EFM32ZG222 Datasheet, PDF (57/66 Pages) Silicon image – Energy, gas, water and smart metering

Preliminary
...the world's most energy friendly microcontrollers
6 Chip Marking, Revision and Errata
6.1 Chip Marking
In the illustration below package fields and position are shown.
Figure 6.1. Example Chip Marking
6.2 Revision
The revision of a chip can be determined from the "Revision" field in Figure 6.1 (p. 57) . If the revision
says "ES" (Engineering Sample), the revision must be read out electronically as specified in the reference
manual.
6.3 Errata
No known errata for EFM32ZG222.
2013-10-09 - EFM32ZG222FXX - d0066_Rev0.60
57
www.silabs.com