| PartNumber | DS3231M+ | DS3231M+TRL | DS3231MPMB1# |
| Description | Real Time Clock 5+/-ppm RTC | Real Time Clock 5+/-ppm RTC | Real Time Clock DS3231MPMB1# |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | Real Time Clock | Real Time Clock | Real Time Clock |
| RoHS | Y | Y | E |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOIC-16 | SOIC-16 | - |
| RTC Bus Interface | Serial, I2C | Serial, I2C | Serial, I2C |
| Date Format | MM-DD-YY | MM-DD-YY | MM-DD-YY |
| Time Format | HH:MM:SS | HH:MM:SS | HH:MM:SS |
| Battery Backup Switching | Backup Switching | Backup Switching | Backup Switching |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 2.3 V | 2.3 V | 2.3 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 45 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Tube | Reel | - |
| Function | Clock, Calendar, Alarm | Clock, Calendar, Alarm | Clock, Calendar, Alarm |
| Product | Real Time Clocks | Real Time Clocks | Real Time Clocks |
| Series | DS3231M | DS3231M | DS3231MPMB1 |
| Brand | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Development Kit | DS3231MEVKIT# | DS3231MEVKIT# | - |
| Moisture Sensitive | Yes | Yes | - |
| Operating Supply Current | 300 uA | 300 uA | 300 uA |
| Product Type | Real Time Clock | Real Time Clock | Real Time Clock |
| Factory Pack Quantity | 46 | 1000 | 1 |
| Subcategory | Clock & Timer ICs | Clock & Timer ICs | Clock & Timer ICs |
| Part # Aliases | 90-3231M+N00 DS3231M | 90-3231M+NTR DS3231M | 90-3231M#PM1 DS3231MPMB1 |
| Unit Weight | 0.023492 oz | 0.023492 oz | - |