46.10 Maximum Clock Frequencies Electrical Specifications

Table 46-12. Maximum Clock Frequencies Electrical Specifications
AC CHARACTERISTICS Standard Operating Conditions: VDD and VDDIO 2.7V to 5.5V (unless otherwise stated)

Operating temperature:

-40°C ≤ TA ≤ +85°C for Industrial

Param. No.SymbolCharacteristicsMaxUnits
FCLK_1fCPUCPU clock freq48MHz
FCLK_3fAHBAHB clock freq48MHz
FCLK_5fAPBnAPBA, APBB, APBC, APBD clock freq48MHz
FCLK_6a fGCLKGEN[0:2]GCLK clock freq output96MHz
FCLK_6bfGCLKGEN[3:8]GCLK clock freq output66MHz
FCLK_7fGCLK_DPLLxFDPLL96M reference clock freq2MHz
FCLK_9fGCLK_DPLLx_32KFDPLL96M 32k reference clock freq33MHz
FCLK_13fGCLK_EICEIC input clock freq48MHz
FCLK_15fGCLK_FREQM_MSRFREQM Measure clock freq96MHz
FCLK_17fGCLK_FREQM_REFFREQM Reference clock freq48MHz
FCLK_19fGCLK_EVSYS_CHANNELxEVSYS channel x input clock freq48MHz
FCLK_21fGCLK_SERCOMx_SLOWCommon SERCOM slow input clock freq5MHz
FCLK_23fGCLK_SERCOMx_CORESERCOMx input clock freq48MHz
FCLK_25fGCLK_CANxCAN input clock freq48MHz
FCLK_35fGCLK_TCC0/1TCC0/1 input clock freq96MHz
FCLK_36fGCLK_TCC2TCC2 input clock freq48MHz
FCLK_37fGCLK_TCxTCx input clock freq48MHz
FCLK_41fGCLK_PDECPDEC input clock freq96MHz
FCLK_43fGCLK_CCLCCL input clock freq48MHz
FCLK_45fGCLK_GCLKINxExternal GCLKx input clock freq48MHz
FCLK_49fGCLK_ACAC input clock freq48MHz
FCLK_51fGCLK_ADCxADCx input clock freq48MHz
FCLK_53fGCLK_DACDAC input clock freq48MHz
FCLK_55fGCLK_PTCPTC input clock freq 48MHz