贴片直插HD74LS245RPEL，HD74LS279FPEL，HD74LV595ASCX

贴插74LVC245ATELL-HD74HC540FPEL-SN74LV175APWR-B

贴插SN74LV245ADBR-HD74HC163FPEL-HD74HC174FPER-B

HD74LV245FPEL原装 询价拍 原装进口 全新原装