EFM32GG12B830F512IQ64-A

Microcontrollers Overview

The EFM32GG12B830F512IQ64-A is a 32-bit microcontroller from the Giant Gecko Series 1 family, built on an ARM Cortex-M4 core with FPU and MPU. It operates at up to 72 MHz and features 512 kB of Flash program memory and 192 kB of RAM with ECC. The device includes a DC-DC converter, USB, QSPI, SDIO, LCD controller, and 48 GPIOs in a QFP64 package. It supports standard temperature range (-40°C to +85°C) and runs on a 1.8 V to 3.8 V supply.

Microcontrollers Feature Summary

• Ultra-low power operation with integrated DC-DC buck converter for high efficiency across energy modes.
• Hardware cryptographic engine supporting AES, ECC, SHA, and True Random Number Generator (TRNG).
• Comprehensive connectivity including Low-Energy USB, Dual CAN bus controllers, and SD/MMC/SDIO host interface.
• Robust capacitive sensing capabilities with wake-on-touch functionality for user interface applications.

Microcontrollers Applications

• Smart energy meters
• Industrial and factory automation systems
• Home automation and security devices
• Mid- and high-tier wearables
• IoT devices requiring low power and high performance

Microcontrollers Procurement Notes

Verify the specific ordering code against the manufacturer's official datasheet to ensure correct feature set, package type, and temperature grade. Confirm availability status as lead times may vary. Check for any recent Product Change Notices (PCN) regarding assembly or packaging updates before finalizing procurement plans.

Microcontrollers Selection Notes

Select this part when a balance of high performance and ultra-low power consumption is required. The inclusion of a DC-DC converter makes it suitable for battery-powered applications. Ensure the design utilizes the QFP64 package constraints and verifies that the 48 available GPIOs meet the system interface requirements.

Microcontrollers Part Context

This component belongs to the Silicon Labs EFM32 Giant Gecko Series 1 family, designed for energy-friendly embedded applications. It shares architectural similarities with other GG12 variants but differs in memory size, peripheral configuration, and package options. The family targets applications demanding long battery life without compromising processing speed.

Microcontrollers Replacement Considerations

Consult the official EFM32 Selector Guide for footprint-compatible alternatives within the GG12 series. Verify pin-to-pin compatibility if substituting packages like BGA or QFN. Consider newer series such as PG26 or PG28 for enhanced AI/ML capabilities or updated feature sets.

Microcontrollers FAQ

Does the EFM32GG12B830F512IQ64-A include a DC-DC converter?

Yes, the 'B' feature set code indicates the presence of an integrated DC-DC buck converter, which improves efficiency in active and sleep modes.

What is the maximum operating temperature for this specific model?

The 'I' suffix denotes the extended temperature grade, allowing operation from -40°C to +125°C junction temperature.

Is the USB interface crystal-free capable?

Yes, the device supports crystal-free low-energy USB operation, simplifying the design by removing the need for external crystals for USB functionality.