Datasheet

ADF4360-4
Data Sheet
Rev. B | Page 8 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
04438-004
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150
–
160
–
170
–
140
–
130
–
120
–
110
–100
–
90
–80
–
70
–
40
–
50
–
60
–
30
–
20
–
10
0
1k
10M
1M
100k10k
FREQUENCY OFFSET (Hz)
4
3
2
1
OUTPUT POWER (dB)
Figure 4. Open-Loop VCO Phase Noise
04438-005
–140
–145
–
150
–
135
–130
–125
–
120
–115
–
110
–
105
–
90
–
95
–
100
–85
–
80
–
75
–
70
100
10M1M
100k10k
1k
FREQUENCY OFFSET (Hz)
OUTPUT POWER (dB)
Figure 5. VCO Phase Noise, 1600 MHz, 200 kHz PFD, 10 kHz Loop Bandwidth
04438-006
–140
–145
–
150
–135
–130
–
125
–
120
–
115
–110
–105
–90
–95
–100
–
85
–
80
–
75
–70
100
10M1M100k
10k1k
FREQUENCY OFFSET (Hz)
OUTPUT POWER (dB)
Figure 6. VCO Phase Noise, 800 MHz,
Divide-by-2 Enabled, 200 kHz PFD, 10 kHz Loop Bandwidth
04438-007
OUTPUT POWER (dB)
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
–2kHz –1kHz 1600MHz 1kHz 2kHz
–87.2dBc/Hz
V
DD
= 3V, V
VCO
= 3V
I
CP
= 2.5mA
PFD FREQUENCY = 200kHz
LOOP BANDWIDTH = 10kHz
RES. BANDWIDTH = 30Hz
VIDEO BANDWIDTH = 30Hz
SWEEP = 1.9 SECONDS
AVERAGES = 10
Figure 7. Close-In Phase Noise at 1600 MHz (200 kHz Channel Spacing)
04438-008
OUTPUT POWER (dB)
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
–200kHz
–100kHz 1600MHz 100kHz 200kHz
–74.3dBc
V
DD
= 3V, V
VCO
= 3V
I
CP
= 2.5mA
PFD FREQUENCY = 200kHz
LOOP BANDWIDTH = 10kHz
RES. BANDWIDTH = 3kHz
VIDEO BANDWIDTH = 3kHz
SWEEP = 14 ms
AVERAGES = 100
Figure 8. Reference Spurs at 1600 MHz
(200 kHz Channel Spacing, 10 kHz Loop Bandwidth)
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OUTPUT POWER (dB)
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
–1MHz –0.5MHz 1600MHz 0.5MHz 1MHz
–77.5dBc/Hz
V
DD
= 3V, V
VCO
= 3V
I
CP
= 2.5mA
PFD FREQUENCY = 1MHz
LOOP BANDWIDTH = 25kHz
RES. BANDWIDTH = 30kHz
VIDEO BANDWIDTH = 30kHz
SWEEP = 50 ms
AVERAGES = 100
Figure 9. Reference Spurs at 1600 MHz
(1 MHz Channel Spacing, 25 kHz Loop Bandwidth)