LFE5U-85F-8BG381I
Lattice ECP5 FPGA
84K LUTs 381-ball Industrial
AvailableLifecycle: Active
The LFE5U-85F-8BG381I is a Lattice ECP5 FPGA based on the LFE5U-85F device, with 84,000 LUTs and 3,744 Kb of block RAM. It comes in the BG381 package (381-CABGA, 17 × 17 mm), speed grade 8, industrial temperature (-40 °C to 100 °C, junction). It is in active production.
- LUTs
- 84,000
- Block RAM
- 3,744 Kb
- Pins
- 381
- Speed grade
- 8
- Temperature
- Industrial
Part details
- Manufacturer
- Lattice Semiconductor
- Part number
- LFE5U-85F-8BG381I
- Base device
- LFE5U-85F
- Family
- ECP5
- Package
- BG381
- Pin / ball count
- 381
- Speed grade
- 8
- Temperature grade
- Industrial
- Product status
- Active
- ECCN
- 3A991D
- HTS code
- 8542.31.0060
- RoHS
- Compliant
Device specifications
- Logic cells
- 84,000
- Block RAM
- 3,744 Kb
Specifications
- Package outline
- 381-CABGA, 17 × 17 mm
- Package / case
- 381-FBGA
- Mounting
- Surface Mount
- User I/O
- 205
- LABs / CLBs
- 21,000
- Supply voltage
- 1.045 V to 1.155 V
- Operating temperature
- -40 °C to 100 °C (junction)
- Moisture sensitivity (MSL)
- Level 3 (168 hours)
- Series
- ECP5
Part number breakdown
| Segment | Field | Meaning |
|---|---|---|
| LFE5U-85F | Base Device | ECP5 FPGA |
| 8 | Speed Grade | 8 |
| BG381 | Package | BG381 |
| I | Temperature Grade | Industrial |
Documentation
- LFE5U-85F-6MG285C datasheetLattice Semiconductor document
Alternatives and other versions
| Part number | How it compares | Package | Speed | Temperature |
|---|---|---|---|---|
| LFE5U-85F-8BG381C | Engineering review required · 70/100Commercial (0 to +85 °C) doesn't cover industrial (−40 to +100 °C). Same device, package and speed grade | BG381 | 8 | Commercial |
| LFE5U-45F-8BG381I | Engineering review required · 55/1002 I/O balls used by this part are not connected on the alternative. Smaller device (44,000 vs 84,000 logic cells) | BG381 | 8 | Industrial |
| LFE5U-85F-6BG381I | Engineering review required · 71/100Slower -6 speed grade: timing must be re-closed | BG381 | 6 | Industrial |
| LFE5U-85F-7BG381I | Engineering review required · 71/100Slower -7 speed grade: timing must be re-closed | BG381 | 7 | Industrial |
| LFE5U-85F-6BG381C | Engineering review required · 70/100Commercial (0 to +85 °C) doesn't cover industrial (−40 to +100 °C). Slower -6 speed grade: timing must be re-closed | BG381 | 6 | Commercial |
| LFE5U-85F-7BG381C | Engineering review required · 70/100Commercial (0 to +85 °C) doesn't cover industrial (−40 to +100 °C). Slower -7 speed grade: timing must be re-closed | BG381 | 7 | Commercial |
| LFE5U-85F-6BG554C | Same device, different package | BG554 | 6 | Commercial |
| LFE5U-85F-6BG554I | Same device, different package | BG554 | 6 | Industrial |
| LFE5U-85F-7BG554C | Same device, different package | BG554 | 7 | Commercial |
| LFE5U-85F-7BG554I | Same device, different package | BG554 | 7 | Industrial |
| LFE5U-85F-8BG554C | Same device, different package | BG554 | 8 | Commercial |
| LFE5U-85F-8BG554I | Same device, different package | BG554 | 8 | Industrial |
| LFE5U-85F-6BG756C | Same device, different package | BG756 | 6 | Commercial |
| LFE5U-85F-6BG756I | Same device, different package | BG756 | 6 | Industrial |
| LFE5U-85F-7BG756C | Same device, different package | BG756 | 7 | Commercial |
| LFE5U-85F-7BG756I | Same device, different package | BG756 | 7 | Industrial |
| LFE5U-85F-8BG756C | Same device, different package | BG756 | 8 | Commercial |
| LFE5U-85F-8BG756I | Same device, different package | BG756 | 8 | Industrial |
| LFE5U-85F-6MG285C | Same device, different package | MG285 | 6 | Commercial |
| LFE5U-85F-6MG285I | Same device, different package | MG285 | 6 | Industrial |
| LFE5U-85F-7MG285C | Same device, different package | MG285 | 7 | Commercial |
| LFE5U-85F-7MG285I | Same device, different package | MG285 | 7 | Industrial |
| LFE5U-85F-8MG285C | Same device, different package | MG285 | 8 | Commercial |
| LFE5U-85F-8MG285I | Same device, different package | MG285 | 8 | Industrial |
Ranked from manufacturer datasheets and pinout files. Customer approval still recommended.
Frequently asked questions
- Is the LFE5U-85F-8BG381I still in production?
- Yes. The LFE5U-85F-8BG381I is in active production.
- What package is the LFE5U-85F-8BG381I?
- The LFE5U-85F-8BG381I comes in the BG381 package (381-CABGA, 17 × 17 mm).
- Which versions of the LFE5U-85F come in industrial temperature?
- The LFE5U-85F-8BG381I is itself an industrial-temperature part (-40 °C to 100 °C, junction). 11 other LFE5U-85F parts are industrial temperature. A different speed grade or package is not a drop-in replacement, so check it against your design.LFE5U-85F-6BG381ILFE5U-85F-7BG381ILFE5U-85F-6BG554ILFE5U-85F-7BG554ILFE5U-85F-8BG554ILFE5U-85F-6BG756ILFE5U-85F-7BG756ILFE5U-85F-8BG756Iand 3 more
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