32-bit ARM MCU, 50MHz, 16KB Flash, 2KB RAM, HVQFN24
32-bit ARM Cortex-M0 MCU, 50MHz, 32KB Flash, 8KB SRAM, QFN-24
32-bit ARM Cortex-M0 MCU, 50MHz, 32KB Flash, 4KB SRAM, QFN-24