• Core

  Cortex-M4, 48 MHz

• Family

  EFM32WG Series

• Sub-Family

  EFM32WG840

• CMSIS Pack

  GeckoPlatform_EFM32WG_DFP

- 32-bit ARM Cortex-M4 processor running at up to 48 MHz
- Up to 256 kB Flash and 32 kB RAM memory
- Energy efficient and autonomous peripherals
- Ultra low power Energy Modes with sub-uA operation
- Fast wake-up time of only 2 us

The EFM32WG microcontroller series revolutionizes the 8- to 32-bit market with a combination of unmatched performance, and ultra low power consumption in both active- and sleep modes. EFM32WG devices consume as little as 225 uA/MHz in run mode.