X5323S8IZT1 Datasheet, PDF (16/20 Pages) Intersil Corporation – CPU Supervisor with 32kBit SPI EEPROM

X5323, X5325
V_TRIP Programming Specifications V_CC = 1.7 to 5.5V; Temperature = 0°C to +70°C. (Continued)
PARAMETER
DESCRIPTION
t_WC
V_TRIP Write Cycle Time
t_RP
V_TRIP Program Cycle Recovery Period (Between Successive Programming Cycles)
t_VPO
SCK V_TRIP Program Voltage Off-Time Before Next Cycle
V_P
Programming Voltage
V_TRAN
V_TRIP Programed Voltage Range
V_ta1
Initial V_TRIP Program Voltage Accuracy (V_CC Applied-V_TRIP) (Programmed at +25°C)
V_ta2
Subsequent V_TRIP Program Voltage Accuracy [(V_CC Applied-V_ta1)-V_TRIP] (Programmed at +25°C)
V_tr
V_TRIP Program Voltage Repeatability (Successive Program Operations; Programmed at +25°C)
V_tv
V_TRIP Program Variation After Programming (0°C to +75°C; Programmed at +25°C)
NOTE:
6. V_TRIP programming parameters are periodically sampled and are not 100% tested.
MIN MAX UNIT
10
ms
10
ms
0
ms
15
18
V
1.7
5.0
V
-0.1 +0.4
V
-25
+25 mV
-25
+25 mV
-25
+25 mV
Typical Performance Curves
18
WATCHDOG TIMER ON (V_CC = 5V)
16
14
12
WATCHDOG TIMER ON (V_CC = 5V)
10
8
6
4
2 _{WATCHDOG TIMER OFF (VCC = 3V, 5V)}
0
-40
25
90
TEMPERATURE (°C)
FIGURE 10. V_CC SUPPLY CURRENT vs TEMPERATURE (I_SB)
1.9
1.8
1.7
-40°C
1.6
+25°C
1.5
+90°C
1.4
1.3
1.2
1.1
1.0
1.7
2.4
3.1
3.8
4.5
5.2
VOLTAGE (V)
FIGURE 11. T_WDO vs VOLTAGE/TEMPERATURE (WD1, 0 = 1, 1)
5.025
5.000
V_TRIP = 5V
4.975
3.525
3.500
3.475 ^{VTRIP = 3.5V}
2.525
2.500
2.475
V_TRIP = 2.5V
0
25
85
TEMPERATURE (°C)
FIGURE 12. V_TRIP vs TEMPERATURE (PROGRAMMED AT +25°C)
0.80
0.75
-40°C
0.70
+25°C
0.65
+90°C
0.60
0.55
0.50
0.45
1.7
2.4
3.1
3.8
4.5
5.2
VOLTAGE (V)
FIGURE 13. T_WDO vs VOLTAGE/TEMPERATURE (WD1, 0 = 1, 0)
16
FN8131.2
June 30, 2008