LFE3-95EA-8FN484I

The LFE3-95EA-8FN484I is a Lattice ECP3 family FPGA offering a high-density, low-power reconfigurable fabric optimized for high-volume, high-speed embedded designs. This device provides 92,000 logic elements, approximately 4.53 Mbits of on-chip embedded memory, and 295 user I/Os in a 484-ball BGA package.

Designed for industrial applications, the device supports a 1.14 V to 1.26 V core supply and an operating temperature range of −40 °C to 100 °C, making it suitable for robust designs that require significant integration of logic, memory, and high-speed interfaces.

Key Features

• Core Logic  92,000 logic elements and 11,500 LABs provide substantial programmable fabric for complex logic and control functions.
• Embedded Memory  Approximately 4.53 Mbits of on-chip RAM (4,526,080 total RAM bits) for buffering, packet storage, and state retention.
• DSP and Arithmetic  ECP3 sysDSP architecture and family support for 18×18 multipliers (128 multipliers listed for the ECP3-95 variant in the family data sheet) enable efficient multiply-accumulate and signal-processing tasks.
• High‑Speed SERDES & I/O  295 user I/Os and family-level embedded SERDES capability with data-rate support up to 3.2 Gbps enable high-speed serial protocols and flexible parallel I/O standards.
• Clocking and Timing  Family-level support for multiple PLLs and DLLs (ECP3-95 specifies up to 10 PLLs and 2 DLLs in the datasheet) for flexible clock management and low-jitter system timing.
• Package & Mounting  484-ball BGA (supplier device package: 484-FPBGA, 23 × 23 mm) for a compact, surface-mount footprint suited to space-constrained designs.
• Power  Core supply range of 1.14 V to 1.26 V to match standard low-voltage FPGA power rails.
• Temperature & Grade  Industrial grade with an operating temperature range from −40 °C to 100 °C for demanding environments.
• Regulatory  RoHS compliant.
• Flexible Configuration  Family-level configuration options include SPI boot flash interface, dual-boot image capability, and soft error detect support as documented in the ECP3 family data sheet.

Typical Applications

• High‑Speed Communications  Use the device’s high I/O count and SERDES-supporting architecture for network interfaces, transport protocols, and protocol bridging in telecom and data-center equipment.
• Signal Processing & DSP  Implement filters, FFTs, and MAC-intensive algorithms using the sysDSP architecture and 18×18 multipliers for industrial and instrumentation applications.
• Memory Interface & Buffering  Leverage on-chip embedded RAM for packet buffering, FIFO structures, and interface bridging between high-rate serial links and parallel memory subsystems.
• Industrial Control & Automation  Industrial-grade temperature range and robust I/O make this FPGA suitable for motor control, distributed I/O, and factory automation where reliability across temperatures is required.

Unique Advantages

• High logic density: 92,000 logic elements reduce the need for multi‑device solutions, simplifying board design and lowering BOM complexity.
• Significant embedded RAM: Approximately 4.53 Mbits of on-chip memory enables large on-chip buffers and state storage without external memory for many applications.
• Flexible high‑speed I/O: 295 user I/Os combined with family-level SERDES capability support a wide range of parallel and serial interfaces for system integration.
• Industrial robustness: Rated for −40 °C to 100 °C operation and supplied in a 484-BBGA package suited to production environments.
• Comprehensive system features: Built-in clock-management, configuration options (SPI boot, dual-boot), and soft error detection support system-level reliability and field updates.
• Low‑voltage core operation: 1.14–1.26 V supply range aligns with modern low-voltage power architectures for efficient system power design.

Why Choose LFE3-95EA-8FN484I?

The LFE3-95EA-8FN484I positions itself as a high-density, industrial-grade member of the Lattice ECP3 family, combining substantial programmable logic, multi-megabit embedded memory, and broad I/O capabilities in a compact BGA package. It is well suited for engineers building high-speed communications, DSP-heavy, and industrial control systems that require on-chip integration and reliable operation across temperature extremes.

Supported by the ECP3 family’s configuration and system-level features—such as multiple PLLs/DLLs, SPI boot options, and soft error detection—this FPGA offers a scalable platform for designs that expect long-term deployment and field configurability.

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