IC快速检索：
型号 / 厂家，封装，批号，备注，订购
MB74LS240MG / ,,07+,正品!010-62104891 订购 PDF文档
MB74LS241MG / ,,07+,正品!010-62104891 订购 PDF文档
MB74LS241P / ,,07+,原装全新货 订购 PDF文档
MB74LS2423 / ,,07+,原装全新货 订购 PDF文档
MB74LS244N / FSC,,99+,全新原装010-51901725/6 订购 PDF文档
MB74LS244P / ,,07+,正品!010-62104891 订购 PDF文档
MB74LS244PC / ,,07+,正品!010-62104891 订购 PDF文档
MB74LS244PF-G-BND- / ,,07+,正品!010-62104891 订购 PDF文档