LC4256B-75TN176C
Lattice ispMACH 4000V/B/C/Z CPLD
176-pin Commercial
AvailableLifecycle: Obsolete
The LC4256B-75TN176C is a Lattice ispMACH 4000V/B/C/Z CPLD based on the LC4256B device. It comes in the TN176 package (176 pins), speed grade 75, commercial temperature. 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.
- Pins
- 176
- Speed grade
- 75
- Temperature
- Commercial
Part details
- Manufacturer
- Lattice Semiconductor
- Part number
- LC4256B-75TN176C
- Base device
- LC4256B
- Family
- ispMACH 4000V/B/C/Z
- Package
- TN176
- Pin / ball count
- 176
- Speed grade
- 75
- Temperature grade
- Commercial
- Product status
- Obsolete
- ECCN
- 3A991.d
- HTS code
- 8542310055
- RoHS
- Compliant
Device specifications
Part number breakdown
| Segment | Field | Meaning |
|---|---|---|
| LC4256B | Base Device | Device LC4256B |
| 75 | Speed Grade | 75 |
| TN176 | Package | TN176 |
| C | Temperature Grade | Commercial |
Documentation
- LC4256B-3TN100C datasheetLattice Semiconductor document
Alternatives and other versions
| Part number | How it compares | Package | Speed | Temperature |
|---|---|---|---|---|
| LC4256B-75TN176I | Very strong alternative · 98/100Same device, package and speed grade. Industrial (−40 to +105 °C) covers commercial (0 to +90 °C) | TN176 | 75 | Industrial |
| LC4256B-5TN176C | Strong SKU alternate · 91/100Faster -5 speed grade, same device and package | TN176 | 5 | Commercial |
| LC4256B-5TN176I | Strong SKU alternate · 91/100Faster -5 speed grade, same device and package. Industrial (−40 to +105 °C) covers commercial (0 to +90 °C) | TN176 | 5 | Industrial |
| LC4256B-3TN176C | Likely alternative · 89/100Faster -3 speed grade, same device and package | TN176 | 3 | Commercial |
| LC4256B-10TN176I | Engineering review required · 71/100Slower -10 speed grade: timing must be re-closed. Industrial (−40 to +105 °C) covers commercial (0 to +90 °C) | TN176 | 10 | Industrial |
| LC4256B-10TN100I | Same device, different package | TN100 | 10 | Industrial |
| LC4256B-3TN100C | Same device, different package | TN100 | 3 | Commercial |
| LC4256B-5TN100C | Same device, different package | TN100 | 5 | Commercial |
| LC4256B-5TN100I | Same device, different package | TN100 | 5 | Industrial |
| LC4256B-75TN100C | Same device, different package | TN100 | 75 | Commercial |
| LC4256B-75TN100I | Same device, different package | TN100 | 75 | Industrial |
Ranked from manufacturer datasheets and pinout files. Customer approval still recommended.
Frequently asked questions
- Is the LC4256B-75TN176C still in production?
- No. The LC4256B-75TN176C 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 LC4256B-75TN176C?
- The LC4256B-75TN176C comes in the TN176 package (176 pins).
- Which versions of the LC4256B come in industrial temperature?
- The LC4256B-75TN176C is not an industrial-temperature part. 6 LC4256B parts are industrial temperature. A different speed grade or package is not a drop-in replacement, so check it against your design.LC4256B-10TN176ILC4256B-5TN176ILC4256B-75TN176ILC4256B-10TN100ILC4256B-5TN100ILC4256B-75TN100I
LC4256B discontinued?
We still source this part. If the design is being revised, the replacement page lists current Lattice devices of similar capacity.
LC4256B replacement optionsGuides and comparisons
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