MICROCONTROLLER MCU, 32 BIT, CORTEX-M4/M0+, 100MHZ, WLCSP; Architecture:ARM Cortex-M4, ARM Cortex-M0+; CPU Speed:100MHz; Program Memory Size:512KB; RAM Memory Size:96KB; No. of Pins:49; MCU Case Style:WLCSP; No. of I/Os:39
32-bit ARM Cortex-M4 MCU, 25MHz, 512KB Flash, 106KB RAM, 39 I/O