MAX6831 View Datasheet(PDF) - Maxim Integrated
Part Name
Description
Manufacturer
MAX6831
Maxim Integrated
MAX6831 Datasheet PDF : 13 Pages
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MAX6826-MAX6831
Dual Ultra-Low-Voltage SOT23 µP Supervisors with
Manual Reset and Watchdog Timer
Typical Operating Characteristics
(TA = +25°C, unless otherwise noted.)
SUPPLY CURRENT
vs. TEMPERATURE
13
12
11 VCC = +5V, L VERSION
10
9
8
7
VCC = +3.3V, S VERSION
6
VCC = +1.8V, V VERSION
5
4
3
-40 -20
0 20 40 60 80 100 120
TEMPERATURE (°C)
RESET TIMEOUT PERIOD
vs. TEMPERATURE
250
240
230
220
210
200
190
180
170
160
150
-40 -20
0 20 40 60 80 100 120
TEMPERATURE (°C)
VCC TO RESET OUTPUT DELAY
vs. TEMPERATURE
35
VCC FALLING, VCC = VTH - 100mV
30
25
20
15
10
5
0
-40 -20
0 20 40 60 80 100 120
TEMPERATURE (C)
WATCHDOG TIMEOUT PERIOD
vs. TEMPERATURE
2.0
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
-40 -20
0 20 40 60 80 100 120
TEMPERATURE (°C)
NORMALIZED RESET THRESHOLD
DELAY vs. TEMPERATURE
1.06
1.04
1.02
1.00
0.98
0.96
0.94
-40 -20
0 20 40 60 80 100 120
TEMPERATURE (°C)
MAXIMUM VCC TRANSIENT DURATION
vs. RESET THRESHOLD OVERDRIVE
120
100
80
RESET OCCURS
ABOVE CURVE
60
40
20
0
0 20 40 60 80 100 120 140 160 180 200
RESET THRESHOLD OVERDRIVE (mV), VTH - VCC
VRSTIN TO RESET OUTPUT DELAY
vs. TEMPERATURE
25
VRSTIN FALLING
VRSTIN = VRSTINTH - 30mV
20
15
10
5
0
-40 -20
0 20 40 60 80 100 120
TEMPERATURE (C)
MAXIMUM VRSTIN TRANSIENT DURATION
vs. RESET THRESHOLD OVERDRIVE
100
90
80
70
60
50
40
RESET OCCURS
30
ABOVE CURVE
20
10
0
0 20 40 60 80 100 120 140 160 180 200
RESET THRESHOLD OVERDRIVE (mV), VRSTINTH - VRSTIN
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