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HCT74HCT138S1674全新
HCT74652全新
74HCT139DB74HCT139AF74HCT139DR74HCT139DT
74HCT138PWR74HCT138ANG74HCT138AFN74HCT138
74HCT139D74HCT139A74HCT139E74HCT139M
74HCT13974HCT14774HCT14474HCT149
SN74HCT138PWRSN74HCT139PWRSN74HCT14DBLESN74HCT14DRG4
SN74HCT139DSN74HCT139NSN74HCT14DBSN74HCT14DR
SN74HCT138PWSN74HCT139DRSN74HCT14DBRSN74HCT14DG4
SN74HCT138DRG4SN74HCT139DRG4SN74HCT14ADWR2SN74HCT138D
TC74HCT139AFTC74HC151AFTC74VHC368FTC74ACT257F
HCT多路复用器芯片
插脚CD54HCT139FSN54HCT139J74HCT139
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