MAX6728 데이터 시트보기 (PDF) - Maxim Integrated
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MAX6728 Datasheet PDF : 19 Pages
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Dual/Triple Ultra-Low-Voltage SOT23 µP
Supervisory Circuits
(VCC1 = 5V, VCC2 = 3.3V, TA = +25°C, unless otherwise noted.)
Typical Operating Characteristics
SUPPLY CURRENT vs. TEMPERATURE
VCC1 = 5V, VCC2 = 3.3V
18
16
TOTAL
14
12
ICC1
10
8
6
4
ICC2
2
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
SUPPLY CURRENT vs. TEMPERATURE
VCC1 = 1.8V, VCC2 = 1.2V
18
16
14
12
10
TOTAL
8
6
ICC1
4
2
ICC2
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
NORMALIZED VCC RESET THRESHOLD
vs. TEMPERATURE
1.004
1.003
1.002
1.001
1.000
0.999
0.998
0.997
0.996
-40 -15
10
35
60
85
TEMPERATURE (°C)
SUPPLY CURRENT vs. TEMPERATURE
VCC1 = 3.3V, VCC2 = 2.5V
18
16
14
12
TOTAL
10
8
ICC1
6
4
ICC2
2
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
NORMALIZED RESET/WATCHDOG
TIMEOUT PERIOD vs. TEMPERATURE
1.007
1.006
1.005
1.004
1.003
1.002
1.001
1.000
0.999
0.998
-40 -15
10
35
60
85
TEMPERATURE (°C)
RESET INPUT AND POWER-FAIL INPUT
THRESHOLD vs. TEMPERATURE
631
630
629
628
627
626
625
-40 -15 10
35
60
85
TEMPERATURE (°C)
SUPPLY CURRENT vs. TEMPERATURE
VCC1 = 2.5V, VCC2 = 1.8V
18
16
14
12
10
TOTAL
8
ICC1
6
4
2
ICC2
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
MAXIMUM VCC TRANSIENT DURATION
vs. RESET THRESHOLD OVERDRIVE
10,000
RESET OCCURS ABOVE
THIS LINE
1000
100
10
1
10
100
1000
RESET THRESHOLD OVERDRIVE (mV)
54
53
52
51
50
49
48
47
46
45
44
-40
VCC TO RESET DELAY
vs. TEMPERATURE
100mV OVERDRIVE
-15
10
35
60
85
TEMPERATURE (°C)
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