[elecena] STM32F103RET6-U1 - zmiany ceny Mikrokontrolery (MCU); STM32F103RET6; STMICROELECTRONICS; 64 kB; FLASH; 51; 3.6 V STM32F103RET6-U1 - 33.41 PLN https://elecena.pl/product/30374883/stm32f103ret6-u1 2026-06-06 STM32F103RET6-U1 - 22.59 PLN https://elecena.pl/product/30374883/stm32f103ret6-u1 2026-09-21