XC7S75
AMDSpartan-7The XC7S75 is a Spartan-7 FPGA from AMD, built on a 28 nm process. It provides 48,000 LUT6 look-up tables (76,800 logic cells), 96,000 flip-flops, 3.2 Mb of block RAM and 140 DSP slices. It offers up to 400 user I/O pins. It is available in 2 packages, from the FGGA484 (23 × 23 mm) to the FGGA676 (27 × 27 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 | 76,800 |
| Look-up tables (LUT6) | 48,000 |
| Logic cells | 76,800 |
| Flip-flops | 96,000 |
| Distributed RAM | 832 Kb |
| Block RAM | 3.2 Mb (90 × 36 Kb) |
| DSP (DSP slice) | 140 |
| Clock management tiles | 8 |
| Max. user I/O | 400 |
|---|---|
| Differential pairs | 192 |
| Transceivers | None |
| PCI Express | None |
| Analog / monitor | XADC |
| Design tool | AMD Vivado |
Packages
| Package | Size (mm) | Pitch (mm) | User I/O | Transceivers |
|---|---|---|---|---|
| FGGA484 | 23 × 23 | 1.0 | 338 | — |
| FGGA676 | 27 × 27 | 1.0 | 400 | — |
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 XC7S75
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 |
|---|---|---|---|---|---|---|---|
| LFE5U-85Lattice ECP5 | 84K 84K LUT4 | — | 156 | 3.7 Mb | 365 | — | — |
| EP4CE75Altera Cyclone IV | 75K 75K LUT4 | 75K LE | 200 | 2.7 Mb | 426 | — | — |
| EP4CE55Altera Cyclone IV | 56K 56K LUT4 | 56K LE | 154 | 2.3 Mb | 374 | — | — |
| T55Efinix Trion | ≈54.2K 54.2K LEs | 54.2K LE | 150 | 2.7 Mb | 278 | — | — |
| 10CL055Altera Cyclone 10 LP | 55K 55K LUT4 | 55K LE | 156 | 2.3 Mb | 321 | — | — |
| GW5A-60Gowin Arora V | 59.9K 59.9K LUT4 | — | 118 | 2.1 Mb | 320 | — | — |
Compare side by side: XC7S75 vs LFE5U-85, XC7S75 vs EP4CE75, XC7S75 vs EP4CE55.
XC7S75 quick facts
How many LUTs does the XC7S75 have?
The XC7S75 has 48,000 LUT6 look-up tables, about 76,800 LUT4 equivalents (76,800 logic cells as published by AMD).
How many DSP blocks does the XC7S75 have?
The XC7S75 has 140 DSP slices and 3.2 Mb of block RAM.
Does the XC7S75 have transceivers?
No, the XC7S75 has no multi-gigabit transceivers. Its user I/O supports up to 400 pins.
What are the alternatives to the XC7S75?
Devices of similar size in other families include LFE5U-85 (Lattice ECP5), EP4CE75 (Altera Cyclone IV), EP4CE55 (Altera Cyclone IV).
Which software is used to design with the XC7S75?
Designs for the XC7S75 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.