The MICRF219A and MICRF220 are 300 to 450MHz ISM band superheterodyne, image-reject RF receivers.
RF Frequency Range: 300 to 450MHz ISM Band Receiver Sensitivity: -110dBm @ 1kbps, 0.1% BER Modulation: ASK, OOK OTA Data Rate: up to 20kbps Analogue RSSI output range: 60dB Auto-polling with bit checking (MICRF219A) Data output squelch until valid bits detected Shutdown mode Serial interface for register programming (MICRF219A) Power supply: +3.0 to +3.6Vdc Operating temperature range: -40 to +105°C 3kV HBM ESD rating Applications: Remote control, Automotive keyless entry