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全新原装MC74HC640AF SN74HC640A TC74HC640AF 74HC640A 贴片中体
丝印MC74HC640A-MC74HC597N-MC74HC595N-MC74HC595D-MC74HC595A
TC74HC640AF 5.2mm 贴片中体74HC640A SO-20 原装全新
贴片直插74HC640A，74HC74AG，74HC86AP，74HCT08D，74HCT244
74HC640A芯城百年大业，出售原装IC，拍前请先询价
74HC640A-专业一站式BOM配单原装元器件
MC74HC640ADWR HC640A SOP-20 现货库存▲品质保证
原74LS280 74LXT244 74LVT245 74HC640A原装
【只有原装】74HC640A 74HC645N 74HC646D 74HC652P 74HC670D原装
全新原装正品品质保证
74HC4066 74HC640A TD62307F MC74HCT374AF原装
原2103 UPC452G 74HC245A 74HC640A
原74HC08 74HC239 74ALS640A 74ALS166
