HD74LS642 и другие
| Компонент | Описание | Производитель | |
| HD74LS640 | Ouadruple 2-input Positive NAND Gates |
Hitachi Semiconductor |
 |
| HD74LS640 | Octal Bus Transceivers(inverted 3-state outputs) |
Hitachi Semiconductor |
|
| HD74LS640 | Octal Bus Transceivers (inverted 3-state outputs) |
Renesas Technology Corp |
|
| HD74LS640-1 | Octal Bus Transceivers(inverted 3-state outputs) |
Hitachi Semiconductor |
|
| HD74LS640-1 | Ouadruple 2-input Positive NAND Gates |
Hitachi Semiconductor |
|
| HD74LS640FPEL | Octal Bus Transceivers (inverted 3-state outputs) |
Renesas Technology Corp |
|
| HD74LS640P | Octal Bus Transceivers (inverted 3-state outputs) |
Renesas Technology Corp |
|
| HD74LS641 | Octal Bus Transceivers (non-inverted open-collector outputs) |
Renesas Technology Corp |
|
| HD74LS641 | Octal Bus Transceivers(non-inverted open-collector outputs) |
Hitachi Semiconductor |
|
| HD74LS641-1 | Octal Bus Transceivers(non-inverted open-collector outpurs) |
Hitachi Semiconductor |
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