TJ=-40°C to 105°C, VBAT=0.8 V to 3.4 V and TJ=25°C, VBAT=1.25 V for typical values (unless otherwise noted).
| Symbol | Description | Min. | Typ. | Max. | Units |
|---|---|---|---|---|---|
| FTIMER | Frequency of timer clock | 64 | Hz | ||
| tMIN_PERIOD | Minimum time period | 16 | ms | ||
| tMAX_PERIOD | Maximum time period | 3 | days | ||
| tBOOT_TIMER | Boot monitor period | 10 | s | ||
| tPREWRN | Time between prewarning interrupt and timer expiration | 32 | ms | ||
| TIMERACC_25C | Accuracy of timer clock (TJ=25°C) | ±3 | % | ||
| TIMERACC | Accuracy of timer clock | -20 | 20 | % | |
| TIMERACC_10-60C | Accuracy of timer clock, limited die temperature range -10°C<TJ<60°C | -10 | 10 | % |