EFM32TG11B520F128GQ80-A

Microcontrollers Overview

The EFM32TG11B520F128GQ80-A is an ARM Cortex-M0+ microcontroller featuring 128 kB flash, 32 kB RAM, and a QFP-80 package. It operates at up to 48 MHz with a 1.8 V to 3.8 V supply range. The device includes a CAN bus controller, integrated DC-DC converter, and robust security hardware supporting AES, ECC, SHA, and TRNG.

Microcontrollers Feature Summary

• Integrated CAN 2.0A/2.0B bus controller for reliable communication
• Hardware cryptographic engine providing AES, ECC, SHA, and TRNG support
• Ultra-low power operation with EM2 deep sleep current as low as 1.30 µA
• Robust capacitive sensing technology with wake-on-touch capability

Microcontrollers Applications

• Smart energy meters
• Industrial and factory automation
• Home automation and security systems
• Entry-level wearable devices
• Personal medical devices

Microcontrollers Procurement Notes

Verify the specific ordering code against official Silicon Labs documentation to confirm package type, temperature grade, and memory configuration. Ensure compatibility with existing PCB layouts due to the QFP-80 footprint dimensions. Confirm that the standard temperature range (-40°C to +85°C) meets the operational requirements of the target environment before finalizing procurement.

Microcontrollers Selection Notes

Select this component when a balance of connectivity and ultra-low power consumption is required. The inclusion of a CAN bus controller distinguishes it from other Tiny Gecko variants lacking this interface. Verify that the 63 GPIO count in the QFP-80 package satisfies the pinout requirements of the design compared to alternative packages like QFN-80 which offer more pins.

Microcontrollers Part Context

This part belongs to the EFM32 Tiny Gecko Series 1 family, designed for energy-efficient IoT applications. It utilizes the ARM Cortex-M0+ core architecture optimized for low power usage while maintaining sufficient processing speed for sensor data handling and protocol management tasks in battery-powered environments.

Microcontrollers Replacement Considerations

EFM32TG11B520F128GM80-B (QFN-80 variant)

Microcontrollers FAQ

Does the EFM32TG11B520F128GQ80-A include a DC-DC converter?

Yes, the B520 feature set includes an integrated DC-DC buck converter to enhance energy efficiency.

What is the maximum operating temperature for this specific part number?

The 'G' suffix indicates a standard temperature grade ranging from -40°C to +85°C.

Is the CAN bus controller supported in all energy modes?

The CAN controller supports autonomous operation and can function in deeper sleep modes depending on peripheral power domain configurations.