X40010 Xicor, X40010 Datasheet - Page 19

• Manufacturer Part Number: X40010
• Description: Dual Voltage Monitor with Integrated CPU Supervisor
• Manufacturer: Xicor

X40010/X40011/X40014/X40015 – Preliminary
RESET/RESET Timings
LOW VOLTAGE AND WATCHDOG TIMING PARAMETERS
Notes: (1) V
REV 1.3.4 7/12/02
Symbol
V
t
t
RPDX
t
RPD1
PURST
RVALID
t
t
t
t
WDO
RST1
RST2
RSP
t
t
R
F
(2) Values based on characterization data only.
(2)
(2)
CC
V
V
Power On Reset delay:
PUP1=0, PUP0=0
PUP1=0, PUP0=1 (factory setting)
PUP1=1, PUP0=0
PUP1=1, PUP0=1
V
V
Reset Valid V
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
RESET
RESET
TRIP1
TRIP2
CC,
CC,
= 5V at 25°C.
V
CC
V2MON
V2MON
to RESET/RESET (Power down only)
to V2FAIL
V
TRIP1
,
,
t
CC
R
Fall Time
Rise Time
V
RVALID
t
PURST
Parameters
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t
RPD1
t
PURST
Characteristics subject to change without notice.
Min.
12.5
100
20
20
1
1
Typ.
200
400
800
200
1.4
OFF
200
50
25
25
(2)
(2)
(2)
(2)
(2)
(1)
t
F
Max.
37.5
300
5
5
mV µs
mV µs
Unit
19 of 25
ms
ms
ms
ms
ms
ms
ms
ms
µs
µs
µs
V
s