型號 / 廠家，封裝，批號，備注，訂購

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P89C51RA2XX / Philips Semiconductors,Datasheet,07+,80C51 8-bit Flash mi 訂購 PDF文檔

P89C51RB2FP / Philips Semiconductors,Datasheet,06/07+,80C51 8-bit Flash mi 訂購 PDF文檔

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P89C51RB2HFB / Philips Semiconductors,Datasheet,06/07+,80C51 8-bit Flash mi 訂購 PDF文檔

P89C51RB2BB / Philips Semiconductors,Datasheet,06/07+,80C51 8-bit Flash mi 訂購 PDF文檔