[elecena] ST485ECDR - zmiany ceny Układ Scalony Interfejs Transceiver; RS485/RS422; 5Mbs; ochrona ±15-kV ESD; 4.75-5.25V; '0+70 st.C; SMD; SO8 ST485ECDR - 4.56 PLN https://elecena.pl/product/28896487/st485ecdr 2025-06-02 ST485ECDR - 3.71 PLN https://elecena.pl/product/28896487/st485ecdr 2026-08-08