MICRFl04 ASK 470～300 MHz Transmitter

MICRFl04 uses Micrel's latest QwikRadioTM technology and is a true "data input-wireless output" low-voltage transmitter chip. It is used in conjunction with the company's QwikRadioTM series receivers and is suitable for automatic remote keyless entry systems (RKE), remote fan/lighting control systems, door opening transmitters, telemetry sensor data transmission and security systems. 

The main technical features are as follows: 

・Operating frequency is 300～470 MHz; 

・ASK/OoK modulation; 

・Data transmission rate is 20 Kb/s; 

・Automatic antenna tuning; 

・The power supply voltage is 4.5 to 5.5 V; 

・The maximum operating current is 35 mA, and the standby current is 1.5 mA;

MICRFl04 application circuit schematic diagram