ARM CORTEX-M3, 64kB Flash, 20kB RAM, 72MHz LQFP48 / IC: ARM microcontroller; 72MHz; LQFP48; 2÷3.6VDC; 16bit timers: 4 / IC: ARM microcontroller; 72MHz; LQFP48; 2÷3.6VDC; 16bit timers: 4