LFE5U-45F-7BG381C

Field Programmable Gate Array Overview

The LFE5U-45F-7BG381C is a Field Programmable Gate Array (FPGA) belonging to the ECP5 family, manufactured by Lattice Semiconductor. It features 44,000 logic elements and 22,000 Adaptive Logic Modules (ALMs). The device includes 1.9 Mbit of embedded memory, comprising 351 kbit of distributed RAM and 1,944 kbit of embedded block RAM (EBR). It supports up to 203 I/Os and operates with a core voltage range of 1.045 V to 1.155 V. The maximum operating frequency is 350 MHz, with a data rate of 3.2 Gb/s. It is housed in a 381-CABGA package and functions within a temperature range of 0°C to +85°C.

Field Programmable Gate Array Feature Summary

• Supports high-speed serial communication interfaces with data rates up to 3.2 Gb/s.
• Integrates significant embedded memory resources for complex data processing tasks.
• Utilizes adaptive logic modules to optimize logic density and resource utilization.

Field Programmable Gate Array Applications

• Industrial automation control systems
• Telecommunications infrastructure equipment
• Test and measurement instrumentation

Field Programmable Gate Array Procurement Notes

Verify the specific suffix '7BG381C' against official Lattice documentation to confirm pinout compatibility and thermal specifications. Ensure that the procurement source provides valid RoHS compliance certificates and moisture sensitivity level (MSL) ratings appropriate for surface mount assembly processes. Cross-reference the manufacturer part number with authorized distributor listings to avoid counterfeit components.

Field Programmable Gate Array Selection Notes

Select this component when a balance of moderate logic capacity and low power consumption is required for edge applications. Compare the 44K LE count and 1.9 Mbit memory against alternative ECP5 variants like the LFE5U-85F if higher performance is needed. Consider the CABGA-381 package constraints regarding PCB real estate and thermal dissipation requirements during the initial design phase.

Field Programmable Gate Array Part Context

This FPGA is part of the Lattice ECP5 Ultra series, designed for cost-sensitive and power-efficient applications. The ECP5 architecture is known for its robust security features and support for standard development tools. This specific model targets markets requiring reliable programmable logic without the complexity or cost of larger FPGA families.

Field Programmable Gate Array Replacement Considerations

Direct substitutes within the same package include other LFE5U-45F variants with different speed grades, such as LFE5U-45F-6BG381C. For pin-compatible upgrades, consider the LFE5UM-85F-7BG381C, though it offers double the logic resources. Verify software toolchain compatibility before swapping between speed grades or family members.