[elecena] SN54LS221J-TEX-0 - zmiany ceny IC: cyfrowy; monostabilny,multiwibrator; THT; CDIP16; LS SN54LS221J-TEX-0 - 68.33 PLN https://elecena.pl/product/28280724/sn54ls221j-tex-0 2025-04-09 SN54LS221J-TEX-0 - 72.13 PLN https://elecena.pl/product/28280724/sn54ls221j-tex-0 2025-05-05