LAV-AT-X50

LatticeAvant-X

The LAV-AT-X50 is an Avant-X FPGA from Lattice, built on a 16 nm process. It provides 255,000 LUT4 look-up tables (409,000 logic cells), 22.7 Mb of block RAM and 1,120 18×18 multipliers. It offers up to 298 user I/O pins and 16 SERDES transceivers at up to 25 Gb/s. It comes in a single package, the LFG676 (27 × 27 mm). Temperature grades: commercial, industrial, automotive, d. Designs are built with Lattice Radiant.

255KLUT4-equivalent

255KLUTs (LUT4)

1,12018×18 multipliers

22.7 MbBlock RAM

298Max. user I/O

16Transceivers (25 Gb/s)

Specifications

Vendor	Lattice
Family	Avant-X
Series	Avant
Process	16 nm
Configuration memory	SRAM
LUT4-equivalent capacity	255,000
Look-up tables (LUT4)	255,000
Logic cells	409,000
Distributed RAM	2,660 Kb
Block RAM	22.7 Mb (630 × 36 Kb)
DSP (18×18 multiplier)	1,120

Max. user I/O	298
SERDES transceivers	16 × 25 Gb/s
PCI Express	None
Analog / monitor	None
Design tool	Lattice Radiant

Packages

Package	Size (mm)	Pitch (mm)	User I/O	Transceivers
LFG676	27 × 27	1.0	298	16

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)	—	—
D (D)	—	—

Alternatives to the LAV-AT-X50

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
LAV-AT-G50Lattice Avant-G	255K 255K LUT4	409K LC	1,120	22.7 Mb	298	16 SERDES 12.5 Gb/s	—
XCKU3PAMD Kintex UltraScale+	261K 163K LUT6	356K SLC	1,368	12.7 Mb	304	16 GTY 32.75 Gb/s	Gen3
XC2KU030PAMD Kintex UltraScale+ Gen 2	240K 150K LUT6	328K SLC	1,248	11.8 Mb	342	16 GTY 32.75 Gb/s	Gen4
10AX032Altera Arria 10	237K 119K ALMs	419K LE	985	17.4 Mb	384	24 XCVR 17.4 Gb/s	Gen3
MPF300TMicrochip PolarFire	300K 300K LUT4	300K LE	924	18.6 Mb	512	16 SERDES 12.7 Gb/s	Gen2
XC7K355TAMD Kintex-7	356K 223K LUT6	356K LC	1,440	25.1 Mb	300	24 GTX 12.5 Gb/s	Gen2

Compare side by side: LAV-AT-X50 vs LAV-AT-G50, LAV-AT-X50 vs XCKU3P, LAV-AT-X50 vs XC2KU030P, LAV-AT-X50 vs 10AX032.

LAV-AT-X50 quick facts

How many LUTs does the LAV-AT-X50 have?

The LAV-AT-X50 has 255,000 LUT4 look-up tables, about 255,000 LUT4 equivalents (409,000 logic cells as published by Lattice).

How many DSP blocks does the LAV-AT-X50 have?

The LAV-AT-X50 has 1,120 18×18 multipliers and 22.7 Mb of block RAM.

Does the LAV-AT-X50 have transceivers?

Yes, 16 SERDES transceivers at up to 25 Gb/s.

What are the alternatives to the LAV-AT-X50?

Devices of similar size in other families include LAV-AT-G50 (Lattice Avant-G), XCKU3P (AMD Kintex UltraScale+), XC2KU030P (AMD Kintex UltraScale+ Gen 2).

Which software is used to design with the LAV-AT-X50?

Designs for the LAV-AT-X50 are built with Lattice Radiant.

Other Avant-X devices

Device	LUT4-eq.	Vendor logic	DSP	Block RAM	Max I/O	Transceivers	PCIe
LAV-AT-X30	163K 163K LUT4	262K LC	700	14.4 Mb	298	12 SERDES 25 Gb/s	—
LAV-AT-X50	255K 255K LUT4	409K LC	1,120	22.7 Mb	298	16 SERDES 25 Gb/s	—
LAV-AT-X70	397K 397K LUT4	637K LC	1,800	35.6 Mb	554	28 SERDES 25 Gb/s	—

Source: Lattice Avant-X 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.