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| PartNumber | DS1501YZN+ | DS1501YZN+T\u0026R | DS1501YZN+TR |
| Description | Real Time Clock Y2K-Compliant Watchdog | Real Time Clock Y2K-Compliant Watchdog | |
| Manufacturer | Maxim Integrated | Maxim Integrated | - |
| Product Category | Real Time Clock | Real Time Clock | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | SOIC-28 | - | - |
| RTC Bus Interface | Parallel | - | - |
| Date Format | YYYY-MM-DD | - | - |
| Time Format | HH:MM:SS | - | - |
| RTC Memory Size | 256 B | - | - |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 4.5 V | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Packaging | Tube | Reel | - |
| Function | Alarm, Calendar, Clock, Watchdog Timekeeper | - | - |
| Product | Real Time Clocks | - | - |
| Series | DS1501YZN+ | DS1501YZN+ | - |
| Brand | Maxim Integrated | Maxim Integrated | - |
| Operating Supply Current | 15 mA | - | - |
| Product Type | Real Time Clock | Real Time Clock | - |
| Factory Pack Quantity | 25 | 1000 | - |
| Subcategory | Clock & Timer ICs | Clock & Timer ICs | - |
| Part # Aliases | 90-1501Y+ZN0 DS1501YZN+ | 90-1501Y+ZNT DS1501YZN+ | - |
| Unit Weight | 0.078125 oz | - | - |