| Short name | Description | Year | Manufacturer | Runnable | Parent |
|---|---|---|---|---|---|
| ttl74610 | SN74LS610 Memory mapper (latched, tristate) | No | |||
| ttl74611 | SN74LS611 Memory mapper (latched, openc) | No | |||
| ttl74612 | SN74LS612 Memory mapper (tristate) | No | |||
| ttl74613 | SN74LS613 Memory mapper (openc) | No |