| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | 74F573PC |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |
 National Semiconductor ... | 74F573PCQB |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |
| 74F573PCX |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |
 National Semiconductor ... | 74F573PCQB |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |
| 74F573PCX |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |
| 74F573PMQB |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |
| 74F573PMX |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |
| 74F573DCQB |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |
| 74F573DCX |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |
| 74F573DMQB |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |
| 74F573DMX |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |
| 74F573FCQB |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |
| 74F573FCX |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |
| 74F573FMQB |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |
| 74F573FMX |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |
| 74F573LCQB |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |
| 74F573LCX |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |
| 74F573LMQB |  166Kb/8P | Octal D-Type Latch with TRI-STATE Outputs |