LFE3-70EA-6LFN672I

The LFE3-70EA-6LFN672I is a Lattice ECP3 family field programmable gate array (FPGA) available in a 672-ball BBGA (27 × 27 mm) surface-mount package. The device provides 67,000 logic elements and high I/O density with 380 user I/Os, targeting industrial applications that require significant on-chip logic, memory, and high-speed serial and parallel interfaces.

This FPGA combines configurable logic with substantial embedded RAM and SERDES capability, offering designers the integration needed for communications, signal processing, and system-level control applications while operating across an industrial temperature range.

Key Features

• Core Logic — 67,000 logic elements for implementing complex digital functions and system integration.
• Embedded Memory — Approximately 4.53 Mbits of on-chip RAM (4,526,080 bits) to support buffers, FIFOs, and intermediate storage for data processing.
• I/O and High‑Speed Serial — 380 user I/Os in a 672‑ball FBGA package; family datasheet documents embedded SERDES supporting 150 Mbps to 3.2 Gbps and multi‑channel serial links suitable for high‑speed interfaces.
• DSP and Multipliers — Family-level sysDSP architecture and device table entries indicate a rich multiplier resource set suitable for multiply‑accumulate tasks and signal processing.
• Clocking and Timing — Multiple PLLs and DLLs are available per the family architecture to support complex clocking and high‑speed interface requirements.
• Power and Supply — Core voltage supply range of 1.14 V to 1.26 V, consistent with the device’s 1.2 V core architecture.
• Package and Mounting — 672‑BBGA (672‑FPBGA, 27 × 27 mm) surface‑mount package for high I/O count and compact board integration.
• Industrial Grade and Temperature — Rated for industrial operation from −40 °C to 100 °C.
• Compliance — RoHS compliant.

Typical Applications

• Telecommunications and Networking — Implement protocol bridging, packet handling, and multi‑lane serial interfaces leveraging the device’s SERDES and high I/O count.
• Video and Broadcast Processing — Use on‑chip memory and DSP resources for buffering, format conversion, and real‑time processing pipelines.
• Industrial Control and Automation — Integrate control logic, sensor interfacing, and deterministic I/O handling within the industrial temperature range.
• Test & Measurement — Deploy the FPGA for data aggregation, real‑time signal conditioning, and high‑speed acquisition front ends.

Unique Advantages

• High Logic Capacity: 67,000 logic elements enable consolidation of multiple functions into a single device, reducing system BOM and board complexity.
• Significant On‑Chip Memory: Approximately 4.53 Mbits of embedded RAM supports large buffers and efficient data paths without external memory for many use cases.
• High I/O Density in a Compact Package: 380 user I/Os in a 672‑ball FBGA provide extensive connectivity while maintaining a compact 27 × 27 mm footprint.
• Industrial Temperature Range: Rated −40 °C to 100 °C for deployment in temperature-demanding environments.
• Flexible Clocking and Serial Interfaces: On‑chip PLLs/DLLs and family‑documented SERDES capabilities support complex timing, data rates up to 3.2 Gbps, and multi‑lane serial protocols.
• RoHS Compliant: Designed for modern manufacturing and environmental requirements.

Why Choose LFE3-70EA-6LFN672I?

The LFE3-70EA-6LFN672I positions itself as a highly integrated FPGA option within the Lattice ECP3 family, combining substantial logic, embedded memory, and high I/O density in a single industrial‑grade package. Its mix of on‑chip RAM, DSP resources, and high‑speed serial support makes it suited to communication, signal processing, and control systems that require consolidation and deterministic operation across a wide temperature range.

For design teams seeking scalability, this device aligns with a family architecture that includes advanced clocking, programmable I/O standards, and serial interface capabilities—providing a clear upgrade path and ecosystem support for longer‑life projects.

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