LFE3-70EA-8LFN672I

The LFE3-70EA-8LFN672I is an ECP3 field programmable gate array (FPGA) device designed for applications that require substantial logic capacity, extensive I/O, and on-chip memory in an industrial-grade package. Equipped with a large logic fabric, abundant embedded RAM and a high I/O count, this device supports designs needing integration and deterministic hardware resources within a compact BGA footprint.

Key attributes include 67,000 logic elements, approximately 4.526 Mbits of embedded memory, 380 I/Os, and an industrial operating temperature range, making it suitable where robustness and integration matter.

Key Features

• Core Logic  67,000 logic elements to implement complex custom logic and parallel processing architectures.
• Embedded Memory  Approximately 4.526 Mbits of on-chip RAM for buffering, FIFOs, and distributed data storage close to logic.
• I/O Density  380 general-purpose I/Os to support wide external interfacing and multiple concurrent peripherals.
• Package  672-BBGA (supplier device package: 672-FPBGA, 27×27) for a high-pin-count, space-efficient surface-mount solution.
• Power  Core supply range of 1.14 V to 1.26 V to align with system power domains.
• Temperature Range  Industrial operating range from -40 °C to 100 °C for deployment in demanding environments.
• Mounting & Compliance  Surface mount package and RoHS-compliant construction for standard PCB assembly and environmental compliance.

Typical Applications

• Industrial Control  Implement deterministic control logic and interface large sensor/actuator arrays using the device's high I/O count and industrial temperature rating.
• Communications and Networking  Support custom protocol handling and parallel data paths leveraging substantial logic capacity and embedded RAM for buffering and packet processing.
• Embedded System Integration  Consolidate glue logic, custom accelerators, and interface bridging in a single FPGA to reduce BOM and simplify board-level integration.

Unique Advantages

• High Logic Capacity: 67,000 logic elements enable complex finite-state machines, datapaths, and parallel computation without immediate external logic expansion.
• Substantial On-Chip Memory: Approximately 4.526 Mbits of embedded RAM reduces reliance on external memory for mid-sized buffering and low-latency storage.
• Extensive I/O Count: 380 I/Os accommodate multiple peripherals, buses, and high-pin-count interfaces directly at the FPGA.
• Industrial Reliability: Rated for -40 °C to 100 °C operation, supporting deployment in temperature-challenging applications.
• Compact High-Pin Package: 672-BBGA (27×27) provides a dense pinout in a surface-mount form factor for space-constrained designs.
• Regulatory Compliance: RoHS-compliant construction supports environmental and manufacturing requirements.

Why Choose LFE3-70EA-8LFN672I?

The LFE3-70EA-8LFN672I positions itself as a high-capacity, industrial-grade FPGA option combining significant logic resources, embedded memory, and a very high I/O count in a compact 672-BBGA package. Its operating voltage range and temperature rating make it appropriate for engineers seeking a robust, integrated programmable platform for demanding embedded and control applications.

Designers who require scalability in logic and memory, alongside broad external interfacing, will find this device suitable for consolidating functions, reducing board-level complexity, and supporting long-term deployments where temperature and compliance matter. Detailed device specifications are available in the manufacturer's datasheet for design verification and integration planning.

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