2.4GHz WDECT/ISM SINGLE CHIP TRANSCEIVER
Description
The T2803 is an RF IC for low-power applications in the 2.45 GHz ISM band. The QFN48-packaged IC is a complete transceiver including image rejection mixer, IF amplifier, FM demodulator, baseband filter, RSSI, TX preamplifier, power-ramping generator for power amplifiers, integrated synthesizer, fully integrated VCO and Gaus sian data filter for TX. No mechanical tuning is necessary in production.
Features
• Supply-voltage Range 3V to 4.6V Regulated
• Auxiliary Voltage Regulator On-chip 3.2V to 4.6V
• Low Current Consumption
• Few Low-cost External Components
• No Mechanical Tuning Required
• Supports Multiple Reference Clocks 10.368 MHz/13.824 MHz
• Fast Settling Synthesizer 864 kHz Channel Spacing
• TX Preamplifier with 3 dBm Output Power at 2.45 GHz 4 Programmable Power Levels
• Ramp-signal Generator for Power Ramping and Power Control of External SiGe Power Amplifier T7024 and T7026