| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | COP225C |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP225C-XXX/D |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP225C-XXX/N |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
 National Semiconductor ... | COP225C-XXX/D |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP225C-XXX/N |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP224C |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP224C-XXX/D |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP224C-XXX/N |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP224C-XXX/V |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP226C |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP226C-XXX/D |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP226C-XXX/N |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP226C-XXX/WM |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP244C |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP244C-XXX/883 |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP244C-XXX/D |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP244C-XXX/N |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP244C-XXX/V |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP244C-XXXD/883 |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |
| COP245C |  325Kb/24P | Single-Chip 1k and 2k CMOS Microcontrollers |