ADF41020(Rev0) View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
ADF41020 Datasheet PDF : 16 Pages
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Data Sheet
TYPICAL PERFORMANCE CHARACTERISTICS
20
10
8/9 PRESCALER
0
–10
–20
–30
–40
16/17 PRESCALER
–50
–60
–70
0
5
10
15
20
25
FREQUENCY (GHz)
Figure 4. RF Input Sensitivity
6
5
5.0mA
4.375mA
4
3.75mA
3.125mA
3
2.5mA
2
1.875mA
1.25mA
1
0.625mA
0
0.625mA
–1
1.25mA
1.875mA
–2
2.5mA
–3
3.125mA
3.75mA
–4
4.375mA
–5
5.0mA
–6
0
0.5
1.0
1.5
2.0
2.5
3.0
VCP (V)
Figure 5. Charge Pump Output Characteristics
0
–20
–40
–60
–80
–100
–120
–140
–160
–180
100
1k
10k
100k
1M
10M
FREQUENCY OFFSET (Hz)
Figure 6. Closed-Loop Phase Noise, RF = 12.5 GHz, PFD = 2.5 MHz,
Loop Bandwidth = 20 kHz
ADF41020
10
5
0
–5
–10
–15
–20
–25
0
100 200 300 400 500 600 700 800 900 1000
FREQUENCY (MHz)
Figure 7. REFIN Sensitivity
FREQ UNIT: GHz KEYWORD: R
PARAM TYPE: s
DATA FORMAT: MA
FREQ
4.0
4.2
4.4
4.6
4.8
5.0
5.2
5.4
5.6
5.8
6.0
6.2
6.4
6.6
6.8
7.0
7.2
7.4
7.6
7.8
8.0
8.2
8.4
8.6
8.8
9.0
9.2
9.4
9.6
9.8
10.0
MAGS11
0.20099200
0.19669930
0.19140480
0.18317790
0.17232760
0.16071930
0.14943970
0.13791310
0.12839340
0.12090700
0.11516160
0.11252430
0.11213720
0.11236920
0.11323590
0.11401910
0.11361600
0.11225360
0.10909150
0.10484100
0.09871251
0.09258573
0.08667851
0.08075383
0.07542522
0.07048169
0.06751262
0.06561201
0.06308079
0.05995205
0.05666475
ANGS11
–133.9429000
–134.7069000
–135.0024000
–135.1249000
–135.0415000
–135.1840000
–136.0447000
–137.7694000
–140.5623000
–144.7454000
–149.8260000
–155.1801000
–160.0477000
–164.5794000
–168.1217000
–170.9163000
–173.2882000
–175.2539000
–176.9327000
–179.0774000
178.5525000
175.9697000
172.5878000
168.3692000
163.5676000
159.0954000
154.6976000
149.2087000
142.2284000
137.8226000
134.1730000
FREQ
10.2
10.4
10.6
10.8
11.0
11.4
11.8
12.2
12.6
13.0
13.4
13.8
14.2
14.6
15.0
15.2
15.4
15.6
15.8
16.0
16.2
16.4
16.6
16.8
17.0
17.2
17.4
17.6
17.8
18.0
MAGS11
0.05542031
0.05306026
0.05123230
0.04471957
0.03846882
0.03402513
0.04456061
0.05158395
0.06039219
0.05580344
0.08402054
0.10374910
0.11639920
0.13647950
0.16700580
0.18309070
0.19458010
0.20377790
0.21170140
0.21883690
0.22280700
0.22498210
0.22589250
0.22572100
0.22596830
0.23197900
0.24339450
0.26023130
0.28636130
0.31905490
ANGS11
130.0581000
126.9556000
115.8988000
102.0333000
86.3895600
51.1515300
21.0829700
16.8124600
16.5178200
31.4631600
36.3540700
18.8428500
0.2817307
–15.4473000
–22.3273100
–24.3333900
–25.3870800
–25.0101800
–24.2554800
–23.4312200
–23.5596400
–24.411100
–26.5202700
–30.3773300
–36.2808700
–42.8398200
–50.7222200
–57.5844600
–63.0764200
–67.5389600
Figure 8. S-Parameters
Rev. 0 | Page 7 of 16
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