正品DM74S182NDM74S182JDM74S181N￥1.30去看看元器件之家发布了正品DM74S182N DM74S182J DM74S181N DM74S181J DM74S175NDM74175182￥30去看看宇豪正品原装店发布了贴插DM74S175J-DM74S182J-DM74S161N-DM74S162N-BDM74S182NDM74S240JDM74S20N￥0.90去看看梦想芯城OK发布了DM74S182N DM74S20N DM74S240J
