[elecena] SN74HC42-SMD - zmiany ceny Układ scalony SN74HC42-SMD - 5.50 PLN https://elecena.pl/product/241531/sn74hc42-smd 2007-02-28 SN74HC42-SMD - 6.00 PLN https://elecena.pl/product/241531/sn74hc42-smd 2007-10-08 SN74HC42-SMD - 6.05 PLN https://elecena.pl/product/241531/sn74hc42-smd 2011-01-05 SN74HC42-SMD - 6.00 PLN https://elecena.pl/product/241531/sn74hc42-smd 2014-06-21