X5163S8IZT1 Datasheet, PDF (18/22 Pages) Intersil Corporation – Selectable watchdog timer

X5163, X5165
18
16
WATCHDOG TIMER ON (V_CC = 5V)
14
12
10
WATCHDOG TIMER ON (V_CC = 5V)
8
6
4
2
WATCHDOG TIMER OFF (V_CC = 3V, 5V)
0
-40
25
90
TEMP (°C)
FIGURE 15. V_CC SUPPLY CURRENT VS. TEMPERATURE (I_SB)
5.025
5.000
V_TRIP = 5V
4.975
3.525
3.500
V_TRIP = 3.5V
3.475
2.525
2.500
V_TRIP = 2.5V
2.475
0
25
85
TEMPERATURE
FIGURE 17. V_TRIP vs. Temperature (programmed at 25°C)
205
200
195
190
185
180
175
170
165
160
-40
25
90
DEGREES °C
FIGURE 19. t_PURST VS. TEMPERATURE
1.9
1.8
1.7
-40°C
1.6
25°C
1.5
1.4
90°C
1.3
1.2
1.1
1
1.7
2.4
3.1
3.8
VOLTAGE
4.5
5.2
FIGURE 16. t_WDO VS. VOLTAGE/TEMPERATURE (WD1, 0 = 1, 1)
0.8
0.75
0.7
-40°C
0.65
25°C
0.6
90°C
0.55
0.5
0.45
1.7
2.4
3.1
3.8
VOLTAGE
4.5
5.2
FIGURE 18. t_WDO VS. VOLTAGE/TEMPERATURE (WD1, 0 = 1, 0)
205
200
195
-40°C
190
25°C
185
90°C
180
175
170
165
160
1.7
2.4
3.1
3.8
4.5
5.2
VOLTAGE
FIGURE 20. t_WDO VS. VOLTAGE/TEMPERATURE (WD1, 0 0 = 0, 1)
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FN8128.4
August 13, 2015