EFM32WG232 Datasheet, PDF (73/75 Pages) List of Unclassifed Manufacturers – The EFM32 MCUs are the world’s most energy friendly microcontrollers.

...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 ...................................................................................................................... 9
3.2. General Operating Conditions ................................................................................................................... 9
3.3. Environmental ....................................................................................................................................... 10
3.4. Current Consumption ............................................................................................................................. 10
3.5. Energy Modes Transitions ...................................................................................................................... 16
3.6. Power Management ............................................................................................................................... 17
3.7. Flash .................................................................................................................................................. 17
3.8. GPIO .................................................................................................................................................. 18
3.9. LFXO .................................................................................................................................................. 26
3.10. HFXO ................................................................................................................................................ 26
3.11. LFRCO .............................................................................................................................................. 27
3.12. HFRCO ............................................................................................................................................. 28
3.13. AUXHFRCO ....................................................................................................................................... 31
3.14. ULFRCO ............................................................................................................................................ 31
3.15. ADC .................................................................................................................................................. 31
3.16. DAC .................................................................................................................................................. 41
3.17. OPAMP ............................................................................................................................................. 42
3.18. ACMP ............................................................................................................................................... 46
3.19. VCMP ............................................................................................................................................... 48
3.20. I2C Standard-mode (Sm) ...................................................................................................................... 48
3.21. I2C Fast-mode (Fm) ............................................................................................................................ 49
3.22. I2C Fast-mode Plus (Fm+) .................................................................................................................... 49
3.23. SPI Master Timing ............................................................................................................................... 50
3.24. SPI Master Timing with SSSEARLY and SMSDELAY ................................................................................. 50
3.25. SPI Slave Timing ................................................................................................................................ 51
3.26. SPI Slave Timing with SSSEARLY and SMSDELAY .................................................................................. 51
3.27. Digital Peripherals ............................................................................................................................... 52
4.1. Device Pinout ....................................................................................................................................... 53
4.2. Alternate functionality overview ................................................................................................................ 56
4.3. GPIO Pinout ........................................................................................................................................ 60
4.4. QFP64 (Dimensions in mm) .................................................................................................................... 62
5.1. QFP64 PCB Land Pattern Dimensions (Dimensions in mm) .......................................................................... 63
5.2. QFP64 PCB Solder Mask Dimensions (Dimensions in mm) ........................................................................... 64
5.3. QFP64 PCB Stencil Design Dimensions (Dimensions in mm) ........................................................................ 65
2014-06-13 - EFM32WG232FXX - d0186_Rev1.40
73
www.silabs.com