SN74LS181N3 и другие
| Компонент | Описание | Производитель | |
| SN74LS181N | 4-BIT ARITHMETIC LOGIC UNIT |
Motorola, Inc |
 |
| SN74LS181N | ARITHMETIC LOGIC UNITS/FUNCTION GENERATORS |
Texas Instruments |
|
| SN74LS181N3 | ARITHMETIC LOGIC UNITS/FUNCTION GENERATORS |
Texas Instruments |
|
| SN74LS181NE4 | ARITHMETIC LOGIC UNITS/FUNCTION GENERATORS |
Texas Instruments |
|