LFD2NX-35
LatticeCertus-NXThe LFD2NX-35 is a Certus-NX FPGA from Lattice, built on a 28 nm process. It provides 29,167 LUT4 look-up tables (35,000 logic cells), 1.9 Mb of block RAM plus 0.5 Mb of LRAM and 48 18×18 multipliers. It offers up to 371 user I/O pins and 1 SERDES transceivers at up to 5 Gb/s, with hard PCI Express Gen2 blocks. It is available in 3 packages, from the caBGA256 (14 × 14 mm) to the BBG484 (19 × 19 mm). Temperature grades: commercial, industrial. Designs are built with Lattice Radiant.
Specifications
| Vendor | Lattice |
|---|---|
| Family | Certus-NX |
| Series | Nexus |
| Process | 28 nm |
| Configuration memory | SRAM |
| LUT4-equivalent capacity | 29,167 |
| Look-up tables (LUT4) | 29,167 |
| LUT note | Derived from logic cells ÷ 1.2 (Lattice definition for Nexus devices) |
| Logic cells | 35,000 |
| Block RAM | 1.9 Mb |
| LRAM | 0.5 Mb |
| DSP (18×18 multiplier) | 48 |
| Max. user I/O | 371 |
|---|---|
| SERDES transceivers | 1 × 5 Gb/s |
| PCI Express | Gen2 |
| Analog / monitor | SAR ADC |
| Design tool | Lattice Radiant |
Packages
| Package | Size (mm) | Pitch (mm) | User I/O | Transceivers |
|---|---|---|---|---|
| caBGA256 | 14 × 14 | 0.8 | 181 | 1 |
| caBGA400 | 17 × 17 | 0.8 | 313 | — |
| BBG484 | 19 × 19 | 0.8 | 371 | 1 |
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 | — |
Alternatives to the LFD2NX-35
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 |
|---|---|---|---|---|---|---|---|
| LFMXO5-35TLattice MachXO5-NX | 29.2K 29.2K LUT4 | 35K LC | 48 | 1.9 Mb | 371 | 1 SERDES | Gen2 |
| LFMXO5-30TDLattice MachXO5-NX | 25K 25K LUT4 | 30K LC | 48 | 0.8 Mb | 368 | 1 SERDES | Gen2 |
| XCSU35PAMD Spartan UltraScale+ | 25.6K 16K LUT6 | 36K SLC | 48 | 1.7 Mb | 304 | — | — |
| GW3A-20Gowin Arora III | 23K 23K LUT4 | — | 52 | 2.1 Mb | 238 | — | — |
| LIFCL-40Lattice CrossLink-NX | 32.5K 32.5K LUT4 | 39K LC | 56 | 1.5 Mb | 191 | — | Gen2 |
| 5CEA4Altera Cyclone V | 37K 18.5K ALMs | 49K LE | 66 | 3 Mb | 224 | — | — |
Compare side by side: LFD2NX-35 vs LFMXO5-35T, LFD2NX-35 vs LFMXO5-30TD, LFD2NX-35 vs XCSU35P.
LFD2NX-35 quick facts
How many LUTs does the LFD2NX-35 have?
The LFD2NX-35 has 29,167 LUT4 look-up tables, about 29,167 LUT4 equivalents (35,000 logic cells as published by Lattice).
How many DSP blocks does the LFD2NX-35 have?
The LFD2NX-35 has 48 18×18 multipliers and 1.9 Mb of block RAM plus 0.5 Mb of LRAM.
Does the LFD2NX-35 have transceivers?
Yes, 1 SERDES transceivers at up to 5 Gb/s.
What are the alternatives to the LFD2NX-35?
Devices of similar size in other families include LFMXO5-35T (Lattice MachXO5-NX), LFMXO5-30TD (Lattice MachXO5-NX), XCSU35P (AMD Spartan UltraScale+).
Which software is used to design with the LFD2NX-35?
Designs for the LFD2NX-35 are built with Lattice Radiant.
Other Certus-NX devices
| Device | LUT4-eq. | Vendor logic | DSP | Block RAM | Max I/O | Transceivers | PCIe |
|---|---|---|---|---|---|---|---|
| LFD2NX-9 | 7.5K 7.5K LUT4 | 9K LC | 12 | 0.3 Mb | 77 | — | — |
| LFD2NX-15 | 12.5K 12.5K LUT4 | 15K LC | 12 | 0.8 Mb | 311 | — | — |
| LFD2NX-17 | 14.2K 14.2K LUT4 | 17K LC | 24 | 0.4 Mb | 77 | — | — |
| LFD2NX-25 | 20.8K 20.8K LUT4 | 25K LC | 20 | 1.4 Mb | 311 | — | — |
| LFD2NX-28 | 23.3K 23.3K LUT4 | 28K LC | 40 | 1 Mb | 191 | 1 SERDES 5 Gb/s | Gen2 |
| LFD2NX-35 | 29.2K 29.2K LUT4 | 35K LC | 48 | 1.9 Mb | 371 | 1 SERDES 5 Gb/s | Gen2 |
| LFD2NX-40 | 32.5K 32.5K LUT4 | 39K LC | 56 | 1.5 Mb | 191 | 1 SERDES 5 Gb/s | Gen2 |
| LFD2NX-65 | 54.2K 54.2K LUT4 | 65K LC | 128 | 2.2 Mb | 371 | 1 SERDES 5 Gb/s | Gen2 |
Source: Lattice Certus-NX 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.