adf4206 Analog Devices, Inc., adf4206 Datasheet - Page 8

• Manufacturer Part Number: adf4206
• Description: Dual Rf Pll Frequency Synthesizers
• Manufacturer: Analog Devices, Inc.

ADF4206/ADF4208
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 5. S-Parameter Data for the ADF4208 RF1 Input (Up to 2.5 GHz)
Figure 6. ADF4208 RF1 Phase Noise (900 MHz, 200 kHz, 20 kHz)
Figure 7. ADF4208 RF1 Phase Noise (900 MHz, 200 kHz, 20 kHz)
–100
–10
–15
–20
–25
–30
–35
–10
–20
–30
–40
–50
–60
–70
–80
–90
–5
FREQ-UNIT
FREQ MAGS11
0.0
0.15
0.25
0.35
0.45
0.55
0.65
0.75
0.85
0.95
1.05
1.15
1.25
0
0
0
GHz
V
V
DD
P
0.957111193 –3.130429321
0.963546793 –6.686426265
0.953621785 –11.19913586
0.953757706 –15.35637483
0.929831379 –20.3793432
0.908459709 –22.69144845
0.897303634 –27.07001443
0.876862863 –31.32240763
0.849338092 –33.68058163
0.858403269 –38.57674885
0.841888714 –41.48606772
0.840354983 –45.97597958
0.822165839 –49.19163116
= 5V
–2k
= 5V
0.5
REFERENCE LEVEL =
–4.2dBm
PARAM-TYPE
T
S
A
= +85°C
ANGS11
RF INPUT SENSITIVITY (GHz)
1.0
–1k
T
A
DATA-FORMAT
= +25°C
FREQUENCY (Hz)
MA
1.5
FREQ MAGS11
1.35
1.45
1.55
1.65
1.75
1.85
1.95
2.05
2.15
2.25
2.35
2.45
2.55
900M
V
I
PFD FREQUENCY = 200kHz
LOOP BANDWIDTH = 20kHz
RES. BANDWIDTH = 10Hz
VIDEO BANDWIDTH = 10Hz
SWEEP = 1.9 SECONDS
AVERAGES = 19
KEYWORD
CP
T
0.816886959 –51.80711782
0.825983016 –56.20373378
0.791737125 –61.21554647
0.770543186 –61.88187496
0.793897072 –65.39516615
0.745765233 –69.24884474
0.7517547
0.745594889 –75.93169947
0.713387801 –78.8391674
0.711578577 –81.71934806
0.698487131 –85.49067481
0.669871818 –88.41958754
0.668353367 –91.70921678
DD
2.0
A
= 5mA
= –40°C
R
= 3V, V
1k
IMPEDANCE (Ω)
–90.5dBc/Hz
2.5
P
–71.21608147
= 5V
ANGS11
50
3.0
2k
3.5
Rev. A | Page 8 of 24
Figure 10. ADF4208 RF1 Integrated Phase Noise (900 MHz, 200 kHz, 35 kHz)
Figure 9. ADF4208 RF1 Integrated Phase Noise (900 MHz, 200 kHz, 20 kHz)
Figure 8. ADF4208 RF1 Reference Spurs (900 MHz, 200 kHz, 20 kHz)
–100
–110
–120
–130
–140
–100
–60
–70
–80
–90
–40
–50
–90
–100
–110
–120
–130
–140
–10
–20
–30
–40
–50
–60
–70
–80
–60
–70
–80
–90
–40
–50
1
0
1
0
0
0
H
0
H
z
z
–400k
REFERENCE LEVEL =
–4.2dBm
FREQUENCY OFFSET FROM 900MHz CARRIER
FREQUENCY OFFSET FROM 900MHz CARRIER
1kHz
1kHz
–200k
FREQUENCY (Hz)
900M
10kHz
10kHz
V
I
PFD FREQUENCY = 200kHz
LOOP BANDWIDTH = 20kHz
RES. BANDWIDTH = 1kHz
VIDEO BANDWIDTH = 1kHz
SWEEP = 2.5 SECONDS
AVERAGES = 30
CP
DD
= 5mA
= 3V, V
200k
–90.2dBc/Hz
10dB/DIVISION
rms NOISE = 0.52°
100kHz
P
R
100kHz
10dB/DIVISION
rms NOISE = 0.62°
R
L
= 5V
L
0.62° rms
= –40dBc/Hz
0.52° rms
= –40dBc/Hz
400k
1
M
1
M
H
z
H
z