43.30 Frequency Meter AC Electrical Specifications
| AC Characteristics | Standard Operating Conditions: VDD = 1.9V to 3.6V (unless otherwise stated) Operating Temperature: -40°C ≤ TA ≤ +85°C for Industrial Temp -40°C ≤ TA ≤ +125°C for Extended Temp | ||||||
|---|---|---|---|---|---|---|---|
| Param. No. | Symbol | Characteristics | Min. | Typ. | Max. | Units | Conditions |
| FM_1 | FMLOW | GCLK_IOx input low time | — | 15.625 | — | ns | VDDIO (min) and meet FM5 spec |
| FM_3 | FMHIGH | GCLK_IOx input high time | — | 15.625 | — | ns | |
| FM_5 | FMPERIOD | GCLK_IOx input period | — | 31.25 | — | ns | VDDIO (min) |
| FM_7 | fGCLK_FREQM_REF | FREQM reference | — | — | 64 | MHz | |
| FM_9 | fGCLK_FREQM_MSR | FREQM measure | — | — | 64 | MHz | |