| PartNumber | DS1338Z-33+T\u0026R | DS1338Z-33+ | DS1338Z-33 |
| Description | Real Time Clock I2C Serial RTC w/56 Byte NV RAM | Real Time Clock I2C Serial RTC w/56 Byte NV RAM | Real Time Clock I2C Serial RTC w/56 Byte NV RAM |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | Real Time Clock | Real Time Clock | Real Time Clock |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOIC-8 | SO-8 | SOIC-8 |
| RTC Bus Interface | Serial | Serial, I2C | Serial |
| Time Format | HH:MM:SS | HH:MM:SS | HH:MM:SS |
| RTC Memory Size | 56 B | 56 B | 56 B |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 3 V | 3 V | 3 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Reel | Tube | Tube |
| Function | Calendar, Clock | Calendar, Clock | Calendar, Clock |
| Product | Real Time Clocks | Real Time Clocks | - |
| Series | DS1338Z | DS1338Z | DS1338Z |
| Brand | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Type | Real Time Clock | Real Time Clock | Real Time Clocks |
| Factory Pack Quantity | 2500 | 100 | 100 |
| Subcategory | Clock & Timer ICs | Clock & Timer ICs | Clock & Timer ICs |
| Part # Aliases | 90-1338Z+33T DS1338Z | 90-1338Z+033 DS1338Z | DS1338Z |
| Unit Weight | 0.019048 oz | 0.017870 oz | 0.019048 oz |
| Date Format | - | DW:DM:M:Y | - |
| Operating Supply Current | - | 325 uA | - |