2.2.1 Some Reserved Fuse Bits Are ‘1’

For material with date code 2033 (manufactured in the year 2020, week 33) or older, the default fuse values are not compliant with the data sheet. The fuse values will read out as listed below:
  • BODCFG = 0x10
  • OSCCFG = 0x78 (The device will use the OSCHF clock source)
  • SYSCFG0 = 0xF2
  • SYSCFG1 = 0xF8

Work Around

None.

Affected Silicon Revisions

Rev. A3 Rev. A4
X X