丝印MB74LS244S MB74LS244N MB74LS241P MB74LS241N MB74LS195A

贴插M37451E8FP FTC1190-01 MB74LS244S RF3140TR13 N

贴插MB74LS244PF-G-BND-TR SLF6045T-4R7N2R4-3PF N

贴插HD74LS244 MB87P2040 LTC4257-1 DG412CY+T N

原SN74ALS244BN MC74HC161N MB74LS21 MB74LS42

原MB74LS85 MC74HC244AN MC74HC373AN MC74CH165N

原装LM360N MB74LS33 SN74LS244N MC14001BCP

SN74LS244N MB90F952JBS HD100141 74HC164D原装

原装MB74LS85 MC74HC244AN MC74HC373AN MC74CH165N

装SN74ALS1004N MB74LS165A PALCE22V10H-25PC MC74HC244AN