ZHCSIJ7A July 2018 – October 2021 TPS3431
PRODUCTION DATA
If using the factory-programmed timing options (listed in Table 8-1), the CWD pin must either be unconnected or pulled up to VDD through a 10-kΩ pull-up resistor. Using these options enables high-precision, 15% accurate watchdog timing.
| INPUT | STANDARD WATCHDOG TIMEOUT WDT (tWD) | UNIT | |||
|---|---|---|---|---|---|
| CWD | SET1 | MIN | TYP | MAX | |
| NC | 0 | Watchdog disabled | |||
| NC | 1 | 1360 | 1600 | 1840 | ms |
| 10 kΩ to VDD | 0 | Watchdog disabled | |||
| 10 kΩ to VDD | 1 | 170 | 200 | 230 | ms |