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| PartNumber | 20-101-1105 | 20-101-1104 | 20-101-1112 |
| Description | System-On-Modules - SOM RCM4100 RabbitCore Module | Processor Accessories USB xd reader | System-On-Modules - SOM RCM4010 Core Module |
| Manufacturer | Digi International | Digi International | Digi International |
| Product Category | System-On-Modules - SOM | Processor Accessories | System-On-Modules - SOM |
| RoHS | Y | Y | Y |
| Form Factor | - | - | - |
| Processor Brand | Rabbit Semiconductor | - | Rabbit Semiconductor |
| Processor Type | Rabbit 4000 | - | Rabbit 4000 |
| Frequency | 59 MHz | - | 59 MHz |
| Operating Supply Voltage | 3 V to 3.6 V | - | 3 V to 3.6 V |
| Interface Type | Serial | - | - |
| Minimum Operating Temperature | - 40 C | - | 0 C |
| Maximum Operating Temperature | + 85 C | - | + 70 C |
| Dimensions | 48 mm x 36 mm x 12 mm | - | 61 mm x 47 mm x 20 mm |
| Flash | 512 kB | - | 512 kB |
| Memory Size | 512 kB | - | 512 kB |
| Memory Type | SRAM | - | SRAM |
| Brand | Digi International | Digi International | Digi International |
| Battery Backup Switching | Backup Battery | - | Backup Battery |
| Product Type | System-On-Modules - SOM | Processor Accessories | System-On-Modules - SOM |
| Factory Pack Quantity | 1 | - | 20 |
| Subcategory | Computing | Embedded Solutions | Computing |
| Unit Weight | 0.211644 oz | - | 0.211644 oz |
| Maximum RAM Capacity | - | - | 512 kB |
| Installed RAM | - | - | - |