The RF803E & RF803D chipset together with suitable RF Transmitter and Receiver modules enable a secure wireless keyfob 3-button remote control system to be made . RF800 Series ICs perform all the necessary data manipulation and encoding/decoding of data for an optimum range, reliable radio link.

RF803E Transmitter Encoder RS Part Nos. 542-557 (SOT23), 542-501 (DIP8)
3 x digital inputs (pushbuttons)
Unique 16-bit serial number
Manchester encoding
Compatible with FireFly/FireBlade series and 210-433/525/458 series of ready to operate receiver decoder units
Power supply: +2.5V to +5.5Vdc
Package: SOT23 or DIP8
Application: Remote control, simple wireless telemetry

RF803D Receiver Decoder RS Part No. 542-507
Easy Learn feature for pairing with transmitters
Up to 15 transmitters can be paired
3 x digital outputs
Compatible with FireFly/FireBlade series and 205 series of ready to operate transmitter encoders (when using FM)
Power supply: +2.5V to +5.5Vdc
Package: SOIC8
Application: Remote control, simple wireless telemetry