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全加器直拍二进制SN74LS283N
稳态触发器HD74LS123PSN74LS123N
直拍触发器集成电路SN74LS279N
驱动器HD74LS247PSN74LS247N74LS247
多谐振荡器稳态现货HD74LS221P
计数器现货HD74LS162PSN74LS162N
译码器十进制SN74LS42NHD74LS42P
计数器现货HD74LS390PSN74LS390N
解码器驱动器HD74LS248PSN74LS248N
SN74LS123PHD74LS123N原装74LS123
复用器解码器SN74LS139ANSN74LS139N
解码器驱动器SN74LS248NSN74LS148N
译码器解码器SN74LS139NSN74LS138N
触发器SN74LS112ANSN74LS112N原装
SN74LS194ANSN74LS192NSN74LS193NSN74LS194N
译码器驱动器原装SN74LS47N
HD74LS42PSN74LS42N全新DIP16
集成电路封装SN74LS169芯片
芯片SN74LS42139N112
全加器二进制SN74LS283N原装
全加器二进制SN74LS283N74LS283
存储器放大器封装SN74LS147N
多路分解HD74LS138PSN74LS138N
十进制解码器驱动器正品
可逆二进制计数器HD74LS169P
芯片SN74LS42139NDIP
寄存器移位串行SN74LS164N
现货SN74LS145NHD74LS145P芯片
计数器SN74LS595N芯片74LS595N
直拍计数器SN74LS160NHD74LS160P
触发器集成电路HD74LS279PSN74LS279N
直插式HD74LS153PSN74LS153N74LS153
SN74LS153NHD74LS153P74LS153全新
触发器HD74LS279PSN74LS279N原装
触发器HD74LS378PSN74LS378N芯片
全加器二进制SN74LS283NHD74LS283P
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