This document describes known exceptions to the functional specifications for all of the Tiva™ C SeriesTM4C123x microcontrollers. Note that some features are not available on all devices in the series, so notall errata may apply to your device. See your device-specific data sheet for more details.For details on ARM® Cortex™-M4F CPU advisories, see the ARM Core Cortex™-M4 (AT520) andCortex-M4F (AT521) Errata Notice (literature number: SPMZ637).