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  1. Devices
  2. EFM32GG11B Series
  3. EFM32GG11B420
  4. EFM32GG11B420F2048GM64

EFM32GG11B420F2048GM64

Silicon Labs

- ARM Cortex-M4 at 72 MHz
- Ultra low energy operation in active and sleep modes
- 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 EFM32 Giant Gecko Series 1 MCUs are the world's most energy-friendly microcontrollers, featuring new connectivity interfaces and user interface features.

Core

Processor

Cortex-M4
Maximum Clock Frequency 50 MHz
Memory Protection Unit MPU
Floating Point Unit SP_FPU
Trust Zone NO_TZ
Digital Signal Processor NO_DSP
CortexM Vector Extensions
Endian Little-endian