SN32F268 | ATmega32U4 | AT90USB1286 | Proton C - STM32F303xC | Blackpill - STM32F411 | Nice Nano (nRF52840) | RP2040 | |
---|---|---|---|---|---|---|---|
Speed | 48MHz | 16MHz | 16MHz | 72MHz | ~96MHz | 64MHz | 2@ 133MHz |
Voltage | 3.3V | 5V | 5V | 3.3V with some 5V capable pins | 3.3V with 5V capable pins | 3.3v | 3.3v |
Flash size | 32kB (~28kB usable) | 32kB (28kB usable) | 128kB (120kB usable) | 256kB | 512kB | 1MB | off-chip flash, up to 16MB |
EEPROM si |