46.28 FREQM Electrical Specifications

Table 46-36. Frequency Meter Electrical Specifications
AC CHARACTERISTICSStandard Operating Conditions: VDD and VDDIO 2.7V to 5.5V (unless otherwise stated)

Operating temperature

-40°C ≤ TA ≤ +85°C for Industrial

Param. No.SymbolCharacteristicsMin.Typ.Max.UnitsConditions
FM_1FMLOWGCLK_IOx Input Low Time1/(2*fCLK_45)——nsVDDIO = 2.7V
FM_3FMHIGHGCLK_IOx Input High Time1/(2*fCLK_45)——ns
FM_5FMPERIODGCLK_IOx Input Period1/(fCLK_45)——nsVDDIO = 2.7V
FM_7fGCLK_FREQM_REFFREQM Reference Clock——FCLK_17MHzVDDIO = 2.7V

FCLK_35, FCLK_37: Refer to

Maximum Clock Frequencies Electrical Specification

FM_9fGCLK_FREQM_MSRFREQM Measure Clock——FCLK_15MHz