LFE5U-45F-8BG381C

The LFE5U-45F-8BG381C is a commercial-grade ECP5 family Field Programmable Gate Array from Lattice Semiconductor Corporation. It provides a mid-density programmable logic fabric with on-chip RAM and flexible I/O suited to a wide range of embedded and commercial applications.

Key hardware characteristics include 44,000 logic elements, approximately 1.99 Mbits of embedded memory, and 203 I/O pins, delivered in a 381-ball FBGA (381-CABGA, 17×17) surface-mount package. The device operates with a core supply range of 1.045 V to 1.155 V and an ambient temperature rating of 0 °C to 85 °C.

Key Features

• Logic Capacity — 44,000 logic elements to implement mid-density programmable logic functions and custom digital processing.
• Embedded Memory — Approximately 1.99 Mbits of on-chip RAM for data buffering, FIFOs, and small lookup tables.
• I/O — 203 general-purpose I/O pins to interface with peripherals, sensors, and external logic devices.
• Power — Core supply operating range from 1.045 V to 1.155 V, enabling operation within the specified low-voltage window.
• Package and Mounting — 381-FBGA (supplier package 381-CABGA, 17×17) in a surface-mount form factor for compact board-level integration.
• Operating Temperature — Commercial-grade rating with an operating range of 0 °C to 85 °C for standard commercial environments.
• Regulatory — RoHS compliant, supporting lead-free manufacturing and environmental compliance.

Typical Applications

• Commercial Embedded Systems — Use the programmable fabric and on-chip RAM for custom control logic, protocol bridging, and feature integration in commercial products.
• Data Aggregation and Buffering — Implement data paths and buffering functions leveraging the device’s approximately 1.99 Mbits of embedded memory and 203 I/Os.
• Prototyping and Development — Suitable for designers needing a reprogrammable platform with substantial logic capacity and I/O count for validating digital designs.

Unique Advantages

• Balanced Logic and Memory: 44,000 logic elements paired with approximately 1.99 Mbits of RAM provide a balanced resource set for mid-range designs.
• High I/O Count: 203 I/Os enable flexible interfacing with multiple peripherals and external components without immediate need for external I/O expanders.
• Compact, Surface-Mount Package: The 381-FBGA (381-CABGA, 17×17) package supports dense PCB layouts while maintaining a standard surface-mount assembly flow.
• Commercial Temperature Rating: 0 °C to 85 °C operating range aligns with typical commercial deployments and environments.
• Regulatory Compliance: RoHS compliance supports lead-free manufacturing requirements.

Why Choose LFE5U-45F-8BG381C?

The LFE5U-45F-8BG381C offers a practical combination of logic density, embedded memory, and I/O capability in a compact 381-FBGA package, positioned for commercial embedded designs that require reprogrammable logic and moderate on-chip storage. Its defined core voltage range and commercial temperature rating make it straightforward to integrate into standard board-level designs.

This device is well suited to customers seeking a mid-density FPGA from Lattice Semiconductor with verifiable resource counts—44,000 logic elements, approximately 1.99 Mbits of RAM, and 203 I/Os—backed by RoHS compliance and surface-mount package compatibility.

If you would like pricing or availability, request a quote or submit an inquiry to procure the LFE5U-45F-8BG381C for your next project.