| PartNumber | XC18V256SO20I | XC18V256VQ44C | XC18V256SO20C |
| Description | IC PROM SRL CONFIG 256K 20-SOIC | ||
| Manufacturer | Xilinx Inc. | Xilinx Inc. | Xilinx Inc. |
| Product Category | Memory - Configuration Proms for FPGAs | Memory - Configuration Proms for FPGAs | Memory - Configuration Proms for FPGAs |
| Series | - | - | - |
| Packaging | Tube | Tray | Tube |
| Package Case | 20-SOIC (0.295", 7.50mm Width) | 44-TQFP | 20-SOIC (0.295", 7.50mm Width) |
| Operating Temperature | -40°C ~ 85°C | 0°C ~ 70°C | 0°C ~ 70°C |
| Voltage Supply | 3 V ~ 3.6 V | 3 V ~ 3.6 V | 3 V ~ 3.6 V |
| Supplier Device Package | 20-SOIC | 44-VQFP (10x10) | 20-SOIC |
| Memory Size | 256Kb | 256Kb | 256Kb |
| Programmable Type | In System Programmable | In System Programmable | In System Programmable |