| PartNumber | DS1312S-2+ | DS1312S-2+T\u0026R | DS1312S-2 |
| Description | Memory Controllers Controller w/Lithium Battery Monitor | Memory Controllers Controller w/Lithium Battery Monitor | Memory Controllers Controller w/Lithium Battery Monitor |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | Memory Controllers | Memory Controllers | Memory Controllers |
| RoHS | Y | Y | N |
| Memory Type | Nonvolatile RAM - NVRAM | Nonvolatile RAM - NVRAM | Nonvolatile RAM - NVRAM |
| Battery Backup Switching | Yes | Yes | Yes |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 4.75 V | 4.75 V | 4.75 V |
| Operating Supply Current | 50 uA | 50 uA | 50 uA |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOIC-8 | SOIC-8 | SOIC-8 |
| Packaging | Tube | Reel | Tube |
| Description/Function | Converting CMOS RAM into nonvolatile memory | Converting CMOS RAM into nonvolatile memory | Converting CMOS RAM into nonvolatile memory |
| Height | 1.35 mm | 1.35 mm | 1.35 mm |
| Length | 4.8 mm | 4.8 mm | 4.8 mm |
| Series | DS1312S | DS1312S | DS1312S |
| Type | Non-Volatile RAM (NVRAM) | Non-Volatile RAM (NVRAM) | Non-Volatile RAM (NVRAM) |
| Width | 3.8 mm | 3.8 mm | 3.8 mm |
| Brand | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Lithium Battery Monitor | Yes | Yes | Yes |
| Number of Memory Channels | 1 | 1 | 1 |
| Operating Supply Voltage | 5 V | 5 V | 5 V |
| Product Type | Memory Controllers | Memory Controllers | Memory Controllers |
| Factory Pack Quantity | 100 | 2500 | 100 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Part # Aliases | 90-1312S+200 DS1312S | 90-1312S+2TR DS1312S | 90-1312S-200 DS1312S |
| Unit Weight | 0.019048 oz | 0.019048 oz | 0.019048 oz |