XC7S25
AMDSpartan-7The XC7S25 is a Spartan-7 FPGA from AMD, built on a 28 nm process. It provides 14,600 LUT6 look-up tables (23,360 logic cells), 29,200 flip-flops, 1.6 Mb of block RAM and 80 DSP slices. It offers up to 150 user I/O pins. It is available in 3 packages, from the CSGA225 (13 × 13 mm) to the FTGB196 (15 × 15 mm). Temperature grades: commercial, industrial, expanded. Designs are built with AMD Vivado.
Specifications
| Vendor | AMD |
|---|---|
| Family | Spartan-7 |
| Series | 7 Series |
| Process | 28 nm |
| Configuration memory | SRAM |
| LUT4-equivalent capacity | 23,360 |
| Look-up tables (LUT6) | 14,600 |
| Logic cells | 23,360 |
| Flip-flops | 29,200 |
| Distributed RAM | 313 Kb |
| Block RAM | 1.6 Mb (45 × 36 Kb) |
| DSP (DSP slice) | 80 |
| Clock management tiles | 3 |
| Max. user I/O | 150 |
|---|---|
| Differential pairs | 72 |
| Transceivers | None |
| PCI Express | None |
| Analog / monitor | XADC |
| Design tool | AMD Vivado |
Packages
| Package | Size (mm) | Pitch (mm) | User I/O | Transceivers |
|---|---|---|---|---|
| CSGA225 | 13 × 13 | 0.8 | 150 | — |
| CSGA324 | 15 × 15 | 0.8 | 150 | — |
| FTGB196 | 15 × 15 | 1.0 | 100 | — |
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 | -1, -2 |
| Industrial (I) | −40 to 100 °C | -1, -2, -1L |
| Expanded (Q) | −40 to 125 °C | -1 |
Alternatives to the XC7S25
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 |
|---|---|---|---|---|---|---|---|
| Ti35Efinix Titanium | 35.5K 35.5K LUT4 | 36.2K LE | 93 | 1.5 Mb | 169 | — | — |
| EP4CE22Altera Cyclone IV | 22K 22K LUT4 | 22K LE | 66 | 0.6 Mb | 153 | — | — |
| GW3A-20Gowin Arora III | 23K 23K LUT4 | — | 52 | 2.1 Mb | 238 | — | — |
| 10CL025Altera Cyclone 10 LP | 25K 25K LUT4 | 25K LE | 66 | 0.6 Mb | 150 | — | — |
| T35Efinix Trion | ≈31.7K 31.7K LEs | 31.7K LE | 120 | 1.4 Mb | 230 | — | — |
| Ti40Efinix Titanium | ≈38.9K 38.9K LEs | 38.9K LE | 100 | 1.5 Mb | 183 | — | — |
Compare side by side: XC7S25 vs Ti35, XC7S25 vs EP4CE22, XC7S25 vs GW3A-20, XC7S25 vs 10CL025.
XC7S25 quick facts
How many LUTs does the XC7S25 have?
The XC7S25 has 14,600 LUT6 look-up tables, about 23,360 LUT4 equivalents (23,360 logic cells as published by AMD).
How many DSP blocks does the XC7S25 have?
The XC7S25 has 80 DSP slices and 1.6 Mb of block RAM.
Does the XC7S25 have transceivers?
No, the XC7S25 has no multi-gigabit transceivers. Its user I/O supports up to 150 pins.
What are the alternatives to the XC7S25?
Devices of similar size in other families include Ti35 (Efinix Titanium), EP4CE22 (Altera Cyclone IV), GW3A-20 (Gowin Arora III).
Which software is used to design with the XC7S25?
Designs for the XC7S25 are built with AMD Vivado.
Other Spartan-7 devices
| Device | LUT4-eq. | Vendor logic | DSP | Block RAM | Max I/O | Transceivers | PCIe |
|---|---|---|---|---|---|---|---|
| XC7S6 | 6K 3.8K LUT6 | 6K LC | 10 | 0.2 Mb | 100 | — | — |
| XC7S15 | 12.8K 8K LUT6 | 12.8K LC | 20 | 0.4 Mb | 100 | — | — |
| XC7S25 | 23.4K 14.6K LUT6 | 23.4K LC | 80 | 1.6 Mb | 150 | — | — |
| XC7S50 | 52.2K 32.6K LUT6 | 52.2K LC | 120 | 2.6 Mb | 250 | — | — |
| XC7S75 | 76.8K 48K LUT6 | 76.8K LC | 140 | 3.2 Mb | 400 | — | — |
| XC7S100 | 102K 64K LUT6 | 102K LC | 160 | 4.2 Mb | 400 | — | — |
Source: AMD 7 Series FPGAs Product Selection Guide, XMP101 (v1.8). Data is extracted automatically from the vendor's selection guide; verify critical values in the device data sheet.