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| PartNumber | DS1500WE | DS1500WEN+ | DS1500WEN |
| Description | Real Time Clock | Real Time Clock Y2K-Compliant Watchdog | IC RTC CLK/CALENDAR PAR 32-TSOP |
| Manufacturer | Maxim Integrated | Maxim Integrated | - |
| Product Category | Real Time Clock | Real Time Clock | - |
| RoHS | N | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | TSOP | TSOP-32 | - |
| RTC Bus Interface | Parallel | Parallel | - |
| Time Format | HH:MM:SS | HH:MM:SS | - |
| Battery Backup Switching | Backup Switching | Backup Switching | - |
| RTC Memory Size | 256 B | 256 B | - |
| Supply Voltage Max | 3.6 V | 3.6 V | - |
| Supply Voltage Min | 3 V | 3 V | - |
| Minimum Operating Temperature | 0 C | - 40 C | - |
| Maximum Operating Temperature | + 70 C | + 85 C | - |
| Function | Alarm, Calendar, Clock, NV SRAM Control, Watchdog Timekeeper | Alarm, Calendar, Clock, NV SRAM Control, Watchdog Timekeeper | - |
| Series | DS1500WE | DS1500WEN | - |
| Brand | Maxim Integrated | Maxim Integrated | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | Real Time Clocks | Real Time Clocks | - |
| Subcategory | Clock & Timer ICs | Clock & Timer ICs | - |
| Unit Weight | 0.000705 oz | 0.013051 oz | - |
| Date Format | - | DW:DM:M:Y | - |
| Packaging | - | Tube | - |
| Factory Pack Quantity | - | 156 | - |
| Part # Aliases | - | 90-1500W+EN0 DS1500WEN | - |