| PartNumber | XC17256EPD8I | XC17256EPDG8C | XC17256EPD8C |
| Description | IC PROM SERIAL 256K 8-DIP | IC SERIAL CFG PROM 256K 8-DIP | |
| Manufacturer | XILINX | Xilinx Inc. | Xilinx Inc. |
| Product Category | Memory - Configuration Proms for FPGA's | Memory - Configuration Proms for FPGAs | IC Chips |
| Series | - | - | - |
| Packaging | Tube | Tube | Tube |
| Package Case | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) |
| Operating Temperature | -40°C ~ 85°C | 0°C ~ 70°C | 0°C ~ 70°C |
| Voltage Supply | 4.5 V ~ 5.5 V | 4.75 V ~ 5.25 V | 4.75 V ~ 5.25 V |
| Supplier Device Package | 8-PDIP | 8-PDIP | 8-PDIP |
| Memory Size | 256Kb | 256Kb | 256Kb |
| Programmable Type | OTP | OTP | OTP |