LFMXO4-050
LatticeMachXO4The LFMXO4-050 is a MachXO4 FPGA from Lattice. It provides 4,320 LUT4 look-up tables (5,200 logic cells), 0.1 Mb of block RAM, with no hard multipliers. It offers up to 333 user I/O pins. It is available in 6 packages, from the UUG81 (3.8 × 3.8 mm) to the TSG144 (20 × 20 mm). Temperature grades: commercial, industrial, automotive. Designs are built with Lattice Radiant.
Specifications
| Vendor | Lattice |
|---|---|
| Family | MachXO4 |
| Series | MachXO |
| Configuration memory | Internal flash |
| LUT4-equivalent capacity | 4,320 |
| Look-up tables (LUT4) | 4,320 |
| Logic cells | 5,200 |
| Distributed RAM | 34 Kb |
| Block RAM | 0.1 Mb |
| User flash memory | 96 Kb |
| DSP (18×18 multiplier) | None |
| Max. user I/O | 333 |
|---|---|
| Transceivers | None |
| PCI Express | None |
| Analog / monitor | None |
| Design tool | Lattice Radiant |
Packages
| Package | Size (mm) | Pitch (mm) | User I/O | Transceivers |
|---|---|---|---|---|
| UUG81 | 3.8 × 3.8 | 0.4 | 62 | — |
| BSG132 | 8 × 8 | 0.5 | 102 | — |
| TSG144 | 20 × 20 | 0.5 | 112 | — |
| BBG256 | 14 × 14 | 0.8 | 204 | — |
| BBG400 | 17 × 17 | 0.8 | 333 | — |
| BFG256 | 17 × 17 | 1.0 | 204 | — |
Package names are shown as in the selection guide; the full ordering code adds speed grade and temperature (see the data sheet).
Speed and temperature grades
| Temperature grade | Junction range | Speed grades |
|---|---|---|
| Commercial (C) | 0 to 85 °C | — |
| Industrial (I) | −40 to 100 °C | — |
| Automotive (A) | — | — |
Alternatives to the LFMXO4-050
Closest matches in other families and vendors by logic, DSP, memory, I/O and transceivers. Check pin compatibility and tools before migrating.
| Device | LUT4-eq. | Vendor logic | DSP | Block RAM | Max I/O | Transceivers | PCIe |
|---|---|---|---|---|---|---|---|
| LCMXO3L-4300Lattice MachXO3 | 4.3K 4.3K LUT4 | — | — | 0.1 Mb | 335 | — | — |
| LCMXO3LF-4300Lattice MachXO3 | 4.3K 4.3K LUT4 | — | — | 0.1 Mb | 335 | — | — |
| LCMXO2-4000Lattice MachXO2 | 4.3K 4.3K LUT4 | — | — | 0.1 Mb | 278 | — | — |
| LCMXO3D-4300Lattice MachXO3D | 4.3K 4.3K LUT4 | — | — | 0.1 Mb | 206 | — | — |
| GW1AN-5Gowin Arora | 5.4K 5.4K LUT4 | — | — | 0.1 Mb | 208 | — | — |
| GW1AN-3Gowin Arora | 3.2K 3.2K LUT4 | — | — | 0.1 Mb | 208 | — | — |
Compare side by side: LFMXO4-050 vs LCMXO3L-4300, LFMXO4-050 vs LCMXO3LF-4300, LFMXO4-050 vs LCMXO2-4000.
LFMXO4-050 quick facts
How many LUTs does the LFMXO4-050 have?
The LFMXO4-050 has 4,320 LUT4 look-up tables, about 4,320 LUT4 equivalents (5,200 logic cells as published by Lattice).
How many DSP blocks does the LFMXO4-050 have?
The LFMXO4-050 has no 18×18 multipliers and 0.1 Mb of block RAM.
Does the LFMXO4-050 have transceivers?
No, the LFMXO4-050 has no multi-gigabit transceivers. Its user I/O supports up to 333 pins.
What are the alternatives to the LFMXO4-050?
Devices of similar size in other families include LCMXO3L-4300 (Lattice MachXO3), LCMXO3LF-4300 (Lattice MachXO3), LCMXO2-4000 (Lattice MachXO2).
Which software is used to design with the LFMXO4-050?
Designs for the LFMXO4-050 are built with Lattice Radiant.
Other MachXO4 devices
| Device | LUT4-eq. | Vendor logic | DSP | Block RAM | Max I/O | Transceivers | PCIe |
|---|---|---|---|---|---|---|---|
| LFMXO4-010 | 896 896 LUT4 | 1.1K LC | — | 0.1 Mb | 105 | — | — |
| LFMXO4-015 | 1.3K 1.3K LUT4 | 1.6K LC | — | 0.1 Mb | 204 | — | — |
| LFMXO4-025 | 2.1K 2.1K LUT4 | 2.6K LC | — | 0.1 Mb | 204 | — | — |
| LFMXO4D-040 | 3K 3K LUT4 | 3.6K LC | — | 0.1 Mb | 204 | — | — |
| LFMXO4-050 | 4.3K 4.3K LUT4 | 5.2K LC | — | 0.1 Mb | 333 | — | — |
| LFMXO4D-050 | 4.3K 4.3K LUT4 | 5.2K LC | — | 0.1 Mb | 204 | — | — |
| LFMXO4-080 | 6.9K 6.9K LUT4 | 8.3K LC | — | 0.2 Mb | 333 | — | — |
| LFMXO4D-080 | 6.9K 6.9K LUT4 | 8.3K LC | — | 0.2 Mb | 333 | — | — |
| LFMXO4-110 | 9.4K 9.4K LUT4 | 11.3K LC | — | 0.4 Mb | 382 | — | — |
| LFMXO4D-110 | 9.4K 9.4K LUT4 | 11.3K LC | — | 0.4 Mb | 381 | — | — |
Source: Lattice MachXO4 product page, Family Table, retrieved 2026-10-24. Data is extracted automatically from the vendor's selection guide; verify critical values in the device data sheet.