参数资料
型号: ADF4208BRUZ
厂商: Analog Devices Inc
文件页数: 23/24页
文件大小: 0K
描述: IC PLL FREQ SYNTHESIZER 20TSSOP
标准包装: 75
类型: 时钟/频率合成器,RF
PLL:
输入: CMOS,TTL
输出: 时钟
电路数: 1
比率 - 输入:输出: 3:1
差分 - 输入:输出: 是/无
频率 - 最大: 2GHz
除法器/乘法器: 无/无
电源电压: 2.7 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-TSSOP
包装: 管件
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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