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| X5163 Datasheet, PDF (14/21 Pages) Xicor Inc. – CPU Supervisor with 16Kbit SPI EEPROM | |||
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X5163/X5165 â Preliminary Information
Power-Up and Power-Down Timing
VTRIP
VCC
0 Volts
tR
RESET (X5163)
tPURST
tPURST
VTRIP
tF
tRPD
RESET (X5165)
RESET Output Timing
Symbol
VTRIP
VTH
tPURST
tRPD(5)
tF(5)
tR(5)
VRVALID
Parameter
Reset Trip Point Voltage, X5163-4.5A, X5163-4.5A
Reset Trip Point Voltage, X5163, X5165
Reset Trip Point Voltage, X5163-2.7A, X5165-2.7A
Reset Trip Point Voltage, X5163-2.7, X5165-2.7
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
Notes: (5) This parameter is periodically sampled and not 100% tested.
(6) Typical values not tested.
CS/WDI vs. RESET/RESET Timing
CS/WDI
RESET
tCST
Min.
4.5
4.25
2.85
2.55
100
100
100
1
Typ.
4.63
4.38
2.92
2.63
20
200
Max.
4.75
4.5
3.0
2.7
280
500
Unit
V
mV
ms
ns
µs
µs
V
tWDO
tRST
tWDO
tRST
RESET
REV 1.1 3/5/01
www.xicor.com
Characteristics subject to change without notice. 14 of 21
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