型号 / 厂家，封装，批号，备注，订购

HD74ACT251FP / Hitachi Semiconductor,Datasheet,07+,8-Line Digital Multi 订购 PDF文档

HD74ACT257 / Hitachi Semiconductor,Datasheet,07+,2-Line Digital Multi 订购 PDF文档

HD74ACT257P / Hitachi Semiconductor,Datasheet,07+,2-Line Digital Multi 订购 PDF文档

HD74ACT258FP / Hitachi Semiconductor,Datasheet,06/07+,2-Line Digital Multi 订购 PDF文档

HD74ACT258P / Hitachi Semiconductor,Datasheet,07+,2-Line Digital Multi 订购 PDF文档

HD74ACT273FP / Hitachi Semiconductor,Datasheet,07+,Octal D-Type Flip-Fl 订购 PDF文档

HD74ACT280 / Renesas Technology,Datasheet,07+,9-bit Parity Generat 订购 PDF文档

HD74ACT283 / Hitachi Semiconductor,Datasheet,07+,4-bit Binary Full Ad 订购 PDF文档

HD74ACT298 / Hitachi Semiconductor,Datasheet,06/07+,Quad 2-Input Multipl 订购 PDF文档

HD74ACT365 / Hitachi Semiconductor,Datasheet,07+,Hex Buffer-Driver wi 订购 PDF文档