EFM32WG395 Datasheet, PDF (77/82 Pages) List of Unclassifed Manufacturers – The EFM32 MCUs are the world’s most energy friendly microcontrollers.

B Contact Information
...the world's most energy friendly microcontrollers
Silicon Laboratories Inc.
400 West Cesar Chavez
Austin, TX 78701
Please visit the Silicon Labs Technical Support web page:
http://www.silabs.com/support/pages/contacttechnicalsupport.aspx
and register to submit a technical support request.
2014-06-13 - EFM32WG395FXX - d0194_Rev1.40
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www.silabs.com