EFR32 Wireless Gecko
EFR32FG23 Errata
This document contains information on the EFR32FG23 errata. The latest available revision of this device is revision B.
Errata that have been resolved remain documented and can be referenced for previous revisions of this device.
The device data sheet explains how to identify the chip revision, either from package marking or electronically.
Errata effective date: December, 2021.
silabs.com | Building a more connected world. Copyright © 2021 by Silicon Laboratories Rev. 0.5
1. Errata Summary
The table below lists all known errata for the EFR32FG23 and all unresolved errata in revision B of the EFR32FG23.
Table 1.1. Errata Overview
Designator Title/Problem Workaround
Exists
Exists on Revision:
A B
CUR_E302 Extra EM1 Current if FPU is Disabled Yes X X
DCDC_E302 DCDC Interrupts Block EM2/3 Entry or Cause Unexpected Wake-
up
Yes X X
EUSART_E301 PRS Transmit Unavailable in Synchronous Secondary Mode No X —
EMU_E305 DC-DC Refresh Time Delay Yes X X
I2C_E303 I2C Fails to Indicate New Incoming Data Yes X —
IADC_E305 FIFO Cannot Detect Eighth Entry Yes X X
RADIO_E306 Improper TX and RX Operation at High Temperature Yes X X
USART_E301 Possible Data Transmission on Wrong Edge in Synchronous
Mode
Yes X —
USART_E302 Additional SCLK Pulses Can Be Generated in USART Synchro-
nous Mode
Yes X —
USART_E304 PRS Transmit Unavailable in Synchronous Secondary Mode No X X
EFR32FG23 Errata
Errata Summary
silabs.com | Building a more connected world. Rev. 0.5 | 2