LCMXO2-256 vs LCMXO256E
A comparison of the Lattice MachXO2 LCMXO2-256 and the Lattice MachXO LCMXO256E using the data from both vendors' selection guides.
Side-by-side specifications
| LCMXO2-256 | LCMXO256E | |
|---|---|---|
| Vendor / family | Lattice MachXO2 | Lattice MachXO |
| LUTs as published | 256 LUT4 | 256 LUT4 |
| LUT type | 4-input look-up table | 4-input look-up table |
| LUT4 equivalent (approx.) | ≈256 | ≈256 |
| CoreScore (SERV cores) | — | — |
| Vendor logic figure | — | — |
| DSP | — 18×18 multipliers | — 18×18 multipliers |
| Block RAM | — | — |
| Large RAM | — | — |
| Max. user I/O | 55 | 78 |
| Transceivers | None | None |
| Hard PCI Express | None | None |
| Hard processor | None | None |
| Process | 65 nm | 130 nm |
| Configuration memory | Internal flash | Internal flash |
| Packages | 5 | 2 |
| Design tool | Lattice Diamond | Lattice Diamond |
Highlighted values are higher. LUT counts are shown as published; the LUT4 equivalent is an approximation to compare different LUT types, see how FPGA vendors count logic. Add up to two more devices to this comparison.
Key differences
Both devices offer similar logic capacity: 256 and 256 LUT4 equivalents.
The LCMXO2-256 is designed with Lattice Diamond; open source: Yosys + nextpnr-machxo2 (experimental) with Project Trellis and the LCMXO256E with Lattice Diamond.
Full specifications
See the complete spec sheets with packages and grades: LCMXO2-256 (MachXO2) and LCMXO256E (MachXO).