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 Gaussian data filter for TX. No mechanical tuning is necessary in production.

FEATUREs
• Supply-voltage Range 3 V to 4.6 V (Regulated)
• Auxiliary Voltage Regulator On-chip (3.2 V to 4.6 V)
• 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)