ADF4360-7_15 Datasheet, PDF (8/28 Pages) Analog Devices – Integrated Synthesizer and VCO

ADF4360-7
TYPICAL PERFORMANCE CHARACTERISTICS
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FREQUENCY OFFSET (Hz)
Figure 4. Open-Loop VCO Phase Noise, L1, L2 = 13 nH
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Figure 5. VCO Phase Noise, 500 MHz, 200 kHz PFD, 10 kHz Loop Bandwidth
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Figure 6. VCO Phase Noise, 250 MHz,
Divide-by-2 Enabled 200 kHz PFD, 10 kHz Loop Bandwidth
Data Sheet
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V_DD = 3.3V, V_VCO = 3.3V
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REFERENCE
I_CP = 2.5mA
LEVEL = –3.5dBm
PFD FREQUENCY = 200kHz
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LOOP BANDWIDTH = 10kHz
RES. BANDWIDTH = 30Hz
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VIDEO BANDWIDTH = 30Hz
SWEEP = 1.9 SECONDS
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AVERAGES = 10
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–96.4dBc/Hz
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–2kHz
–1kHz
500MHz
1kHz
2kHz
Figure 7. Close-In Phase Noise at 500 MHz (200 kHz Channel Spacing)
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V_DD = 3.3V, V_VCO = 3.3V
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REFERENCE
I_CP = 2.5mA
LEVEL = –3dBm
PFD FREQUENCY = 200kHz
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LOOP BANDWIDTH = 10kHz
RES. BANDWIDTH = 1kHz
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VIDEO BANDWIDTH = 1kHz
AVERAGES = 20
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–74dBc
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–0.25MHz
–0.1MHz
1250MHz
0.1MHz
0.25MHz
Figure 8. Reference Spurs at 500 MHz
(200 kHz Channel Spacing, 10 kHz Loop Bandwidth)
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V_DD = 3.3V, V_VCO = 3.3V
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REFERENCE
I_CP = 2.5mA
LEVEL = –3dBm
PFD FREQUENCY = 1MHz
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LOOP BANDWIDTH = 25kHz
RES. BANDWIDTH = 1kHz
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VIDEO BANDWIDTH = 1kHz
SWEEP = 4.2 SECONDS
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AVERAGES = 20
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–79dBc
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–1.1MHz
–0.55MHz
500MHz
0.55MHz
1.1MHz
Figure 9. Reference Spurs at 500 MHz
(1 MHz Channel Spacing, 25 kHz Loop Bandwidth)
Rev. D | Page 8 of 28