型号 / 厂家，封装，批号，备注，订购

IN74HC221N / Integral,Datasheet,07+,Dual monostable mult 订购 PDF文档

IN74HC241A / IK Semiconductor,Datasheet,06/07+,Octal Buffer/Line Dr 订购 PDF文档

IN74HC241ADW / Integral,Datasheet,07+,Octal 3-state noninv 订购 PDF文档

IN74HC241AN / Integral,Datasheet,06/07+,Octal 3-state noninv 订购 PDF文档

IN74HC244A / ,Datasheet,07+, 订购 PDF文档

IN74HC245ADW / Integral,Datasheet,06/07+,Octal 3-state noninv 订购 PDF文档

IN74HC253D / Integral,Datasheet,06/07+,Dual 4-input data se 订购 PDF文档

IN74HC253N / Integral,Datasheet,06/07+,Dual 4-input data se 订购 PDF文档

IN74HC257 / Integral,Datasheet,06/07+,Quad 2-Input Data Se 订购 PDF文档

IN74HC257A / IK Semiconductor,Datasheet,07+,Quad 2-1 Data Select 订购 PDF文档