參數(shù)資料
型號： ADF4208BRUZ-RL
廠商： Analog Devices Inc
文件頁數(shù)： 23/24頁
文件大小： 0K
描述： IC PLL FREQ SYNTHESIZER 20TSSOP
標準包裝： 2,500
類型： 時鐘/頻率合成器，RF
PLL： 是
輸入： CMOS，TTL
輸出： 時鐘
電路數(shù)： 1
比率 - 輸入:輸出： 3:1
差分 - 輸入:輸出： 是/無
頻率 - 最大： 2GHz
除法器/乘法器： 無/無
電源電壓： 2.7 V ~ 5.5 V
工作溫度： -40°C ~ 85°C
安裝類型： 表面貼裝
封裝/外殼： 20-TSSOP（0.173"，4.40mm 寬）
供應(yīng)商設(shè)備封裝： 20-TSSOP
包裝： 帶卷 (TR)
ADF4206/ADF4208
Rev. A | Page 8 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
IMPEDANCE ()
50
DATA-FORMAT
MA
KEYWORD
R
PARAM-TYPE
S
FREQ-UNIT
GHz
FREQ MAGS11
ANGS11
1.35
0.816886959 –51.80711782
1.45
0.825983016 –56.20373378
1.55
0.791737125 –61.21554647
1.65
0.770543186 –61.88187496
1.75
0.793897072 –65.39516615
1.85
0.745765233 –69.24884474
1.95
0.7517547
–71.21608147
2.05
0.745594889 –75.93169947
2.15
0.713387801 –78.8391674
2.25
0.711578577 –81.71934806
2.35
0.698487131 –85.49067481
2.45
0.669871818 –88.41958754
2.55
0.668353367 –91.70921678
FREQ MAGS11
ANGS11
0.0
0.957111193 –3.130429321
0.15
0.963546793 –6.686426265
0.25
0.953621785 –11.19913586
0.35
0.953757706 –15.35637483
0.45
0.929831379 –20.3793432
0.55
0.908459709 –22.69144845
0.65
0.897303634 –27.07001443
0.75
0.876862863 –31.32240763
0.85
0.849338092 –33.68058163
0.95
0.858403269 –38.57674885
1.05
0.841888714 –41.48606772
1.15
0.840354983 –45.97597958
1.25
0.822165839 –49.19163116
01
036
-00
5
Figure 5. S-Parameter Data for the ADF4208 RF1 Input (Up to 2.5 GHz)
0
–5
–10
–15
–20
–25
–30
–35
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
VDD = 5V
VP = 5V
TA = +85°C
TA = +25°C
TA = –40°C
R
F
I
N
PU
T
PO
W
ER
(d
B
m
)
RF INPUT SENSITIVITY (GHz)
01
03
6-
00
6
Figure 6. ADF4208 RF1 Phase Noise (900 MHz, 200 kHz, 20 kHz)
FREQUENCY (Hz)
2k
–2k
–1k
900M
1k
O
UT
P
UT
P
O
W
E
R
(
d
B)
0
–90
–80
–70
–60
–30
–20
–50
–40
–10
–100
–90.5dBc/Hz
REFERENCE LEVEL =
–4.2dBm
VDD = 3V, VP = 5V
ICP = 5mA
PFD FREQUENCY = 200kHz
LOOP BANDWIDTH = 20kHz
RES. BANDWIDTH = 10Hz
VIDEO BANDWIDTH = 10Hz
SWEEP = 1.9 SECONDS
AVERAGES = 19
0
103
6-
007
Figure 7. ADF4208 RF1 Phase Noise (900 MHz, 200 kHz, 20 kHz)
FREQUENCY (Hz)
400k
–400k
–200k
900M
200k
O
U
T
P
UT
P
O
W
E
R
(
d
B)
0
–90
–80
–70
–60
–30
–20
–50
–40
–10
–100
VDD = 3V, VP = 5V
ICP = 5mA
PFD FREQUENCY = 200kHz
LOOP BANDWIDTH = 20kHz
RES. BANDWIDTH = 1kHz
VIDEO BANDWIDTH = 1kHz
SWEEP = 2.5 SECONDS
AVERAGES = 30
–90.2dBc/Hz
REFERENCE LEVEL =
–4.2dBm
01
03
6-
00
8
Figure 8. ADF4208 RF1 Reference Spurs (900 MHz, 200 kHz, 20 kHz)
FREQUENCY OFFSET FROM 900MHz CARRIER
–40
z
H
M
1
z
H
0
1
PHASE
NO
IS
E
(
d
Bc/
H
z)
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
1kHz
10kHz
100kHz
0.52° rms
10dB/DIVISION
RL = –40dBc/Hz
rms NOISE = 0.52°
0
103
6-
00
9
Figure 9. ADF4208 RF1 Integrated Phase Noise (900 MHz, 200 kHz, 20 kHz)
FREQUENCY OFFSET FROM 900MHz CARRIER
–40
z
H
M
1
z
H
0
1
P
H
A
S
E
N
O
IS
E
(d
B
c/
H
z)
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
1kHz
10kHz
100kHz
0.62° rms
10dB/DIVISION
RL =–40dBc/Hz
rms NOISE = 0.62°
01036-
010
Figure 10. ADF4208 RF1 Integrated Phase Noise (900 MHz, 200 kHz, 35 kHz)
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