參數(shù)資料
型號: LMX2331LMDA
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: PLL合成/DDS/VCOs
英文描述: PLL FREQUENCY SYNTHESIZER, 2000 MHz, UUC
封裝: DIE
文件頁數(shù): 9/30頁
文件大?。?/td> 578K
代理商: LMX2331LMDA
Typical Application Example
DS012806-12
Operational Notes:
*
VCO is assumed AC coupled.
**
RIN increases impedance so that VCO output power is provided to the load rather than the PLL. Typical values are 10 to 200 depending on the VCO
power level. fIN RF impedance ranges from 40 to 100.fIN IF impedances are higher.
***
Adding RC filters to the VCC lines is recommended to reduce loop-to-loop noise coupling.
DS012806-13
Application Hints:
Proper use of grounds and bypass capacitors is essential to achieve a high level of performance. Crosstalk between pins can be reduced by careful
board layout.
This is an electrostatic sensitive device. It should be handled only at static free work stations.
www.national.com
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