 | |  | |
| PartNumber | DS1305EN+ | DS1305EN+T\u0026R | DS1305EN+TR |
| Description | Real Time Clock Serial Alarm RTC 3-Wire | Real Time Clock Serial Alarm RTC 3-Wire | |
| Manufacturer | Maxim Integrated | Maxim Integrated | MAXIM |
| Product Category | Real Time Clock | Real Time Clock | Clock/Timing - Real Time Clocks |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | TSSOP-20 | TSSOP-20 | - |
| RTC Bus Interface | Serial, 3-Wire, SPI | Serial | - |
| Date Format | YY-MM-DD | - | - |
| Time Format | HH:MM:SS | HH:MM:SS | - |
| RTC Memory Size | 96 B | 96 B | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 2 V | 2 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Tube | Reel | - |
| Function | Alarm, Calendar, Clock | Alarm, Calendar, Clock | - |
| Product | Real Time Clocks | Real Time Clocks | - |
| Series | DS1305EN | DS1305EN | - |
| Brand | Maxim Integrated | Maxim Integrated | - |
| Operating Supply Current | 1.28 mA | - | - |
| Product Type | Real Time Clock | Real Time Clock | - |
| Factory Pack Quantity | 74 | 2500 | - |
| Subcategory | Clock & Timer ICs | Clock & Timer ICs | - |
| Part # Aliases | 90-1305E+N00 DS1305EN | 90-1305E+NTR DS1305EN | - |
| Unit Weight | 0.006737 oz | 0.006737 oz | - |