LMX2542 - Cellular and GPS Frequency Synthesizer System

Product Overview

National Semiconductor

Datasheet Details

Part number	LMX2542
Manufacturer	National Semiconductor
File Size	253.83 KB
Description	Cellular and GPS Frequency Synthesizer System
Datasheet	LMX2542 Datasheet
Additional preview pages of the LMX2542 datasheet.

Product details

Description

LMX2542 is a highly integrated, high performance, low power frequency synthesizer system optimized for CellularCDMA 1xRTT and IS-95 mobile handsets and data systems with GPS capabilities.

Features

low current consumption: 22 mA at 2.8V. LMX2542 is available in a 28-Pin Leadless Leadframe Package (LLP). Features n Small Size 5.0 mm x 5.0 mm x 0.75 mm 28-Pin LLP n RF Synthesizer System Integrated RF VCO Integrated Loop Filter Low Spurious, Low Phase Noise Fractional-N RF PLL Based on 11-Bit ∆Σ modulator 5 kHz Frequency Resolution Cellular-CDMA LO: 2105.28 MHz to 2155.14 MHz (Requires an External LO /2 Circuit) GPS LO: 2087.73 MHz (Requires an External LO /1.5 Circuit) n IF Synthesizer Syst.

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Published: Apr 25, 2005 |