參數(shù)資料
型號: CYW2331
廠商: Cypress Semiconductor Corp.
英文描述: Dual Serial Input PLL with 2.0-GHz and 600-MHz Prescalers
中文描述: 雙串行輸入鎖相環(huán)2.0千兆赫和600兆赫預分頻器
文件頁數(shù): 9/12頁
文件大?。?/td> 259K
代理商: CYW2331
CYW2331
PRELIMINARY
9
Typical Performance Characteristics
Figure 1.
D
o
Output Current High Mode
Charge Pump Current vs D
o
Voltage
Icp=High
-6
-4
-2
0
2
4
6
0
1
2
3
4
5
D
o
Voltage (V)
D
o
Vp=5V
Vp = 5V
Vp=3V
Vp=3V
RBW
3.0kHz
VBW
3.0kHz
SWP
84.0ms
STOP
836.1505MHz
START
835.8505MHz
RL
-2.5dBm
ATTEN
10dB
VAVG
100
10dB/
MKR
-85.50dB
100.0kHz
85 dBc
Figure 3. Figure 2.
PLL Reference Spurious Level is –85.5 dBc
Charge Pump Current vs D
o
Voltage
Icp=Low
-1.5
-1
-0.5
0
0.5
1
1.5
0
1
2
3
4
5
D
o
Voltage (V)
D
o
Vp=5V
Vp = 5V
Vp=3V
Vp=3V
Figure 3.
D
o
Output Current Low Mode
Real
Imaginary
Frequency
100 MHz
Marker 1
Marker 2
Marker 3
Marker 4
623
21
14
13
–823
–120
–55
–39
1 GHz
1.8 GHz
2.2 GHz
Marker Reference
Number
1
2
3
4
Figure 4.
Input Impedance F
IN
1, F
IN
2
Input
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