EFM32LG880F256-QFP100

Microcontrollers Overview

The EFM32LG880F256-QFP100 is a 32-bit microcontroller from the Leopard Gecko family, built on an ARM Cortex-M3 core operating at 48 MHz. It features 256 kB of flash memory and 32 kB of RAM within a 100-pin LQFP package. The device supports a supply voltage range of 1.98 V to 3.8 V and operates between -40°C and +85°C. Key peripherals include USB with host/OTG support, multiple serial interfaces, hardware AES encryption, and low-energy analog components.

Microcontrollers Feature Summary

• Ultra-low power operation across multiple energy modes including Stop mode with retention
• Integrated Universal Serial Bus (USB) controller supporting Host and On-The-Go configurations
• Hardware-accelerated Advanced Encryption Standard (AES) for secure data processing
• Flexible Energy Management Unit enabling autonomous peripheral operation in sleep states

Microcontrollers Applications

• Energy, gas, water and smart metering systems
• Health and fitness wearable devices
• Smart accessories and IoT nodes
• Alarm and security systems
• Industrial and home automation controllers

Microcontrollers Procurement Notes

Verify component authenticity through authorized Silicon Labs distributors or certified partners. Confirm the specific ordering suffix matches the required tape-and-reel or tray packaging configuration. Ensure the revision level aligns with your design-in requirements. Check for any relevant Product Change Notices affecting assembly or material composition prior to final procurement authorization.

Microcontrollers Selection Notes

Select this model when high performance meets strict power constraints in battery-operated environments. The Leopard Gecko architecture provides fast wake-up times essential for intermittent duty cycles. Consider the integrated LCD controller and extensive GPIO count if display integration is required. Verify that the 100-pin package footprint fits the target PCB layout constraints.

Microcontrollers Part Context

This MCU belongs to the EFM32 Leopard Gecko series, designed for energy-sensitive applications requiring high computational density. It utilizes the ARM Cortex-M3 instruction set optimized for code efficiency. The family emphasizes low standby currents while maintaining robust connectivity options like USB and LEUART for reliable communication in constrained power budgets.

Microcontrollers Replacement Considerations

EFM32LG880F256G-F-QFP100

Microcontrollers FAQ

Does the EFM32LG880F256-QFP100 support USB Host functionality?

Yes, the device includes a fully USB 2.0 compliant controller capable of operating in Host, Device, and On-The-Go (OTG) modes.

What is the current consumption in Stop mode?

The device consumes as little as 0.65 μA in Stop mode while retaining RAM and CPU state.

Is hardware encryption supported?

Yes, it features a hardware AES accelerator supporting 128/256-bit keys for efficient cryptographic operations.