74LS21 и другие
| Компонент | Описание | Производитель | |
| 3PLBR4LS-230 | Unibody LED Indicator Plastic Pilot Lights 3PLBRxL-yyy |
Altech corporation |
 |
| 3PLBR4LS-230D | Unibody LED Indicator Plastic Pilot Lights 3PLBRxL-yyy |
Altech corporation |
|
| 54LS20 | Dual 4-Input NAND Gates |
National Semiconductor |
|
| 54LS20DMQB | Dual 4-Input NAND Gates |
National Semiconductor |
|
| 54LS20FMQB | Dual 4-Input NAND Gates |
National Semiconductor |
|
| 54LS20LMQB | Dual 4-Input NAND Gates |
National Semiconductor |
|
| 54LS21 | DUAL 4-INPUT POSITIVE AND GATE |
List of Unclassifed Manufacturers |
|
| 54LS21 | Dual 4-Input AND Gates |
National Semiconductor |
|
| 54LS21DM | DUAL 4-INPUT POSITIVE AND GATE |
List of Unclassifed Manufacturers |
|
| 54LS21FM | DUAL 4-INPUT POSITIVE AND GATE |
List of Unclassifed Manufacturers |
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