LFE2-20SE-5FN484I

The LFE2-20SE-5FN484I is an ECP2 family field-programmable gate array from Lattice Semiconductor Corporation. It provides a mid-range balance of logic resources, on-chip RAM and I/O capacity in a 484-BBGA surface-mount package for industrial applications.

With 21,000 logic elements, approximately 282,624 bits of embedded memory and 331 I/O pins, this device is suited to system designs that require substantial programmable logic, local buffering and extensive external interfacing while operating across an industrial temperature range.

Key Features

• Core Logic – 21,000 logic elements to implement custom digital functions and control logic.
• Embedded Memory – Approximately 282,624 bits of on-chip RAM for data buffering, FIFOs and small frame storage.
• I/O Capacity – 331 I/O pins enabling broad external interfacing and parallel connectivity options.
• Power Supply – Voltage supply range of 1.14 V to 1.26 V to match system power rails and design requirements.
• Package & Mounting – 484-BBGA (Vendor package: 484-FPBGA 23×23) in a surface-mount form factor for compact PCB layouts.
• Temperature & Grade – Industrial grade device rated for operation from -40°C to 100°C for demanding environments.
• RoHS Compliance – RoHS-compliant material status for regulatory and manufacturing compatibility.

Typical Applications

• Industrial Control – High I/O count and industrial temperature rating make it suitable for motor control, sensor interface aggregation and autonomous control logic.
• Communications & Interface Bridging – Ample logic and I/O resources support protocol conversion, packet buffering and custom interface implementations.
• Embedded Systems – On-chip memory and logic capacity enable implementation of custom peripherals, buffering and data-path acceleration in embedded platforms.
• Prototyping and Custom IP – Useful for development of custom logic, IP validation and mid-range FPGA system prototypes requiring significant I/O.

Unique Advantages

• Balanced Logic and Memory: 21,000 logic elements plus approximately 282,624 bits of RAM provide a practical mix for mid-range FPGA designs without external memory dependence.
• High I/O Density: 331 I/Os enable flexible peripheral and sensor connectivity, reducing the need for external glue logic.
• Industrial Reliability: Rated for -40°C to 100°C operation, supporting deployment in industrial and factory-floor environments.
• Compact Surface-Mount Package: 484-BBGA (23×23) offers a dense footprint for space-constrained PCBs while maintaining robust pin count.
• Low-Voltage Operation: 1.14 V to 1.26 V supply range allows integration with modern low-voltage systems and power domains.
• Regulatory Compliance: RoHS-compliant construction to meet environmental and manufacturing standards.

Why Choose LFE2-20SE-5FN484I?

The LFE2-20SE-5FN484I delivers a practical combination of logic capacity, embedded memory and extensive I/O in a compact 484-BBGA package, positioned for industrial applications that require reliable operation across a wide temperature range. Its specification set is well suited to system designers who need significant programmable logic and on-chip buffering while minimizing external components.

Designed and manufactured by Lattice Semiconductor Corporation, this device is targeted at engineers building mid-range FPGA solutions for industrial control, communications bridging and embedded systems where a balance of integration, I/O density and industrial-grade operation delivers long-term value.

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