IC, 32-BIT MCU, ARM Cortex, 48MHZ, 48-QFN; Controller Family/Series:(ARM Cortex); Core Size:32bit; No. of I/O's:79; Supply Voltage Min:1.62V; Supply Voltage Max:3.6V; Digital IC Case Style:QFN; No. of Pins:48; RAM Memory Size:24KB ;RoHS Compliant: Yes