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| X40010 Datasheet, PDF (19/25 Pages) Xicor Inc. – Dual Voltage Monitor with Integrated CPU Supervisor | |||
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X40010/X40011/X40014/X40015 â Preliminary
RESET/RESET Timings
VTRIP1
VCC
tPURST
RESET
tR
VRVALID
tRPD1
tPURST
tF
RESET
LOW VOLTAGE AND WATCHDOG TIMING PARAMETERS
Symbol
tRPD1(2)
tRPDX(2)
tPURST
tF
tR
VRVALID
tWDO
tRST1
tRST2
tRSP
Parameters
VTRIP1 to RESET/RESET (Power down only)
VTRIP2 to V2FAIL
Power On Reset delay:
PUP1=0, PUP0=0
PUP1=0, PUP0=1 (factory setting)
PUP1=1, PUP0=0
PUP1=1, PUP0=1
VCC, V2MON, Fall Time
VCC, V2MON, Rise Time
Reset Valid VCC
Watchdog Timer Period:
WD1=0, WD0=0
WD1=0, WD0=1
WD1=1, WD0=0
WD1=1, WD0=1 (factory setting)
Watchdog Reset Time Out Delay
WD1=0, WD0=0
WD1=0, WD0=1
Watchdog Reset Time Out Delay WD1=1, WD0=0
Watchdog timer restart pulse width
Notes: (1) VCC = 5V at 25°C.
(2) Values based on characterization data only.
Min.
Typ.(1)
Max.
5
5
Unit
µs
µs
50
200(2)
400(2)
800(2)
20
20
1
ms
ms
ms
ms
mV/µs
mV/µs
V
1.4(2)
s
200(2)
ms
25
ms
OFF
100 200 300
ms
12.5 25
37.5
ms
1
µs
REV 1.3.4 7/12/02
www.xicor.com
Characteristics subject to change without notice. 19 of 25
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