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| PartNumber | LCMXO640C-4FTN256I | LCMXO640C-4FTN256C | LCMXO640C-4FTN256C-3I |
| Description | FPGA - Field Programmable Gate Array 640 LUTs 159 IO 1.8/ 2.5/3.3V -4 Spd I | FPGA - Field Programmable Gate Array 640 LUTs 159 IO 1.8/ 2.5/3.3V -4 Spd | |
| Manufacturer | Lattice | Lattice | LATTICE |
| Product Category | FPGA - Field Programmable Gate Array | FPGA - Field Programmable Gate Array | IC Chips |
| RoHS | Y | Y | - |
| Product | MachXO | MachXO | - |
| Number of Logic Elements | 640 | 640 | - |
| Number of Logic Array Blocks LABs | 80 | 80 | - |
| Number of I/Os | 159 I/O | 159 I/O | - |
| Operating Supply Voltage | 1.8 V, 2.5 V, 3.3 V | 1.8 V, 2.5 V, 3.3 V | - |
| Minimum Operating Temperature | - 40 C | 0 C | - |
| Maximum Operating Temperature | + 100 C | + 85 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | FTBGA-256 | FTBGA-256 | - |
| Packaging | Tray | Tray | - |
| Height | 1.25 mm (Max) | 1.25 mm (Max) | - |
| Length | 17 mm | 17 mm | - |
| Series | MachXO | MachXO | - |
| Width | 17 mm | 17 mm | - |
| Brand | Lattice | Lattice | - |
| Distributed RAM | 6.1 kbit | 6.1 kbit | - |
| Maximum Operating Frequency | 550 MHz | 550 MHz | - |
| Moisture Sensitive | Yes | Yes | - |
| Operating Supply Current | 17 mA | 17 mA | - |
| Product Type | FPGA - Field Programmable Gate Array | FPGA - Field Programmable Gate Array | - |
| Factory Pack Quantity | 90 | 90 | - |
| Subcategory | Programmable Logic ICs | Programmable Logic ICs | - |
| Supply Voltage Max | 3.465 V | 3.465 V | - |
| Supply Voltage Min | 1.71 V | 1.71 V | - |
| Total Memory | 6.1 kbit | 6.1 kbit | - |
| Unit Weight | 0.024868 oz | 0.038449 oz | - |