Devices EFR32BG26 Series EFR32BG26B311 EFR32BG26B311 Silicon Labs Devices 5 EFR32BG26B311F1024IL136 EFR32BG26B311 Cortex-M33 EFR32BG26B311F1024IM68 EFR32BG26B311 Cortex-M33 EFR32BG26B311F2048IL136 EFR32BG26B311 Cortex-M33 EFR32BG26B311F2048IM48 EFR32BG26B311 Cortex-M33 EFR32BG26B311F2048IM68 EFR32BG26B311 Cortex-M33