MC68HC68T1 и другие
| Компонент | Описание | Производитель | |
| MC68HC68T1 | Real-Time Clock plus RAM with Serial Interface |
Motorola, Inc |
 |
| MC68HC68T1DW | Real-time clock plus RAM |
Motorola, Inc |
|
| MC68HC68T1P | Real-time clock plus RAM |
Motorola, Inc |
|