MAX6423US17-T 查看數據表（PDF） - Maxim Integrated
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MAX6423US17-T
Maxim Integrated
MAX6423US17-T Datasheet PDF : 10 Pages
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Low-Power, SC70/SOT µP Reset Circuits with
Capacitor-Adjustable Reset Timeout Delay
(VCC = 5V, CSRT = 1500pF, TA = +25°C, unless otherwise noted.)
Typical Operating Characteristics
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
TA = +125°C
TA = +25°C
TA = -40°C
123456
SUPPLY VOLTAGE (V)
RESET TIMEOUT PERIOD
vs. TEMPERATURE
600
550
CSRT = 0
500
450
400
350
300
250
200
-50 -25
0 25 50 75 100 125
TEMPERATURE (°C)
10,000
RESET TIMEOUT PERIOD vs. CSRT
1000
100
10
1
0.1
0.001 0.01
0.1 1 10
CSRT (nF)
100 1000
MAXIMUM TRANSIENT DURATION
vs. RESET THRESHOLD OVERDRIVE
175
150
125
100
75
RESET OCCURS
ABOVE THE CURVE
50
25
0
0
VTH = 2.95V
200 400 600 800 1000
RESET THRESHOLD OVERDRIVE (mV)
RESET TIMEOUT PERIOD
vs. TEMPERATURE
4.30
CSRT = 1500pF
4.25
4.20
4.15
4.10
-50 -25
0 25 50 75 100 125
TEMPERATURE (°C)
VCC TO RESET DELAY
vs. TEMPERATURE (VCC FALLING)
160
VCC FALLING AT 1mVµs
150
140
130
120
110
100
90
80
-50 -25
0 25 50 75 100 125
TEMPERATURE (°C)
POWER-UP/POWER-DOWN
CHARACTERISTIC
VTH = 1.6V
VCC
NORMALIZED RESET THRESHOLD
vs. TEMPERATURE
1.006
1.004
1V/div
1.002
1.000
RESET
1V/div
400µs/div
0.998
0.996
0.994
-50 -25
0 25 50 75 100 125
TEMPERATURE (°C)
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