參數資料
型號: ADF4360-1
廠商: Analog Devices, Inc.
元件分類: XO, clock
英文描述: Integrated Synthesizer and VCO
中文描述: 綜合合成器和VCO
文件頁數: 8/24頁
文件大?。?/td> 539K
代理商: ADF4360-1
ADF4360-5
TYPICAL PERFORMANCE CHARACTERISTICS
Rev. 0 | Page 8 of 24
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–120
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–90
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–70
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–30
–20
–10
0
1k
10M
1M
100k
10k
FREQUENCY OFFSET (Hz)
4
3
2
1
O
Figure 4. Open-Loop VCO Phase Noise
–150
–145
–140
–135
–130
–125
–120
–115
–110
–105
–100
–95
–90
–85
–80
–75
–70
100
1k
10k
100k
1M
10M
FREQUENCY OFFSET (Hz)
O
0
Figure 5. VCO Phase Noise, 1300 MHz, 200 kHz PFD, 10 kHz Loop Bandwidth
–150
–145
–140
–135
–130
–125
–120
–115
–110
–105
–100
–95
–90
–85
–80
–75
–70
100
1k
10k
100k
1M
10M
FREQUENCY OFFSET (Hz)
O
0
Figure 6. VCO Phase Noise, 650 MHz,
Divide-by-2 Enabled 200 kHz PFD, 10 kHz Loop Bandwidth
0
O
–90
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–20
–10
0
–2kHz
–1kHz
1300MHz
1kHz
2kHz
–87.8dBc/Hz
V
DD
= 3V, V
VCO
= 3V
I
= 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 1300 MHz (200 kHz Channel Spacing)
0
O
–90
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–40
–30
–20
–10
0
–200kHz
–100kHz
1300MHz
100kHz
200kHz
–71.8dBc
V
DD
= 3V, V
VCO
= +V
I
= 2.5mA
PFD FREQUENCY = 200kHz
LOOP BANDWIDTH = 10kHz
RES. BANDWIDTH = 3kHz
VIDEO BANDWIDTH = 3kHz
SWEEP = 140 ms
AVERAGES = 100
Figure 8. Reference Spurs at 1300 MHz
(200 kHz Channel Spacing, 10 kHz Loop Bandwidth)
0
O
–90
–80
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–60
–50
–40
–30
–20
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0
–1MHz
–0.5MHz
1300MHz
0.5MHz
1MHz
–72.3dBc/Hz
V
DD
= 3V, V
VCO
= 3V
I
= 2.5mA
PFD FREQUENCY = 1MHz
LOOP BANDWIDTH = 25kHz
RES. BANDWIDTH = 30kHz
VIDEO BANDWIDTH = 30kHz
SWEEP = 50 ms
AVERAGES = 100
Figure 9. Reference Spurs at 1300 MHz
(1 MHz Channel Spacing, 25 kHz Loop Bandwidth)
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