GENERAL DESCRIPTION
The MICRF219 is a 300MHz to 450MHz super-heterodyne, image-reject, RF receiver with Automatic Gain Control, OOK/ASK demodulator and analog RSSI output. The device integrates Auto-Poll, Valid Bit-Check, Squelch, and Desense features. It only requires a crystal and a minimum of external components to implement. It is ideal for low-cost, low-power, RKE TPMS, and remote actuation applications.