EFM32WG280 Datasheet, PDF (74/76 Pages) List of Unclassifed Manufacturers – The EFM32 MCUs are the world’s most energy friendly microcontrollers.

Preliminary
...the world's most energy friendly microcontrollers
List of Tables
1.1. Ordering Information ................................................................................................................................ 2
2.1. Configuration Summary ............................................................................................................................ 7
3.1. Absolute Maximum Ratings ..................................................................................................................... 10
3.2. General Operating Conditions .................................................................................................................. 10
3.3. Environmental ....................................................................................................................................... 11
3.4. Current Consumption ............................................................................................................................. 12
3.5. Energy Modes Transitions ...................................................................................................................... 20
3.6. Power Management ............................................................................................................................... 21
3.7. Flash .................................................................................................................................................. 21
3.8. GPIO .................................................................................................................................................. 22
3.9. LFXO .................................................................................................................................................. 29
3.10. Minimum Load Capacitance (C_LFXOL) Requirement For Safe Crystal Startup ................................................... 30
3.11. HFXO ................................................................................................................................................ 30
3.12. LFRCO .............................................................................................................................................. 30
3.13. HFRCO ............................................................................................................................................. 31
3.14. ULFRCO ............................................................................................................................................ 33
3.15. ADC .................................................................................................................................................. 33
3.16. DAC .................................................................................................................................................. 43
3.17. OPAMP ............................................................................................................................................. 44
3.18. ACMP ............................................................................................................................................... 48
3.19. VCMP ............................................................................................................................................... 50
3.20. Digital Peripherals ............................................................................................................................... 50
4.1. Device Pinout ....................................................................................................................................... 52
4.2. Alternate functionality overview ................................................................................................................ 56
4.3. GPIO Pinout ........................................................................................................................................ 62
4.4. LQFP100 (Dimensions in mm) ................................................................................................................. 64
5.1. QFP100 PCB Land Pattern Dimensions (Dimensions in mm) ......................................................................... 65
5.2. QFP100 PCB Solder Mask Dimensions (Dimensions in mm) ......................................................................... 66
5.3. QFP100 PCB Stencil Design Dimensions (Dimensions in mm) ....................................................................... 67
2013-05-06 - EFM32WG280FXX - d0187_Rev1.10
74
www.energymicro.com