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DM74LS245MX DM74LS245AN DM74LS244WM DM74LS244SJ DM74LS244N#
全新原装LS244SJ集成电路芯片
DM74LS244SJX 丝印LS244SJ 中体贴片SOP-20/5.2mm 全新原装可直拍
DM74LS244SJX LS244SJ SOP-20中体 5.2MM FSC进口原装
贴片直插DM54LS244J，DM74ALS32M，DM74AS280N，DM74LS00SJ
