1.2 Features

• fully integrated frequency synthesizer

• VCO without external components

• ASK and FSK modulation

• frequency range 866 ... 870 MHz

• high efficiency power amplifier (typically 10 dBm)

• low supply current

• voltage supply range 2.1 ... 4 V

• temperature range −40 ... +85°C

• power down mode

• crystal oscillator 13.56 MHz

• FSK-switch

• divided clock output for μC

• low external component count