STM1403_08 Datasheet, PDF (21/34 Pages) STMicroelectronics – 3 V FIPS-140 security supervisor with battery switchover

STM1403
Figure 19. RST response time (assertion)
4.0
Typical operating characteristics
3.0
V_CC
2.0
V_RST
1.0
0.0
2 µs/div
AI09151b
Figure 20. Power-fail comparator response time (assertion)
4.0
1.45
1.40
3.0
1.35
PFO
2.0
1.30
PFI
1.25
1.0
1.20
0.0
1.15
2µs/div
AI09153b
Figure 21. Power-fail comparator response time (de-assertion)
4.0
3.5
3.0
2.5
PFO
2.0
1.5
PFI
1.0
0.5
0.0
2 µs/div
1.45
1.40
1.35
1.30
1.25
1.20
1.15
AI09154
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