SN74LS640MR1 SN74LS640-1NS MC74AC244ML1 CY74FCT163373CPAC 74AHC2G241DP-Q100125 SN74ALS2242D 74LS240PC MIC2507BM TR 74LVC1GX04GW-Q100125 LV2282VA-TLM-E-SY MM74HC125SJ LV2282VA-TLM-E 74VHC125SJ 74LVC32245AEC/DG518 74LVX125SJ 74ABT16541CMTDX 74VHC125SJX QS74FCT825ATQ 74LVCH245APW-Q100118 74ABT16541CSSC