MC33493/D OOK/FSK 928～902 MHz/434～315 MHz dual frequency transmitter

MC33493/D is a UHF transmitter that complies with the ETS1 standard and is suitable for data transmission in the 315-434 MHz and 868-928 MHz frequency bands. 

The main technical features are as follows: 

・Fully integrated VC0; 

・OOK/FSK modulation; 

・Output power is adjustable from -7 to 0 dBm (868 MHz band, -40℃≤TA≤125℃); 

・The power supply voltage is 1.9～3.6 V; 

・The maximum operating current is 15.1 mA, and the standby current is 0.1 nA (typical value); 

・Provide data synchronization pulse output for microprocessor; 

・Only a few external components are required.

MC33493/D OOK modulation 434 MHz frequency band application circuit

MC33493/D FSK modulation 434 MHz frequency band application circuit