Effective Date:
PRCN Issue Date:
PCN Type:
Jun 21, 2022
Sep 27, 2022
Datasheet; Errata; Firmware - Secure Element Software Catalog OPN; Product Revision
Description of Change
Silicon Labs is pleased to announce a new revision (rev C) of EFR32FG23 to resolve CUR_E303 (Active Charge Pump Clock
Causes High Current).
In addition to the new revision, the following new parts are being introduced.
New part numbers:
EFR32FG23B021F512IM40-C
EFR32FG23B021F512IM48-C
The datasheet is being updated to revision 1.1 to add information on the new part numbers. See the datasheet revision history
for a complete list of changes.
Errata is being updated to revision 0.7 for EFR32FG23 to add IADC_E306 and KEYSCAN_E301 and to resolve CUR_E303.
SE FW update to v2.1.7.
2206211284 EFR32FG23 New Revision C
Parts, Datasheet, Errata and SE Firmware
Update,
Existing Part # Replacement Part # DropInCompInd.
EFR32FG23A020F128GM40-B EFR32FG23A020F128GM40-C Yes
EFR32FG23A020F128GM40-BR EFR32FG23A020F128GM40-CR Yes
Last Date of Unchanged Product:
Sep 27, 2022
Qualification Samples
Available upon request.
Kit Identification
Kits impacted by the above product are listed below.
Orders for the following obsolete kits will no longer be accepted.
Impact on Form, Fit, Function, Quality, Reliability
No change to Form, Fit, Quality or Reliability. Improved Function, fixed CUR_E303.
Product Identification
This notification is restricted to customer VETTI. The sold-to party (distributor) is Symmetry.
Reason for Change
The new revision resolves CUR_E303 and contains the updated SE FW v2.1.7.
Note: After the effective date of the PRCN, Silicon Labs will not accept orders for the prior revision.
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Revision Change Notice
#2022-06-21-1284
Qualification Data
Available upon request.
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Customer Response
Lack of acknowledgment of the PCN within 30 days constitutes acceptance of the change, Ref. JEDEC-J-STD-046.
To request further data or inquire about this notification, please contact your Silicon Labs sales representative. A list of Silicon
Labs sales representatives is available at http://www.silabs.com.
Customers may approve early PCN acceptance by emailing approval, along with PCN # to PCNEarlyAcceptance@silabs.com
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silabs.com | Building a more connected world.
Revision Change Notice
#2022-06-21-1284