LCMXO640C-4FN256C
Lattice MachXO FPGA
640 LUTs 256-ball Commercial
AvailableLifecycle: Obsolete
The LCMXO640C-4FN256C is a Lattice MachXO FPGA based on the LCMXO640C device, with 640 LUTs. It comes in the FN256 package (256-FPBGA, 17 × 17 mm), speed grade 4, commercial temperature (0 °C to 85 °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
- 640
- Pins
- 256
- Speed grade
- 4
- Temperature
- Commercial
Part details
- Manufacturer
- Lattice Semiconductor
- Part number
- LCMXO640C-4FN256C
- Base device
- LCMXO640C
- Family
- MachXO
- Package
- FN256
- Pin / ball count
- 256
- Speed grade
- 4
- Temperature grade
- Commercial
- Product status
- Obsolete
- ECCN
- EAR99
- HTS code
- 8542.31.0060
- RoHS
- Not compliant
Device specifications
- Logic cells
- 640
Specifications
- Package outline
- 256-FPBGA, 17 × 17 mm
- Package / case
- 256-BGA
- Mounting
- Surface Mount
- User I/O
- 159
- LABs / CLBs
- 80
- Supply voltage
- 1.71 V to 3.465 V
- Operating temperature
- 0 °C to 85 °C (junction)
- Moisture sensitivity (MSL)
- Level 3 (168 hours)
- Series
- MachXO
Part number breakdown
| Segment | Field | Meaning |
|---|---|---|
| LCMXO640C | Base Device | Device LCMXO640C |
| 4 | Speed Grade | 4 |
| FN256 | Package | FN256 |
| C | Temperature Grade | Commercial |
Documentation
- LCMXO640C-4FN256C datasheetLattice Semiconductor document
- LCMXO640C-4TN100I datasheetLattice Semiconductor document
Alternatives and other versions
| Part number | How it compares | Package | Speed | Temperature |
|---|---|---|---|---|
| LCMXO640C-4FN256I | Very strong alternative · 98/100Same device, package and speed grade. Industrial (−40 to +100 °C) covers commercial (0 to +85 °C) | FN256 | 4 | Industrial |
| LCMXO640C-3FN256I | Engineering review required · 71/100Slower -3 speed grade: timing must be re-closed. Industrial (−40 to +100 °C) covers commercial (0 to +85 °C) | FN256 | 3 | Industrial |
| LCMXO640C-3BN256C | Same device, different package | BN256 | 3 | Commercial |
| LCMXO640C-3BN256I | Same device, different package | BN256 | 3 | Industrial |
| LCMXO640C-4BN256C | Same device, different package | BN256 | 4 | Commercial |
| LCMXO640C-4BN256I | Same device, different package | BN256 | 4 | Industrial |
| LCMXO640C-5BN256C | Same device, different package | BN256 | 5 | Commercial |
| LCMXO640C-3FT256C | Same device, different package | FT256 | 3 | Commercial |
| LCMXO640C-3FT256I | Same device, different package | FT256 | 3 | Industrial |
| LCMXO640C-4FT256I | Same device, different package | FT256 | 4 | Industrial |
| LCMXO640C-5FT256C | Same device, different package | FT256 | 5 | Commercial |
| LCMXO640C-3FTN256C | Same device, different package | FTN256 | 3 | Commercial |
| LCMXO640C-3FTN256I | Same device, different package | FTN256 | 3 | Industrial |
| LCMXO640C-4FTN256I | Same device, different package | FTN256 | 4 | Industrial |
| LCMXO640C-5FTN256C | Same device, different package | FTN256 | 5 | Commercial |
| LCMXO640C-3MN100C | Same device, different package | MN100 | 3 | Commercial |
| LCMXO640C-3MN100I | Same device, different package | MN100 | 3 | Industrial |
| LCMXO640C-4MN100C | Same device, different package | MN100 | 4 | Commercial |
| LCMXO640C-4MN100I | Same device, different package | MN100 | 4 | Industrial |
| LCMXO640C-5MN100C | Same device, different package | MN100 | 5 | Commercial |
| LCMXO640C-3MN132C | Same device, different package | MN132 | 3 | Commercial |
| LCMXO640C-3MN132I | Same device, different package | MN132 | 3 | Industrial |
| LCMXO640C-4MN132C | Same device, different package | MN132 | 4 | Commercial |
| LCMXO640C-4MN132I | Same device, different package | MN132 | 4 | Industrial |
Ranked from manufacturer datasheets and pinout files. Customer approval still recommended.
Frequently asked questions
- Is the LCMXO640C-4FN256C still in production?
- No. The LCMXO640C-4FN256C 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 LCMXO640C-4FN256C?
- The LCMXO640C-4FN256C comes in the FN256 package (256-FPBGA, 17 × 17 mm).
- Which versions of the LCMXO640C come in industrial temperature?
- The LCMXO640C-4FN256C is not an industrial-temperature part. 16 LCMXO640C parts are industrial temperature. A different speed grade or package is not a drop-in replacement, so check it against your design.LCMXO640C-3FN256ILCMXO640C-4FN256ILCMXO640C-3BN256ILCMXO640C-4BN256ILCMXO640C-3FT256ILCMXO640C-4FT256ILCMXO640C-3FTN256ILCMXO640C-4FTN256Iand 8 more
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