| Nr. | Nom de partie | Description | Fabricant |
| 372801 | DM74LS253N | Données De trois états Selectors/Multiplexers | National Semiconductor |
| 372802 | DM74LS256 | Verrou 4-Bit Accessible Duel | National Semiconductor |
| 372803 | DM74LS256N | Verrou 4-Bit Accessible Duel | National Semiconductor |
| 372804 | DM74LS256N | Verrou 4-Bit Accessible Duel | National Semiconductor |
| 372805 | DM74LS256N | Verrou 4-Bit Accessible Duel | National Semiconductor |
| 372806 | DM74LS257 | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372807 | DM74LS257 | 3-state Quadruple 2-Data Selectors/Multiplexers | Fairchild Semiconductor |
| 372808 | DM74LS257 | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372809 | DM74LS257 | 3-state Quadruple 2-Data Selectors/Multiplexers | Fairchild Semiconductor |
| 372810 | DM74LS257 | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372811 | DM74LS257 | 3-state Quadruple 2-Data Selectors/Multiplexers | Fairchild Semiconductor |
| 372812 | DM74LS257B | Données De trois états Selector/Multiplexer De la Ligne 2-to-1 De Quadruple | National Semiconductor |
| 372813 | DM74LS257B | 3-state Quadruple 2-Data Selectors/Multiplexers | Fairchild Semiconductor |
| 372814 | DM74LS257BCW | 3-STATE Quad 2-Data Selector / Multiplexer | Fairchild Semiconductor |
| 372815 | DM74LS257BM | 3-state Quadruple 2-Data Selectors/Multiplexers | Fairchild Semiconductor |
| 372816 | DM74LS257BM | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372817 | DM74LS257BM | 3-state Quadruple 2-Data Selectors/Multiplexers | Fairchild Semiconductor |
| 372818 | DM74LS257BM | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372819 | DM74LS257BM | 3-state Quadruple 2-Data Selectors/Multiplexers | Fairchild Semiconductor |
| 372820 | DM74LS257BM | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372821 | DM74LS257BMX | 3-STATE Quad 2-Data Selector / Multiplexer | Fairchild Semiconductor |
| 372822 | DM74LS257BN | 3-state Quadruple 2-Data Selectors/Multiplexers | Fairchild Semiconductor |
| 372823 | DM74LS257BN | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372824 | DM74LS257BN | 3-state Quadruple 2-Data Selectors/Multiplexers | Fairchild Semiconductor |
| 372825 | DM74LS257BN | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372826 | DM74LS257BN | 3-state Quadruple 2-Data Selectors/Multiplexers | Fairchild Semiconductor |
| 372827 | DM74LS257BN | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372828 | DM74LS258 | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372829 | DM74LS258 | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372830 | DM74LS258 | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372831 | DM74LS258B | Données De trois états Selector/Multiplexer (Inverser) De la Ligne 2-to-1 De Quadruple | National Semiconductor |
| 372832 | DM74LS258BM | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372833 | DM74LS258BM | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372834 | DM74LS258BM | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372835 | DM74LS258BN | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372836 | DM74LS258BN | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372837 | DM74LS258BN | Quadruple De trois états 2-Data Selectors/Multiplexers | National Semiconductor |
| 372838 | DM74LS259 | publication périodique de 8 bits dedans au parallèle hors des verrous accessibles | National Semiconductor |
| 372839 | DM74LS259 | Verrous Accessibles De 8 bits | Fairchild Semiconductor |
| 372840 | DM74LS259CW | 8-Bit de série pour Parallel Out adressables loquets | Fairchild Semiconductor |
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