| PartNumber | XC3S400A-4FGG400C | XC3S400A-4FGG320C | XC3S400A-4FGG320I |
| Description | FPGA - Field Programmable Gate Array XC3S400A-4FGG400C | FPGA - Field Programmable Gate Array XC3S400A-4FGG320C CONNECTING EBOM TO MARKETING PART. | FPGA - Field Programmable Gate Array XC3S400A-4FGG320I CONNECTING EBOM TO MARKETING PART |
| Manufacturer | Xilinx | Xilinx | Xilinx |
| Product Category | FPGA - Field Programmable Gate Array | FPGA - Field Programmable Gate Array | FPGA - Field Programmable Gate Array |
| RoHS | Y | Y | Y |
| Product | Spartan-3A | Spartan-3A | Spartan-3A |
| Number of Logic Elements | 8064 | 8064 | 8064 |
| Number of I/Os | 311 I/O | 251 I/O | 251 I/O |
| Operating Supply Voltage | 1 V | 1 V | 1 V |
| Minimum Operating Temperature | 0 C | 0 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 100 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | FBGA-400 | FBGA-320 | FBGA-320 |
| Series | XC3S400A | XC3S400A | XC3S400A |
| Brand | Xilinx | Xilinx | Xilinx |
| Number of Gates | 400000 | 400000 | 400000 |
| Distributed RAM | 56 kbit | 56 kbit | 56 kbit |
| Embedded Block RAM EBR | 360 kbit | 360 kbit | 360 kbit |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | FPGA - Field Programmable Gate Array | FPGA - Field Programmable Gate Array | FPGA - Field Programmable Gate Array |
| Factory Pack Quantity | 60 | 84 | 84 |
| Subcategory | Programmable Logic ICs | Programmable Logic ICs | Programmable Logic ICs |
| Tradename | Spartan | Spartan | Spartan |