SN74F521 и другие
| Компонент | Описание | Производитель | |
| N74F521D | 8-bit identity comparator |
NXP Semiconductors |
 |
| N74F521N | 8-bit identity comparator |
NXP Semiconductors |
|
| N74F524D | 8-bit register comparator open-collector 3-State |
NXP Semiconductors |
|
| N74F524N | 8-bit register comparator open-collector 3-State |
NXP Semiconductors |
|
| SN74F520 | 8-BIT IDENTITY COMPARATORS |
Texas Instruments |
|
| SN74F520DW | 8-BIT IDENTITY COMPARATORS |
Texas Instruments |
|
| SN74F520DWR | OCTAL BINARY AND BCD IDENTITY COMPARATORS WITH ENABLE |
Texas Instruments |
|
| SN74F520N | 8-BIT IDENTITY COMPARATORS |
Texas Instruments |
|
| SN74F521 | 8-BIT IDENTITY COMPARATORS |
Texas Instruments |
|
| SN74F521 | 8-BIT IDENTITY COMPARATORS |
Texas Instruments |
|