LFE2-12E-5FN484I

The LFE2-12E-5FN484I is an ECP2-series Field Programmable Gate Array (FPGA) from Lattice Semiconductor Corporation. It provides a mid-range programmable logic resource with 12,000 logic elements and embedded RAM for custom digital design implementation.

Designed as a surface-mount device in a 484-ball BGA package, this industrial-grade FPGA offers broad I/O count and a defined operating voltage and temperature window to support deployments that require on-board programmable logic with robust environmental tolerance.

Key Features

• Core Logic 12,000 logic elements deliver programmable fabric for implementing custom digital functions and finite-state machines.
• Embedded Memory Approximately 0.226 Mbits of on-chip RAM (226,304 total RAM bits) for buffering, FIFOs, and small on-chip data storage.
• I/O Capacity 297 I/O pins provide extensive external connectivity for interfaces, peripheral signaling, and board-level integration.
• Package & Mounting 484-ball BBGA package (supplier device package: 484-FPBGA, 23×23) optimized for surface-mount assembly and high-density board layouts.
• Power Narrow supply voltage range of 1.14 V to 1.26 V for core operation, enabling predictable power planning.
• Temperature & Grade Industrial-grade device rated for operation from −40 °C to 100 °C to meet harsher environmental requirements.
• RoHS Compliance Device is RoHS compliant, supporting lead-free manufacturing and regulatory requirements.

Typical Applications

• Programmable Logic Integration Use the FPGA to implement custom logic, glue logic, and protocol bridging directly on the board.
• Embedded Memory and Buffering Leverage the on-chip RAM for small data buffers, FIFOs, and low-latency storage close to logic functions.
• High-Density I/O Systems The 297 I/O pins support designs that require multiple external interfaces or large numbers of GPIOs.

Unique Advantages

• Balanced Logic and Memory: 12,000 logic elements coupled with 226,304 RAM bits provides a balanced platform for mid-range programmable designs.
• High I/O Count: Nearly 300 I/Os reduce the need for external multiplexing and simplify board-level connectivity.
• Industrial Temperature Support: Rated −40 °C to 100 °C for deployment in environments with wide temperature variation.
• Compact, High-Density Package: 484-ball BGA (23×23) enables space-efficient PCB layouts while supporting a large pin count.
• Predictable Power Requirements: A defined core voltage range (1.14–1.26 V) assists in power supply selection and thermal planning.
• RoHS Compliant: Supports lead-free manufacturing processes and regulatory compliance.

Why Choose LFE2-12E-5FN484I?

The LFE2-12E-5FN484I positions itself as a mid-range, industrial-grade FPGA option that combines substantial programmable logic with embedded RAM and extensive I/O, all in a compact BGA footprint. Its documented supply voltage range and wide operating temperature make it suitable for applications that require reliable on-board programmable logic under defined environmental conditions.

This device is appropriate for engineers seeking a scalable, robust FPGA building block for custom digital functions, interface consolidation, and on-chip buffering. The combination of logic capacity, memory, and I/O simplifies board-level design and helps reduce external component count.

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