LMX2542 Datasheet (National Semiconductor) - Cellular and GPS Frequency Synthesizer System

LMX2542, Cellular and GPS Frequency Synthesizer System

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.

Using a proprietary digital phase locked loop technique, LMX2542 provides very stable, low noise local oscillato

LMX2542 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