全新SN74LS27DR2 SN74LS279DR SN74LS279AN SN74LS279AD SN74LS27

SN74LS279DR2 SOIC-16 全新原装现货

原SN74LS279DR2 MB90T678PFV-G-BND-B HD14053BP 74HC390D原装

新SN74LS86DR SN74LS201N SN74LS279N SN74LS294N R

SN74LS47/123/138/145/151/165/174/175/279/367ADR DR DRG4 原装

全新SN74LS27NS SN74LS27DR SN74LS279N SN74LS279J SN74LS274N

贴插SN74LS122DR-SN74LS112AN-MAX203ECWP+-SN74LS279AN-N

全新原装 SN74LS27DR SN74LS27D SN74LS279ANSR SN74LS279AN