型号 / 厂家，封装，批号，备注，订购

SN74S471 / Texas Instruments,Datasheet,07+,256 x 8 TTL PROM Mem 订购 PDF文档

SN74S472 / Texas Instruments,Datasheet,07+,512 x 8 TTL PROM Mem 订购 PDF文档

SN74S472J4 / Fujitsu,Datasheet,07+,Compatible TTL circu 订购 PDF文档

SN74S472NP3 / Fujitsu,Datasheet,07+,Compatible TTL circu 订购 PDF文档

SN74S473 / Texas Instruments,Datasheet,07+,512 x 8 TTL PROM Mem 订购 PDF文档

SN74S475 / Texas Instruments,Datasheet,07+,512 x 8 TTL PROM Mem 订购 PDF文档

SN74S476J / Texas Instruments,Datasheet,06/07+,PROGRAMMABLE READ-ON 订购 PDF文档

SN74S479J / Texas Instruments,Datasheet,06/07+,Fuse-Programmable PR 订购 PDF文档

SN74S481 / Texas Instruments,Datasheet,06/07+,Supply Division Prod 订购 PDF文档

SN74S481N / Texas Instruments,Datasheet,06/07+,Microprocessor Slice 订购 PDF文档