CD74HCT688E 74HCT688N SN74HCT688N DIP-20 进口IC芯片双列集成

SN74HC640NSN74HC682NSN74HC68

全新SN74HCT74DR SN74HCT688M SN74HCT645N SN74HCT623N SN74HCT5

SN74AC573N SN74ACT564N CD74HCT688E CD74HC240E CD74HC241E

SN74LS688N MB93461-40PB-GE1 HD4074019FS 74HCT4067DB原装

SN74LS688N. MB93461-40PB-GE1 FUJ HD4074318H 74HCT4067DB.原装

原SN74HC374N SN74HC688N SN74HC74N SN74HCT377N

原装原HD74HCT688P SN74LS377N CD4051BE LM348N

CD4585BECD74HCT688ESN74ALS688N