| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | 54AC378 |  175Kb/8P | Parallel D Register with Enable |
| 54AC378DCQB |  175Kb/8P | Parallel D Register with Enable |
| 54AC378DCQR |  175Kb/8P | Parallel D Register with Enable |
| 54AC378DCX |  175Kb/8P | Parallel D Register with Enable |
| 54AC378DMQB |  175Kb/8P | Parallel D Register with Enable |
| 54AC378DMQR |  175Kb/8P | Parallel D Register with Enable |
| 54AC378DMX |  175Kb/8P | Parallel D Register with Enable |
| 54AC378FCQB |  175Kb/8P | Parallel D Register with Enable |
| 54AC378FCQR |  175Kb/8P | Parallel D Register with Enable |
| 54AC378FCX |  175Kb/8P | Parallel D Register with Enable |
| 54AC378FMQB |  175Kb/8P | Parallel D Register with Enable |
| 54AC378FMQR |  175Kb/8P | Parallel D Register with Enable |
| 54AC378FMX |  175Kb/8P | Parallel D Register with Enable |
| 54AC378LCQB |  175Kb/8P | Parallel D Register with Enable |
| 54AC378LCQR |  175Kb/8P | Parallel D Register with Enable |
| 54AC378LCX |  175Kb/8P | Parallel D Register with Enable |
| 54AC378LMQB |  175Kb/8P | Parallel D Register with Enable |
| 54AC378LMQR |  175Kb/8P | Parallel D Register with Enable |
| 54AC378LMX |  175Kb/8P | Parallel D Register with Enable |
| 54AC378PCQB |  175Kb/8P | Parallel D Register with Enable |