Electronic Component Solutions

Feature-Rich Low-Power MCUs for Complex IoT Applications

Silicon Labs has expanded its energy-friendly EFM32® Gecko portfolio with industrial-strength microcontrollers (MCUs) delivering higher performance, more features and lower power. The new EFM32GG11 Giant Gecko MCU family offers the most advanced feature set available in the low-power MCU market, targeting smart metering, asset tracking, industrial/building automation, wearables and personal medical applications.

Giant Gecko MCUs combine peak 72 MHz processing performance, large memory options, peripherals and hardware accelerators, and comprehensive software tools including the industry-leading Micrium® OS.

  • ARM Cortex-M4 at 72 MHz
  • Ultra low energy operation
  • 77 µA/MHz in Energy Mode 0 (EM0)
  • 1.6 µA EM2 Deep Sleep current (RTCC running with state and RAM retention)
  • Octal/Quad-SPI memory interface w/ XIP
  • SD/MMC/SDIO Host Controller
  • 10/100 Ethernet MAC with 802.3az EEE, IEEE1588
  • Dual CAN 2.0 Bus Controller
  • Crystal-free low-energy USB
  • Hardware cryptographic engine supports AES, ECC, SHA, and TRNG
  • Robust capacitive touch sense
  • Footprint compatible with select EFM32 packages
  • 5 V tolerant I/O

The SLSTK3701A Giant Gecko Starter Kit is available now and priced at $99.99 (USD MSRP).

EFM32GG11 Family Datasheet