IC快速检索：
型号 / 厂家，封装，批号，备注，订购
74DS230N / TI,,90+,010-62106431 订购 PDF文档
74DS241N / TI,,91+,010-62106431 订购 PDF文档
74DS244DDWR / TI,,99+,010-62106431 订购 PDF文档
74DS244WM / NSC,,97+,010-62106431 订购 PDF文档
74DS253D / TI,,92+,010-62106431 订购 PDF文档
74DS253DD / TI,,98+,010-62106431 订购 PDF文档
74DS257N / TI,,93+,010-62106431 订购 PDF文档
74DS258N / TI,,88+,010-62106431 订购 PDF文档