LFE2-12SE-5F484I

Field Programmable Gate Array Overview

The LFE2-12SE-5F484I is a Field Programmable Gate Array (FPGA) belonging to the LatticeECP2/M family, manufactured by Lattice Semiconductor Corporation. This device features 12,000 logic elements and supports up to 369 I/Os within a 484-pin FineLine BGA package. It operates with core voltages ranging from 1.14V to 1.26V and is rated for industrial temperature ranges of -40°C to +85°C. The architecture includes embedded block RAM totaling 2,151,424 bits and dedicated sysDSP™ blocks for high-performance multiply and accumulate operations. The component supports various source synchronous I/O standards and DDR memory interfaces.

Field Programmable Gate Array Feature Summary

• Supports pre-engineered source synchronous I/O standards including SPI4.2, SFI4, and XGMII with dedicated gearing logic.
• Integrates sysDSP™ blocks capable of executing one 36x36, four 18x18, or eight 9x9 multipliers for signal processing.
• Features programmable sysI/O™ buffers supporting a wide range of interface standards such as LVCMOS, SSTL, HSTL, and PCI.

Field Programmable Gate Array Applications

• High-speed data acquisition systems utilizing dedicated DDR and DQS support.
• Industrial automation controllers requiring robust connectivity via multiple I/O standards.
• Telecommunications infrastructure equipment needing source synchronous interface compliance.

Field Programmable Gate Array Procurement Notes

Verify the specific suffix 'I' indicates the industrial temperature grade (-40°C to +85°C) rather than commercial grade. Confirm the package marking matches the 484-FPBGA specification. Ensure the ordering part number aligns with the ECP2M family datasheet DS1006 to avoid confusion with similar LFE2 variants that may have different pinouts or voltage requirements.

Field Programmable Gate Array Selection Notes

Select this model when system integration requires moderate logic density combined with extensive I/O capabilities. The presence of dedicated DDR support makes it suitable for applications interfacing with high-speed ADC/DAC devices. Consider the available sysDSP blocks if the design involves complex filtering or mathematical operations without external processors.

Field Programmable Gate Array Part Context

This component is part of the LatticeECP2/M family, which bridges the gap between low-density CPLDs and high-end FPGAs. The family is characterized by its non-volatile flash-based technology, allowing for instant-on functionality. The ECP2 series specifically targets cost-sensitive applications requiring high performance and low power consumption in compact form factors.

Field Programmable Gate Array Replacement Considerations

Direct replacements within the same family include other LFE2-12SE variants with different speed grades or package options, provided the pinout remains compatible. Cross-family migration to LatticeECP3 devices offers higher density but requires schematic and layout adjustments due to architectural differences.