TC74LCX16373AFT(EL) TC74LCX16373AFT(SP TC74LCX16373AFTEL TC74LCX16373AFT-EL TC74LCX16373FT TC74LCX16374 TC74LCX16374(EL,F) TC74LCX16374(ELF) TC74LCX16374A(SP TC74LCX16374A(SPF