型號(hào) / 廠家，封裝，批號(hào)，備注，訂購(gòu)

QS74FCT2251CTSO / Quality Semiconductor,Datasheet,07+,8-Line Digital Multi 訂購(gòu) PDF文檔

QS74FCT2251CTZ / Quality Semiconductor,Datasheet,07+,8-Line Digital Multi 訂購(gòu) PDF文檔

QS74FCT2251TL / Quality Semiconductor,Datasheet,06/07+,8-Line Digital Multi 訂購(gòu) PDF文檔

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