[elecena] SN74HC253 - zmiany ceny Układ scalony SN74HC253 - 1.50 PLN https://elecena.pl/product/1223821/sn74hc253 2010-11-23 SN74HC253 - 1.51 PLN https://elecena.pl/product/1223821/sn74hc253 2011-01-05 SN74HC253 - 1.50 PLN https://elecena.pl/product/1223821/sn74hc253 2014-06-21