參數(shù)資料
型號: MC12181D
廠商: MOTOROLA INC
元件分類: XO, clock
英文描述: 125 - 1000 MHZ FREQUENCY SYNTHESIZER
中文描述: PLL FREQUENCY SYNTHESIZER, 1000 MHz, PDSO16
封裝: PLASTIC, SO-16
文件頁數(shù): 8/9頁
文件大?。?/td> 110K
代理商: MC12181D
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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