55.37 FREQM Electrical Specifications

Table 55-52. Frequency Meter Electrical Specifications
AC CHARACTERISTICS Standard Operating Conditions: VDD = AVDD = 1.71V to 3.63V (unless otherwise stated)

Operating temperature:

-40°C ≤ TA ≤ +85°C for Industrial Temperature
Param. No. Symbol Characteristics Min. Typ. Max. Units Conditions
FM_1 FMLOW GCLK_IOx Input Low Time 10 — — ns VDD(min)
FM_3 FMHIGH GCLK_IOx Input High Time 10 — — ns
FM_5 FMPERIOD GCLK_IOx Input Period 20 — — ns VDD(min)

FCLK_15, FCLK_17: Refer to

Maximum Clock Frequencies Electrical Specifications
FM_7 fGCLK_FREQM_REF FREQM Reference — — FCLK_17 MHz
FM_9 fGCLK_FREQM_MSR FREQM Measure — — FCLK_15 MHz