| Fabricant | No de pièce | Fiches technique | Description |
 National Semiconductor ... | MM74C157 |  100Kb/4P | Quad 2-Input Multiplexers |
| MM74C157J |  100Kb/4P | Quad 2-Input Multiplexers |
 National Semiconductor ... | MM74C157N |  100Kb/4P | Quad 2-Input Multiplexers |
 National Semiconductor ... | MM74C150 |  126Kb/8P | 16-Line to 1-Line Multiplexer, TRI-STATE16-Line to 1-Line |
 National Semiconductor ... | MM74C150J |  126Kb/8P | 16-Line to 1-Line Multiplexer, TRI-STATE16-Line to 1-Line |
 National Semiconductor ... | MM74C154 |  101Kb/4P | 4-Line to 16-Line Decoder/Demultiplexer |
 National Semiconductor ... | MM74C157J |  100Kb/4P | Quad 2-Input Multiplexers |
| MM74C157N |  100Kb/4P | Quad 2-Input Multiplexers |
 National Semiconductor ... | MM74C10 |  146Kb/6P | Quad 2-Input NAND Gate, Quad 2-Input NOR Gate, Hex Inverter, Triple 3-Input NAND Gate, Dual 4-Input NAND Gate |