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SN74LS138AN 74LS138 译码器 全新原装
SN74ALS138AN 74LS138AN解码器多路分解器原装进口现货低价销售
SN74LS138N SN74LS139AD SN74LS139AN SN74LS145N原装
SN74LS112/138/163/165/193/247/47N AN DIP-16 原装正品芯片
SN74LS640N MC74HC138AN BL0932 TA8142AP V36ZA80 AQV454芯片
SN74LS640NMC74HC138ANBL0932
正品原装直插逻辑IC芯片
原SN74LS138N SN74LS151N SN74LS164N SN74LS173AN原装
SN74LS298N TRS232EIN SN74LS75N SN74S138AN SN75ALS194N
SN74LS174N ULN2002AN SN74F174AN SN74ALS138AN SN74ALS174N
全新SN74LS139NS SN74LS139AN SN74LS138NS SN74LS138DR SN74LS13
原装SN74LS139N SN74LS138N SN74LS298N UC3854BN TCM29C13AN原装
SN74HC245N74系列H573AN/574/00/02/04/08/164/165/125/LS138/176
CD74HCT193E SN74F138N CD74HC367E SN74LS175N SN74F163AN
复用器 SN74HCT157N SN74LS138N SN74LS139AN
