型号 / 厂家，封装，批号，备注，订购

SN54HC21FK / Texas Instruments,Datasheet,07+,DUAL 4-INPUT POSITIV 订购 PDF文档

SN54HC221FH / Texas Instruments,Datasheet,07+,Dual Monostable Mult 订购 PDF文档

SN54HC221FK / Texas Instruments,Datasheet,06/07+,Dual Monostable Mult 订购 PDF文档

SN54HC238FK / Texas Instruments,Datasheet,06/07+,8-Line Digital Demul 订购 PDF文档

SN54HC174FH / Texas Instruments,Datasheet,06/07+,Hex D-Type Flip-Flop 订购 PDF文档

SN54HC191FH / Texas Instruments,Datasheet,07+,4-Bit Binary Up-Down 订购 PDF文档

SN54HC191FK / Texas Instruments,Datasheet,06/07+,4-BIT SYNCHRONOUS UP 订购 PDF文档

SN54HC239J / Texas Instruments,Datasheet,06/07+,8-Line Digital Demul 订购 PDF文档

SN54HC240W / Texas Instruments,Datasheet,06/07+,OCTAL BUFFERS AND LI 订购 PDF文档

SN54HC191W / Texas Instruments,Datasheet,06/07+,4-BIT SYNCHRONOUS UP 订购 PDF文档