 |  | | |
| PartNumber | DS1391U-18+ | DS1391U-18 | DS1391U-18+TR |
| Description | Real Time Clock Low-V SPI/3-Wire With Trickle Charger | Real Time Clock Low-V SPI/3-Wire With Trickle Charge | |
| Manufacturer | Maxim Integrated | - | - |
| Product Category | Real Time Clock | - | - |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | uSOP-10 | - | - |
| RTC Bus Interface | Serial | - | - |
| Time Format | HH:MM:SS:hh | - | - |
| Battery Backup Switching | Backup Switching | - | - |
| Supply Voltage Max | 1.89 V | - | - |
| Supply Voltage Min | 1.71 V | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Packaging | Tube | - | - |
| Function | Alarm, Calendar, Clock, Trickle Charger | - | - |
| Product | Real Time Clocks | - | - |
| Series | DS1391U | - | - |
| Brand | Maxim Integrated | - | - |
| Product Type | Real Time Clock | - | - |
| Factory Pack Quantity | 50 | - | - |
| Subcategory | Clock & Timer ICs | - | - |
| Part # Aliases | 90-1391U+018 DS1391U | - | - |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Maxim Integrated |
DS1391U-18+ | Real Time Clock Low-V SPI/3-Wire With Trickle Charger | |
| DS1391U-18+ | Real Time Clock Low-V SPI/3-Wire With Trickle Charge | ||
| DS1391U-18 | Real Time Clock Low-V SPI/3-Wire With Trickle Charge | ||
| DS1391U-18+TR | New and Original |