MM74HC4050N MM74HC4049N MM74HC4040N MM74HC4020N MM74HC393N MM74HC374N MM74HC373N LT1213CS8 MM74HC259N MM74HC251N MM74HC245AN MM74HC244N LT1178ACN8 MM74HC241N MM74HC240N MM74HC221AN MM74HC175N MM74HC174N MM74HC165N MM74HC164N MM74HC163N MM74HC161N MM74HC157N MM74HC154N MM74HC151N MM74HC139N MM74HC138N MM74HC126N MM74HC125N MM74HC123AN LM1875T/NOPB CD4001BCN CD4002BCN CD4006BCN CD4007CN CD4010CN CD4011BCN CD4013BCN CD4014BCN CD4015BCN CD4016BCN CD4017BCN CD4019BCN CD4020BCN CD4021BCN CD4022BCN CD4023BCN CD4024BCN CD4025BCN CD4027BCN CD4028BCN CD4029BCN CD4030CN CD4040BCN CD4043BCN CD4044BCN