T74LS132B1 quadruple NON-ET ( NAND ) 2 entrées trigger de Schmitt
SN74LS26N quadruple NON-ET ( NAND ) 2 entrées quadruple 2-input high voltage interface positive-nand gates
SN74LS01N quadruple NON-ET ( NAND ) sorties collecteur ouvert QUADRUPLE 2-INPUT POSITIVE-NAND GATES WITH OPEN-COLLECTOR OUTPUTS
SN74LS18AN double trigger de schmitt NON-ET ( NAND ) 4 entrées Schmitt trigger positive NAND Gates and Inverters with Totem Pole Outputs