关注微信公众号查券更方便
全新HD74HC299FPTR HD74HC283FPEL HD74HC280FPTL HD74HC280FPEL
AD7820LR-REEL HD74HC280FPEL MAX6340UK29+T SC1417BIMSTRT
贴片直插HD74HC280FPEL,HD74HC32RP-EL,HD74LS123FPEL
贴片直插HD74HC280FPEL,HD74HC374RPEL,HD74HC393FPEL