| DS1643 | Maxim | Nonvolatile Timekeeping RAM |
| DS1644 | Maxim | Nonvolatile Real-Time Clocks RAM |
| DS1646 | Maxim | Nonvolatile Real-Time Clocks RAM |
| DS1647 | Maxim | Nonvolatile Timekeeping RAM |
| DS1672 | Maxim | Low Voltage Serial Time Keeping Chip |
| DS1682 | Maxim | Total-Elapsed-Time Recorder with Alarm |
| DS1685 | Maxim | 3V/5V Real-Time Clock |
| DS1687 | Maxim | 3V/5V Real-Time Clock |
| DS1688 | Maxim | 3 Volt/5 Volt Serialized Real-Time Clock with NV RAM Control |
| DS1689 | Maxim | 3 Volt/5 Volt Serialized Real Time Clock with NV RAM Control |
| DS1691 | Maxim | 3 Volt/5 Volt Serialized Real-Time Clock with NV RAM Control |
| DS1693 | Maxim | 3 Volt/5 Volt Serialized Real Time Clock with NV RAM Control |
| DS17285 | Maxim | 3V/5V Real-Time Clock |
| DS17287 | Maxim | 3V/5V Real-Time Clock |
| DS1742 | Maxim | Y2KC Nonvolatile Real-Time Clocks RAM |
| DS1743 | Maxim | Y2K-Compliant, Nonvolatile Timekeeping RAMs |
| DS1744 | Maxim | Y2K-Compliant, Nonvolatile Timekeeping RAMs |
| DS1746 | Maxim | Y2K-Compliant, Nonvolatile Timekeeping RAMs |
| DS1747 | Maxim | Y2K-Compliant, Nonvolatile Timekeeping RAMs |
| DS17485 | Maxim | 3V/5V Real-Time Clock |