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| X40430_06 Datasheet, PDF (22/26 Pages) Intersil Corporation – Triple Voltage Monitor with Integrated CPU Supervisor | |||
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Power Fail Timings
VTRIPX
[ ]VCC
V2MON or
V3MON
[ ] LOWLINE or
V2FAIL or
V3FAIL
X40430, X40431, X40434, X40435
tR
tRPDL
tRPDX
VRVALID
tRPDL
tRPDX
tRPDL
tRPDX
X = 2, 3
RESET/RESET/MR Timings
VTRIP1
VCC
tPURST
RESET
tR
VRVALID
tRPD1
tPURST
tF
tF
RESET
MR
tMD
tIN1
LOW VOLTAGE AND WATCHDOG TIMINGS PARAMETERS (@25°C, VCC = 5V)
Symbol
Parameters
Min
tRPD1(2) VTRIP1 to RESET/RESET (Power-down only)
tRPDL VTRIP1 to LOWLINE
t LR LOWLINE to RESET/RESET delay (Power-down only) [= tRPD1-tRPDL]
tRPDX(2) VTRIP2 to V2FAIL, or VTRIP3 to V3FAIL (x = 2, 3)
tPURST
Power-on Reset delay:
PUP1 = 0, PUP0 = 0
PUP1 = 0, PUP0 = 1 (factory setting)
PUP1 = 1, PUP0 = 0
PUP1 = 1, PUP0 = 1
tF
VCC, V2MON, V3MON, Fall Time
20
tR
VCC, V2MON, V3MON, Rise Time
20
VRVALID Reset Valid VCC
1
tMD(2) MR to RESET/ RESET delay (activation only)
500
Typ (1)
500
50(2)
200
400(2)
800(2)
Max
5
5
Unit
µs
ns
µs
ms
ms
ms
ms
mV/µs
mV/µs
V
ns
22
FN8251.1
May 24, 2006
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