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| PartNumber | DS1211N+ | DS1211S+ | DS1211 |
| Description | Memory Controllers Controller X 8 Chip Nonvolatile | Memory Controllers Controller X 8 Chip Nonvolatile | IC CONTROLLER 8-CHIP NV 20-DIP |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | Memory Controllers | Memory Controllers | IC Chips |
| RoHS | Y | Y | - |
| Memory Type | Nonvolatile RAM - NVRAM | Nonvolatile RAM - NVRAM | - |
| Battery Backup Switching | Yes | Yes | - |
| Supply Voltage Max | 5.25 V | 5.25 V | - |
| Supply Voltage Min | 4.75 V | 4.75 V | - |
| Operating Supply Current | 100 nA | 100 nA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Mounting Style | Through Hole | SMD/SMT | - |
| Package / Case | PDIP-20 | SOIC-20 | - |
| Packaging | Tube | Tube | Tube |
| Description/Function | Converts Full CMOS RAMs into Nonvolatile Memories | Converts Full CMOS RAMs into Nonvolatile Memories | - |
| Height | 3.18 mm | 2.35 mm | - |
| Length | 25.78 mm | 12.6 mm | - |
| Series | DS1211N | DS1211S | - |
| Type | Non-Volatile RAM (NVRAM) | Non-Volatile RAM (NVRAM) | - |
| Width | 6.1 mm | 7.4 mm | - |
| Brand | Maxim Integrated | Maxim Integrated | - |
| Lithium Battery Monitor | Yes | Yes | - |
| Number of Memory Channels | 8 | 8 | - |
| Operating Supply Voltage | 5 V | 5 V | - |
| Product Type | Memory Controllers | Memory Controllers | - |
| Factory Pack Quantity | 18 | 37 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Part # Aliases | DS1211N | DS1211S | - |
| Unit Weight | 0.079719 oz | 0.028254 oz | - |
| Package Case | - | - | 20-DIP (0.300", 7.62mm) |
| Operating Temperature | - | - | 0°C ~ 70°C |
| Voltage Supply | - | - | 4.75 V ~ 5.5 V |
| Supplier Device Package | - | - | 20-PDIP |
| Controller Type | - | - | Nonvolatile RAM |