型号 / 厂家，封装，批号，备注，订购

M87C257-80F7 / ST Microelectronics,Datasheet,06/07+,UV-Erasable PROM (EP 订购 PDF文档

M87C257-80XC1 / ST Microelectronics,Datasheet,06/07+,One-Time Programmabl 订购 PDF文档

M87C257-80XC1TR / ST Microelectronics,Datasheet,07+,ADDRESS LATCHED 256K 订购 PDF文档

M87C257-80XC3 / ST Microelectronics,Datasheet,07+,One-Time Programmabl 订购 PDF文档

M87C257-80XC6TR / ST Microelectronics,Datasheet,06/07+,ADDRESS LATCHED 256K 订购 PDF文档

M87C257-80XF1TR / ST Microelectronics,Datasheet,07+,ADDRESS LATCHED 256K 订购 PDF文档

M87C257-80XF1X / ST Microelectronics,Datasheet,06/07+,ADDRESS LATCHED 256K 订购 PDF文档

M87C257-80XF3 / ST Microelectronics,Datasheet,07+,UV-Erasable PROM (EP 订购 PDF文档

M87C257-80XF3X / ST Microelectronics,Datasheet,06/07+,ADDRESS LATCHED 256K 订购 PDF文档

M87C257-80XF6TR / ST Microelectronics,Datasheet,06/07+,ADDRESS LATCHED 256K 订购 PDF文档