MCU, 32BIT, CORTEX-M4, 100MHZ, QFN-48; Architecture:ARM Cortex-M4; Program Memory Size:512KB; RAM Memory Size:64KB; CPU Speed:100MHz; No. of I/O's:34; MCU Case Style:QFN; No. of Pins:48; Embedded Interface Type:I2C, SPI, UART, USART; Supply Voltage Min:1.62V; Supply Voltage Max:3.6V; Packaging:Each;