32-bit Dual-Core MCU, ARM Cortex-M3, 75MHz, 256KB Flash, 136KB RAM, 74 I/O, HTQFP
64-pin HTQFP Microcontroller with 512KB FLASH, 136KB RAM, 20 ADC Channels, 6 UART Channels, ARM Cortex M3, -40°C to 105°C
32-Bit ARM Microcontroller, 768KB FLASH, 136KB RAM, 75MHz, I2C/SPI/USB/CAN/UART