[elecena] 8830 8830 - zmiany ceny MCU 1ADC, 8 bit 8052, FL 128kB, RAM 8kB, I/O 63, VDD 2.5V~5.5V, 4UART 2EUART 1I2 8830 8830 - 0.81 PLN https://elecena.pl/product/29372826/8830-8830 2025-09-19 8830 8830 - 0.69 PLN https://elecena.pl/product/29372826/8830-8830 2026-01-28