Real Time Clock 4Meg, Nonvolatile, Y2K-Compliant Timekee
Products specifications
| RTC Bus Interface | Parallel |
| Packaging | Tube |
| Supply Voltage - Min | 2.97 V |
| Battery Backup Switching | Backup Switching |
| RTC Memory Size | 524288 B |
| Minimum Operating Temperature | 0 C |
| Maximum Operating Temperature | + 70 C |
| Supply Voltage - Max | 3.63 V |