51.33 Frequency Meter (FREQM) Electrical Specifications
| AC CHARACTERISTICS | Standard
Operating Conditions: VDDREG=VDDIO=AVDD 1.71V to 3.63V (unless otherwise
stated) Operating temperature: -40°C ≤ TA ≤ +85°C for Industrial |
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|---|---|---|---|---|---|---|---|
| Param. No. | Symbol | Characteristics | Min. | Typ. | Max. | Units | Conditions |
| FM_1 | FMLOW | GCLK_IOx Input Low Time | FMPERIOD/2 | — | — | ns | VDDIOx(min) and meet FM5 spec |
| FM_3 | FMHIGH | GCLK_IOx Input High Time | FMPERIOD/2 | — | — | ns | |
| FM_5 | FMPERIOD | GCLK_IOx Input Period | 1000/FCLK_45 | — | — | ns | VDDIOx(min) |
| FM_7 | fGCLK_FREQM_REF | FREQM Reference | — | — | FCLK_17 | MHz | |
| FM_9 | fGCLK_FREQM_MSR | FREQM Measure | — | — | FCLK_15 | MHz | |