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X5328 Datasheet, PDF (15/21 Pages) Intersil Corporation – CPU Supervisor with 32Kbit SPI EEPROM
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X5328, X5329
Power-Up and Power-Down Timing
VCC
VTRIP
0 Volts
tR
RESET (X5328)
tPURST
tPURST
VTRIP
tF
tRPD
RESET (X5329)
RESET Output Timing
Symbol
Parameter
VTRIP
Reset Trip Point Voltage, X5328-4.5A, X5328-4.5A
Reset Trip Point Voltage, X5328, X5329
Reset Trip Point Voltage, X5328-2.7A, X5329-2.7A
Reset Trip Point Voltage, X5328-2.7, X5329-2.7
VTH
tPURST
tRPD(5)
tF(5)
tR(5)
VRVALID
VTRIP Hysteresis (HIGH to LOW vs. LOW to HIGH VTRIP voltage)
Power-up Reset Time Out
VCC Detect to Reset/Output
VCC Fall Time
VCC Rise Time
Reset Valid VCC
Note: (5) This parameter is periodically sampled and not 100% tested.
Min.
4.5
4.25
2.85
2.55
100
Typ.
4.63
4.38
2.93
2.63
20
200
100
100
1
Max.
4.75
4.5
3.0
2.7
280
500
Unit
V
mV
ms
ns
µs
µs
V
15
FN8132.1
October 17, 2005
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