74HC85A74HC78N74HC77A74HC76P￥1.20去看看电子元件88888发布了全新74HC85A 74HC78N 74HC77A 74HC76P 74HC76N原装进口全系列正品SN74LS77N￥90去看看小谢[s106502187]发布了正品原装进口直插14脚 SN74LS77N 74LS77P HC77N LS77A 74全系列
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