| Компонент | Описание | Производитель | |
| HD63A21 | PIA(Peripheral Interface Adapter) |
Hitachi Semiconductor |
|
| HD63A21FP | 1.5MHz CMOS peripheral interface adapter (PIA) |
Hitachi Semiconductor |
|
| HD63A21P | 1.5MHz CMOS peripheral interface adapter (PIA) |
Hitachi Semiconductor |