EFM32GG900 Datasheet, PDF (19/27 Pages) Silicon Laboratories – Memory Protection Unit

...the world's most energy friendly microcontrollers
• If retest of the entire wafer is requested, Silicon Laboratories must be provided with the whole wafer.
Silicon Laboratories cannot retest any wafers that have been sawed, diced, backgrind or are on tape.
Initial response time for FA requests that meet these requirements will be 3 weeks.
2016-03-21 - EFM32GG900FXX - d0280_Rev1.40
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