LMX2542 - Cellular and GPS Frequency Synthesizer System

National Semiconductor

LMX2542 Datasheet Preview — Preview of LMX2542 PDF

Datasheet Details

Part number	LMX2542
Manufacturer	National Semiconductor ↗
File Size	253.83 KB
Description	Cellular and GPS Frequency Synthesizer System
Datasheet	LMX2542_NationalSemiconductor.pdf

LMX2542 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 |