Description
The Si4209 transceiver is a complete RF front end for dual-band GSM and GPRS wireless communications.
Features
- 5x5 mm 25-pin QFN Smallest solution footprint Highest integration Industry-leading performance Integrated GSM/GPRS transceiver including the following: - Digital low-IF receiver - Complete support for 900/1800, 900/1900,
850/1800, 850/1900 band configurations
- Region management flexibility
- Offset PLL transmitter - Integrated TX VCO, loop filter, and varactor - Frequency synthesizer - Integrated RF VCO, loop filter, and varactor - Digitally-controlled crystal oscillator (DCXO) - Universal an.
SI4209_SiliconLaboratories.pdf
