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參數(shù)資料
| 型號： | MC12181 |
| 廠商： | Motorola, Inc. |
| 英文描述： | 125 -1000MHZ Frequency Synthesizer(125 -1000MHZ頻率合成器) |
| 中文描述： | 125 - 1000MHz的頻率合成器（125 - 1000MHz的頻率合成器） |
| 文件頁數(shù)： | 8/9頁 |
| 文件大?。?/td> | 110K |
| 代理商： | MC12181 |
MC12181
8
MOTOROLA RF/IF DEVICE DATA
Figure 10. Overall Transfer Function of the PLL
For the 2nd Order PLL:
Vp
Co
Ro
Vt
ZLF(s)
RoCos
1
Cos
TLF(s)
Vt(s)
Vp(s)
1 , Vp(s)
Kp(s)ZLF(s)
For the 3rd Order PLL:
Vp
Co
Ro
Vt
ZLF(s)
RoCos
1
CoRoCas2
Vt(s)
Vp(s)
(Co
Ca)s
TLF(s)
1 , Vp(s)
Kp(s)ZLF(s)
Ca
For the 4th Order PLL:
Vp
Co
Ro
Vt
ZLF(s)
(RoCos
1) (RxCxs
1)
CoRoCaRxCxs3
[ (Co
Ca)RxCx
CoRo(Cx
Ca) ] s2
(Co
Ca
Cx)s
TLF(s)
Vt(s)
Vp(s)
1
(RxCxs
1), Vp(s)
Kp(s)ZLF(s)
Ca
Rx
Cx
Figure 11. Typical Charge Pump Current versus Temperature
(VCC = 5.5 V; VP = 6.0 V)
FIGURES 11 THRU 17 COULD NOT BE PROCESSED
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| MC12181D | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:125 - 1000 MHZ FREQUENCY SYNTHESIZER |
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