[elecena] 74HC74 (SN74HC74N) /820 - zmiany ceny SN74HC74 (HC74) OBUDOWA: DIP14 74HC74 (SN74HC74N) /820 - 1.40 PLN https://elecena.pl/product/5218202/74hc74-sn74hc74n-820 2015-06-25 74HC74 (SN74HC74N) /820 - 1.00 PLN https://elecena.pl/product/5218202/74hc74-sn74hc74n-820 2015-07-21 74HC74 (SN74HC74N) /820 - 1.29 PLN https://elecena.pl/product/5218202/74hc74-sn74hc74n-820 2020-09-26