OVERVIEW
   The AX5051 is a true single chip low−power CMOS transceiver primarily for use in SRD bands. The on−chip transceiver consists of a fully integrated RF front−end with modulator, and demodulator. Base band data processing is implemented in an advanced and flexible communication controller that enables user−friendly communication via the SPI interface.

APPLICATIONs
• Telemetry
• Sensor Readout, Thermostats
• AMR
• Toys
• Wireless Audio
• Wireless Networks
• Wireless M−Bus
• Access Control
• Remote Keyless Entry
• Remote Controls
• Active RFID
• Compatible with FCC Part 15.247, FCC Part 15.249,
   EN 300 220 Wide Band, Wireless M−Bus S/T Mode
   868 MHz, Konnex RF, ARIB T−67, 802.15.4