ZHCSIJ7A July 2018 – October 2021 TPS3431
PRODUCTION DATA
| MIN | TYP | MAX | UNIT | |||
|---|---|---|---|---|---|---|
| GENERAL | ||||||
| tINIT | CWD pin evaluation period (1) | 381 | μs | |||
| EN, SET1 pin setup time | 1 | μs | ||||
| Startup delay(2) | 300 | μs | ||||
| DELAY FUNCTION | ||||||
| tEN_ENOUT | EN to ENOUT delay | 200 | ns | |||
| tRST | Watchdog reset delay | 170 | 200 | 230 | ms | |
| WINDOW WATCHDOG FUNCTION | ||||||
| tWD | Watchdog timeout | CWD = NC, SET1 = 1 | 1360 | 1600 | 1840 | ms |
| CWD = 10 kΩ to VDD, SET1 = 1 | 170 | 200 | 230 | ms | ||
| CWD = NC, SET1 = 0 | Watchdog disabled | |||||
| CWD = 10 kΩ to VDD, SET1 = 0 | Watchdog disabled | |||||
| tWD-setup | Setup time required for device to respond to changes on WDI after being enabled | 150 | μs | |||
| Minimum WDI pulse duration | 50 | ns | ||||
| tWD-del | WDI to WDO delay | 50 | ns | |||