54F521DM и другие
| Компонент | Описание | Производитель | |
| 54F521DM | 8-Bit Identity Comparator |
National Semiconductor |
 |
| 54F521DMQB | 8-Bit Identity Comparator |
National Semiconductor |
|
| MC74F521DW | 8-bit identity comparator |
Motorola, Inc |
|
| N74F521D | 8-bit identity comparator |
NXP Semiconductors |
|
| SN74F521DW | 8-BIT IDENTITY COMPARATORS |
Texas Instruments |
|
| SN74F521DW | 8-BIT IDENTITY COMPARATORS |
Texas Instruments |
|
| SN74F521DW | 8-BIT IDENTITY COMPARATORS |
Texas Instruments |
|
| SN74F521DWE4 | 8-BIT IDENTITY COMPARATORS |
Texas Instruments |
|
| SN74F521DWE4 | 8-BIT IDENTITY COMPARATORS |
Texas Instruments |
|
| SN74F521DWG4 | 8-BIT IDENTITY COMPARATORS |
Texas Instruments |
|