EFM8BB2 Datasheet, PDF (52/55 Pages) Silicon Laboratories – The EFM8BB2 highlighted features are listed below

10. Revision History
EFM8BB2 Data Sheet
Revision History
10.1 Revision 1.1
December 16, 2015
Updated 3.2 Power to properly reflect that a comparator falling edge wakes the device from Suspend and Snooze.
Added Note 2 to Table 4.1 Recommended Operating Conditions on page 11.
Added 5.2 Debug.
10.2 Revision 1.0
Updated any TBD numbers in and adjusted various specifications.
Updated VOH and VOL graphs in Figure 4.6 Typical V_OH Curves on page 26 and Figure 4.7 Typical V_OL Curves on page 26 and upda-
ted the VOH and VOL specifications in Table 4.13 Port I/O on page 21.
Added more information to 3.10 Bootloader.
Updated part numbers to Revision C.
10.3 Revision 0.3
Updated QFN20 packaging and landing diagram dimensions.
Updated QFN28 D and E minimum value.
Updated some characterization TBD values.
Updated the 5 V-to-3.3 V regulator Electrical Characteristics table.
Added Stop mode to the Power Modes table in 3.2 Power.
10.4 Revision 0.2
Initial release.
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