32-bit ARM Cortex-M3 MCU, 384KB Flash, 32MHz, LCD, USB, Op-amp, AES
32-Bit ARM Cortex-M4 MCU, 64KB Flash, 72MHz, 12-Bit ADC, QUAD 32-Pin
32-bit ARM Cortex-M4 MCU, 72MHz, 32KB Flash, 12-bit ADC, 37 I/O, PQFP-48
32-Bit ARM Cortex-M4 MCU, 64KB Flash, 72MHz, 12-Bit ADC, 32-Pin QFN