贴片SN74LS148MSN74LS145MSN74LS139A￥2.20去看看芯片二极管三极管电容电阻集成电路发布了贴片直插SN74LS148M，SN74LS145M，SN74LS139A，SN74LS139D，4HD74LS145PSN74LS145N原装M74LS145P￥20去看看利荣元器件分销商发布了HD74LS145P SN74LS145N M74LS145P 全新进口原装不是国产SN74ALS139DRCD74HC365MTSN74LS145DRCD74HC365M￥20去看看品设旗舰店发布了SN74ALS139DR CD74HC365M CD74HC365MT SN74LS145DR CD4029BM贴片SN74LS148DSN74LS145DSN74LS125A￥2.10去看看芯片二极管三极管电容电阻集成电路发布了贴片直插SN74LS148D，SN74LS145D，SN74LS125A，SN74LS138M，4
