型号 / 厂家，封装，批号，备注，订购

M87C257-20C1TR / ST Microelectronics,Datasheet,06/07+,ADDRESS LATCHED 256K 订购 PDF文档

M87C257-20C3 / ST Microelectronics,Datasheet,07+,One-Time Programmabl 订购 PDF文档

M87C257-20C3TR / ST Microelectronics,Datasheet,07+,ADDRESS LATCHED 256K 订购 PDF文档

M87C257-20C7 / ST Microelectronics,Datasheet,06/07+,One-Time Programmabl 订购 PDF文档

M87C257-20C7X / ST Microelectronics,Datasheet,07+,ADDRESS LATCHED 256K 订购 PDF文档

M87C257-20F1TR / ST Microelectronics,Datasheet,06/07+,ADDRESS LATCHED 256K 订购 PDF文档

M87C257-20F3 / ST Microelectronics,Datasheet,07+,UV-Erasable PROM (EP 订购 PDF文档

M87C257-20F3TR / ST Microelectronics,Datasheet,06/07+,ADDRESS LATCHED 256K 订购 PDF文档

M87C257-20F6 / ST Microelectronics,Datasheet,07+,UV-Erasable PROM (EP 订购 PDF文档

M87C257-20XC1 / ST Microelectronics,Datasheet,07+,One-Time Programmabl 订购 PDF文档