Datasheet

ADF4360-8
Rev. A | Page 9 of 24
04763-010
OUTPUT POWER (dB)
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
–2kHz –1kHz 160MHz 1kHz 2kHz
–109.4dBc/Hz
REFERENCE
LEVEL = 1dBm
V
DD
= 3.3V, V
VCO
= 3.3V
I
CP
= 2.5mA
PFD FREQUENCY = 1MHz
LOOP BANDWIDTH = 100kHz
RES. BANDWIDTH = 30Hz
VIDEO BANDWIDTH = 30Hz
SWEEP = 1.9SECONDS
AVERAGES = 20
Figure 10. Close-In Phase Noise at 160 MHz (1 MHz Channel Spacing)
04763-011
OUTPUT POWER (dB)
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
–1.1MHz –0.55MHz 160MHz 0.55MHz 1.1MHz
–76dBc
REFERENCE
LEVEL = 1dBm
V
DD
= 3.3V, V
VCO
=3.3V
I
CP
=2.5mA
PFD FREQUENCY = 1MHz
LOOP BANDWIDTH = 100kHz
RES. BANDWIDTH = 1kHz
VIDEO BANDWIDTH = 1kHz
SWEEP = 4.2SECONDS
AVERAGES = 20
Figure 11. Reference Spurs at 160 MHz
(1 MHz Channel Spacing, 100 kHz Loop Bandwidth)
–150
–120
–130
–140
–70
–60
–90
–100
–110
–80
–40
–50
100 1k 10k 100k 1M 10M
FREQUENCY OFFSET (Hz)
OUTPUT POWER (dB)
04763-012
Figure 12. Open-Loop VCO Phase Noise, L1, L2 = 18 nH
–150
–125
–130
–120
–135
–140
–145
–85
–80
–95
–100
–105
–110
–115
–90
–70
–75
100 1k 10k 100k 1M 10M
FREQUENCY OFFSET (Hz)
OUTPUT POWER (dB)
04763-013
Figure 13. VCO Phase Noise, 400 MHz, 1 MHz PFD, 100 kHz Loop Bandwidth
04763-014
OUTPUT POWER (dB)
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
–2kHz –1kHz 400MHz 1kHz 2kHz
–103.4dBc/Hz
REFERENCE
LEVEL = 0dBm
V
DD
= 3.3V, V
VCO
= 3.3V
I
CP
= 2.5mA
PFD FREQUENCY = 1MHz
LOOP BANDWIDTH = 100kHz
RES. BANDWIDTH = 30Hz
VIDEO BANDWIDTH = 30Hz
SWEEP = 1.9SECONDS
AVERAGES = 20
Figure 14. Close-In Phase Noise at 400 MHz (1 MHz Channel Spacing)
04763-015
OUTPUT POWER (dB)
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
–1.1MHz –0.55MHz 400MHz 0.55MHz 1.1MHz
–77dBc
REFERENCE
LEVEL = 0dBm
V
DD
= 3.3V, V
VCO
=3.3V
I
CP
=2.5mA
PFD FREQUENCY = 1MHz
LOOP BANDWIDTH = 100kHz
RES. BANDWIDTH = 1kHz
VIDEO BANDWIDTH = 1kHz
SWEEP = 4.2SECONDS
AVERAGES = 20
Figure 15. Reference Spurs at 400 MHz
(1 MHz Channel Spacing, 100 kHz Loop Bandwidth)