
P
= 3V
–70
–6
–5
–4
–3
–2
V
PP
= 5V
I
CP
SETTLING = 5mA
PHASE NOISE (dBc/Hz)
–80
I
CP
(mA)
02720-013
–1
0
1
2
–90
3
4
5
6
0
0.5
1.0
1.5
2.0
2.5
3.0
V
CP
(V)
3.5
4.0
4.5
5.0
02720-016
–100
–40
–20
0
20
40
TEMPERATURE (°C)
60
80
100
Figure 13. Phase Noise (5.8 GHz,1 MHz, and 100 kHz) vs. Temperature
Figure 16. Charge Pump Output Characteristics
Rev. E | Page 9 of 24
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