LFE5UM-45F-6MG285C

The LFE5UM-45F-6MG285C is a commercial-grade member of the Lattice ECP5 FPGA family, offering reprogrammable logic capability in a compact 285-LFBGA (285-CSFBGA, 10×10) surface-mount package. Built for mid-range programmable logic tasks, this device combines approximately 44,000 logic elements with on-chip embedded memory and a substantial I/O complement to address a wide range of embedded designs.

As part of the ECP5 family, the device supports family-level architecture features such as flexible clocking (including PLLs), programmable I/O, DDR memory support, SERDES/PCS elements, and system-level peripherals described in the family datasheet.

Key Features

• Logic Capacity — Approximately 44,000 logic elements for implementing custom logic, protocol bridges, and glue logic in mid-density designs.
• Embedded Memory — Approximately 1.99 Mbits (1,990,656 bits) of on-chip RAM for buffering, FIFOs, and small data stores.
• Programmable I/O — 118 available I/O pins to connect peripherals, memory interfaces, and external devices.
• Family-Level System Features — ECP5 family architecture includes programmable clocking (sysCLOCK PLL), DDR memory support, SERDES and physical coding sublayer capability, on-chip oscillator, and IEEE 1149.1 boundary-scan testability as documented in the family datasheet.
• Power — Core voltage operating range of 1.045 V to 1.155 V to match target system power rails and design constraints.
• Package & Mounting — 285-LFBGA (285-CSFBGA, 10×10) BGA in a surface-mount package for compact PCB integration and high-density board layouts.
• Operating Conditions — Commercial temperature range rated from 0 °C to 85 °C.
• Compliance — RoHS compliant for regulatory and assembly considerations.

Typical Applications

• Programmable logic integration — Use the device’s ~44,000 logic elements and on-chip memory to implement custom control logic, protocol converters, and glue logic in embedded systems.
• Memory buffering and interfaces — Leverage approximately 1.99 Mbits of embedded RAM alongside the family’s DDR memory support for data buffering and temporary storage tasks.
• Mixed-signal system I/O — 118 I/O pins and programmable I/O cells enable interfacing to a range of peripherals and sensors in compact designs.

Unique Advantages

• Balanced logic and memory capacity: Combines ~44,000 logic elements with ~1.99 Mbits of embedded RAM to support both computation and data staging in a single device.
• Compact BGA footprint: 285-LFBGA (10×10) package enables high-density board layouts while maintaining a surface-mount form factor suitable for space-constrained designs.
• Family-level system features: ECP5 family architecture provides PLL-based clocking, DDR support, SERDES/PCS, and boundary-scan capabilities for flexible system design and testability.
• Low-voltage core support: Narrow core supply window (1.045 V–1.155 V) helps align the FPGA with modern low-voltage power domains.
• Commercial temperature rating: Rated 0 °C to 85 °C for designs targeting standard commercial environments and applications.
• RoHS compliant: Meets common assembly and environmental requirements for lead-free manufacturing.

Why Choose LFE5UM-45F-6MG285C?

The LFE5UM-45F-6MG285C places mid-range programmable capacity and family-class system features into a compact BGA package, making it well suited for embedded designs that require a balance of logic density, on-chip memory, and a moderate I/O count. Its ECP5 family capabilities—documented clocking, DDR support, SERDES, and test features—provide designers with a flexible platform to implement custom logic, interface blocks, and buffering without adding discrete components.

This part fits customers looking for a commercially rated, RoHS-compliant FPGA that supports scalable implementations of control logic and data-path functions while keeping PCB real estate and BOM complexity under control. The combination of package options, voltage range, and family-level system features provides a cost-effective building block for a range of programmable logic requirements.

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