Tz170
EfinixTopazThe Tz170 is a Topaz FPGA from Efinix, built on a 16 nm process. It provides 172,201 LUT4 look-up tables (161,008 logic elements (LEs)), 172,201 flip-flops, 11.1 Mb of block RAM and 544 DSP blocks. It offers up to 274 user I/O pins. It is available in 3 packages, from the FBGA361 (13 × 13 mm) to the FBGA484 (18 × 18 mm). Designs are built with Efinix Efinity.
Specifications
| Vendor | Efinix |
|---|---|
| Family | Topaz |
| Series | Topaz |
| Process | 16 nm |
| Configuration memory | SRAM |
| LUT4-equivalent capacity | 172,201 |
| Look-up tables (LUT4) | 172,201 |
| LUT note | XLR cells from the data sheet (each is a 4-input LUT with a flip-flop) |
| Logic elements (LEs) | 161,008 |
| Flip-flops | 172,201 |
| Block RAM | 11.1 Mb |
| DSP (DSP block) | 544 |
| Max. user I/O | 274 |
|---|---|
| Transceivers | None |
| PCI Express | None |
| Hard memory controller | LPDDR4 1 x32 |
| Analog / monitor | None |
| Design tool | Efinix Efinity |
Packages
| Package | Size (mm) | Pitch (mm) | User I/O | Transceivers |
|---|---|---|---|---|
| FBGA361 | 13 × 13 | 0.65 | 130 | — |
| FBGA400 | 16 × 16 | 0.8 | 274 | — |
| FBGA484 | 18 × 18 | 0.8 | 143 | — |
Package names are shown as in the selection guide; the full ordering code adds speed grade and temperature (see the data sheet).
Alternatives to the Tz170
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 |
|---|---|---|---|---|---|---|---|
| Ti180Efinix Titanium | 173K 173K LUT4 | 176K LE | 640 | 13.1 Mb | 284 | — | — |
| LAV-AT-E30Lattice Avant-E | 163K 163K LUT4 | 262K LC | 700 | 14.4 Mb | 349 | — | — |
| Ti120Efinix Titanium | 121K 121K LUT4 | 123K LE | 448 | 9.2 Mb | 284 | — | — |
| 5CEA9Altera Cyclone V | 227K 114K ALMs | 301K LE | 342 | 11.9 Mb | 480 | — | — |
| GW5A-138Gowin Arora V | 138K 138K LUT4 | — | 298 | 6 Mb | 312 | — | — |
| Ti90Efinix Titanium | 90.7K 90.7K LUT4 | 92.5K LE | 336 | 6.9 Mb | 284 | — | — |
Compare side by side: Tz170 vs Ti180, Tz170 vs LAV-AT-E30, Tz170 vs Ti120, Tz170 vs 5CEA9.
Tz170 quick facts
How many LUTs does the Tz170 have?
The Tz170 has 172,201 LUT4 look-up tables, about 172,201 LUT4 equivalents (161,008 logic elements (les) as published by Efinix).
How many DSP blocks does the Tz170 have?
The Tz170 has 544 DSP blocks and 11.1 Mb of block RAM.
Does the Tz170 have transceivers?
No, the Tz170 has no multi-gigabit transceivers. Its user I/O supports up to 274 pins.
What are the alternatives to the Tz170?
Devices of similar size in other families include Ti180 (Efinix Titanium), LAV-AT-E30 (Lattice Avant-E), Ti120 (Efinix Titanium).
Which software is used to design with the Tz170?
Designs for the Tz170 are built with Efinix Efinity.
Other Topaz devices
| Device | LUT4-eq. | Vendor logic | DSP | Block RAM | Max I/O | Transceivers | PCIe |
|---|---|---|---|---|---|---|---|
| Tz50 | 55.8K 55.8K LUT4 | 52.2K LE | 140 | 2.4 Mb | 169 | — | — |
| Tz75 | 80.8K 80.8K LUT4 | 75.5K LE | 264 | 5.3 Mb | 223 | 8 SERDES 12.5 Gb/s | Gen3 |
| Tz100 | 108K 108K LUT4 | 101K LE | 312 | 6.3 Mb | 223 | 8 SERDES 12.5 Gb/s | Gen3 |
| Tz110 | 129K 129K LUT4 | 121K LE | 320 | 6.4 Mb | 274 | — | — |
| Tz170 | 172K 172K LUT4 | 161K LE | 544 | 11.1 Mb | 274 | — | — |
| Tz200 | 230K 230K LUT4 | 215K LE | 840 | 15.8 Mb | 227 | 16 SERDES 12.5 Gb/s | Gen3 |
| Tz325 | 349K 349K LUT4 | 326K LE | 1,008 | 19.2 Mb | 227 | 16 SERDES 12.5 Gb/s | Gen3 |
Source: Efinix Topaz product page and device data sheets, retrieved 2026-10-24. Data is extracted automatically from the vendor's selection guide; verify critical values in the device data sheet.