LFE3-70E-7FN1156I
Lattice LatticeECP3 FPGA
67K LUTs 1,156-ball Industrial
AvailableLifecycle: Obsolete
The LFE3-70E-7FN1156I is a Lattice LatticeECP3 FPGA based on the LFE3-70E device, with 67,000 LUTs and 4,420 Kb of block RAM. It comes in the FN1156 package (1156-FPBGA, 35 × 35 mm), speed grade 7, industrial temperature (-40 °C to 100 °C, junction). It has been discontinued by the manufacturer. Request a quote to check stock and pricing — include the quantity and any date-code or traceability requirements.
- LUTs
- 67,000
- Block RAM
- 4,420 Kb
- Pins
- 1,156
- Speed grade
- 7
- Temperature
- Industrial
Part details
- Manufacturer
- Lattice Semiconductor
- Part number
- LFE3-70E-7FN1156I
- Base device
- LFE3-70E
- Family
- LatticeECP3
- Package
- FN1156
- Pin / ball count
- 1,156
- Speed grade
- 7
- Temperature grade
- Industrial
- Product status
- Obsolete
- ECCN
- 3A991D
- HTS code
- 8542.31.0060
- RoHS
- Not compliant
Device specifications
- Logic cells
- 67,000
- Block RAM
- 4,420 Kb
Specifications
- Package outline
- 1156-FPBGA, 35 × 35 mm
- Package / case
- 1156-BBGA
- Mounting
- Surface Mount
- User I/O
- 490
- LABs / CLBs
- 8,375
- Supply voltage
- 1.14 V to 1.26 V
- Operating temperature
- -40 °C to 100 °C (junction)
- Moisture sensitivity (MSL)
- Level 3 (168 hours)
- Series
- ECP3
Part number breakdown
| Segment | Field | Meaning |
|---|---|---|
| LFE3-70E | Base Device | Device LFE3-70E |
| 7 | Speed Grade | 7 |
| FN1156 | Package | FN1156 |
| I | Temperature Grade | Industrial |
Alternatives and other versions
| Part number | How it compares | Package | Speed | Temperature |
|---|---|---|---|---|
| LFE3-70E-7FN1156C | Engineering review required · 70/100Commercial (0 to +85 °C) doesn't cover industrial (−40 to +100 °C). Same device, package and speed grade | FN1156 | 7 | Commercial |
| LFE3-70E-8FN1156I | Strong SKU alternate · 91/100Faster -8 speed grade, same device and package | FN1156 | 8 | Industrial |
| LFE3-70E-8FN1156C | Engineering review required · 70/100Commercial (0 to +85 °C) doesn't cover industrial (−40 to +100 °C). Faster -8 speed grade, same device and package | FN1156 | 8 | Commercial |
| LFE3-70E-6FN1156I | Engineering review required · 71/100Slower -6 speed grade: timing must be re-closed | FN1156 | 6 | Industrial |
| LFE3-70E-6FN1156C | 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 | FN1156 | 6 | Commercial |
| LFE3-70E-6FN484C | Same device, different package | FN484 | 6 | Commercial |
| LFE3-70E-6FN484I | Same device, different package | FN484 | 6 | Industrial |
| LFE3-70E-7FN484C | Same device, different package | FN484 | 7 | Commercial |
| LFE3-70E-7FN484I | Same device, different package | FN484 | 7 | Industrial |
| LFE3-70E-8FN484C | Same device, different package | FN484 | 8 | Commercial |
| LFE3-70E-8FN484I | Same device, different package | FN484 | 8 | Industrial |
| LFE3-70E-6FN672C | Same device, different package | FN672 | 6 | Commercial |
| LFE3-70E-6FN672I | Same device, different package | FN672 | 6 | Industrial |
| LFE3-70E-7FN672C | Same device, different package | FN672 | 7 | Commercial |
| LFE3-70E-7FN672I | Same device, different package | FN672 | 7 | Industrial |
| LFE3-70E-8FN672C | Same device, different package | FN672 | 8 | Commercial |
| LFE3-70E-8FN672I | Same device, different package | FN672 | 8 | Industrial |
Ranked from manufacturer datasheets and pinout files. Customer approval still recommended.
Frequently asked questions
- Is the LFE3-70E-7FN1156I still in production?
- No. The LFE3-70E-7FN1156I has been discontinued by the manufacturer. Discontinued parts can still be quoted — send a request with the quantity and any date-code requirements.
- What package is the LFE3-70E-7FN1156I?
- The LFE3-70E-7FN1156I comes in the FN1156 package (1156-FPBGA, 35 × 35 mm).
- Which versions of the LFE3-70E come in industrial temperature?
- The LFE3-70E-7FN1156I is itself an industrial-temperature part (-40 °C to 100 °C, junction). 8 other LFE3-70E parts are industrial temperature. A different speed grade or package is not a drop-in replacement, so check it against your design.LFE3-70E-6FN1156ILFE3-70E-8FN1156ILFE3-70E-6FN484ILFE3-70E-7FN484ILFE3-70E-8FN484ILFE3-70E-6FN672ILFE3-70E-7FN672ILFE3-70E-8FN672I
LFE3-70E discontinued?
We still source this part. If the design is being revised, the replacement page lists current Lattice devices of similar capacity.
LFE3-70E replacement optionsGuides and comparisons
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