MAX6302 Maxim, MAX6302 Datasheet - Page 4

• Manufacturer Part Number: MAX6302
• Description: +5V / Low-Power uP Supervisory Circuits with Adjustable Reset/Watchdog
• Manufacturer: Maxim

+5V, Low-Power µP Supervisory Circuits
with Adjustable Reset/Watchdog
(C
4
____________________________Typical Operating Characteristics (continued)
SWT
4.2
4.0
3.8
3.6
3.4
3.2
3.0
2.8
2.6
_______________________________________________________________________________________
1.5
= C
RESET DEASSERTED
NO LOAD
2.0
SRT
2.5
= 1500pF, T
SUPPLY CURRENT vs.
5.00
4.75
4.50
4.00
4.25
3.75
3.50
2.50
SUPPLY VOLTAGE (V)
3.25
3.00
2.75
SUPPLY VOLTAGE
3.0
76
72
68
64
60
56
52
-60
-60
3.5
RESET DEASSERTED
NO LOAD
V
vs. TEMPERATURE (V
-40
CC
-40
4.0
FALLING AT 1mV/ s
A
-20
-20
V
4.5
= +25°C, unless otherwise noted.)
SUPPLY CURRENT
vs. TEMPERATURE
CC
TEMPERATURE (°C)
V
TEMPERATURE (°C)
V
CC
CC
TO RESET DELAY
5.0
0
= 5.0V
0
= 2.0V
5.5
20
20
6.0
40
40
CC
FALLING)
60
60
80
4.20
4.15
4.10
4.05
4.00
3.95
3.90
3.85
3.80
80
-60
100
100
V
-40
CC
WATCHDOG TIMEOUT PERIOD
RESET AND NORMAL-MODE
= 5.0V
-20
vs. TEMPERATURE
TEMPERATURE (°C)
0
20
40
1.226
1.224
1.222
1.220
1.218
1.216
1.214
4.16
4.12
4.08
4.04
4.00
3.96
60
-60
2
80
-40
RESET IN THRESHOLD VOLTAGE
100
RESET AND WATCHDOG
-20
3
SUPPLY VOLTAGE (V)
vs. TEMPERATURE
TIMEOUT vs. V
TEMPERATURE (°C)
0
120
110
100
90
80
70
60
50
40
30
20
10
0
20
4
0
RESET THRESHOLD OVERDRIVE (V
MAXIMUM TRANSIENT DURATION vs.
40
RESET THRESHOLD OVERDRIVE (mV)
RESET OCCURS
ABOVE THE CURVE
CC
200
60
5
80
400
SEE NEGATIVE-GOING V
TRANSIENTS SECTION
100
6
600
V
RST
800
= 4.60V
RST
CC
1000
)