| Manufacturer | Part Number | Description |
|---|---|---|
Fairchild (now onsemi)
| 74ACT521 | 8-Bit Identity Comparator |
Toshiba
| TC74ACT521F | 8-Bit Equality Comparator |
Motorola Semiconductor (now NXP Semiconductors)
| MC74ACT521 | 8-BIT IDENTITY COMPARATOR |
|
Toshiba
| TC74ACT521P | 8-Bit Equality Comparator |
Motorola Semiconductor (now NXP Semiconductors)
| 74ACT521 | 8-BIT IDENTITY COMPARATOR |
