LMX2541 - High Performance Frequency Synthesizer System

National Semiconductor Corporation

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Datasheet Details

Part number	LMX2541
Manufacturer	National Semiconductor Corporation
File Size	0.97 MB
Description	High Performance Frequency Synthesizer System
Datasheet	LMX2541_NationalSemiconductorCorporation.pdf

LMX2541 Product details

Description

The LMX2541 is an ultra low noise frequency synthesizer which integrates a high performance delta-sigma fractional N PLL, a VCO with fully integrated tank circuit, and an optional frequency divider.

Features

Very Low RMS Noise and Spurs.
-225 dBc/Hz Normalized PLL Phase Noise.
Integrated RMS Noise (100 Hz - 20 MHz).
2 mrad (100 Hz - 20 MHz) at 2.1 GHz.
3.5 mrad (100 Hz - 20 MHz) at 3.5 GHz Ultra Low-Noise Integrated VCO External VCO Option (Internal VCO Bypassed) VCO Frequency Divider 1 to 63 (all values) Programmable Output Power Up to 104 MHz Phase Detector Frequency Integrated Low-Noise LDOs Programmable Charge Pump Output Partially Integrated Loop Filter Digital.

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Published: Aug 31, 2009 |