SN75451BPG4 74ALVCHS162830DF/ SY100E112JY MC74VHC1GT50MU2TCG SY100E112JY-TR NL17SG07MU3TBG-P SY100E122JY MC74VHC2G17MU2TCG SY100E336JZ 74LVC244AMN1TWG SY100E336JZ-TR MM74HC373WMX-L22178 SY100E337JZ MM74HC244WMX-L22178 SY100E337JZ TR MM74HC374WMX-L22178 SY100EL12ZG MM74HC245AWMX-L22178 SY100EL12ZG-TR MM74HC573WMX-L22178