MAX6864UK29D3S Ver la hoja de datos (PDF) - Maxim Integrated
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MAX6864UK29D3S
Maxim Integrated
MAX6864UK29D3S Datasheet PDF : 17 Pages
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Nanopower µP Supervisory Circuits with
Manual Reset and Watchdog Timer
(VCC = +2.5V, TA = +25°C, unless otherwise noted.)
Typical Operating Characteristics
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
10.0
VTH = 2.23V
TA = +85°C
1.0
TA = +25°C
TA = -40°C
SUPPLY CURRENT
vs. TEMPERATURE
0.22
RESET IS NOT ASSERTED
0.20 VTH = 1.575V
VCC = 3.3V
0.18 VCC = 5.5V
0.16
VCC = 2.5V
0.14
VCC = 1.8V
0.12
NORMALIZED RESET TIMEOUT PERIOD
vs. TEMPERATURE
1.02
1.01
1.00
0.99
0.1
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
VCC (V)
0.10
-40 -15
10
35
60
85
TEMPERATURE (°C)
0.98
-40 -15
10
35
60
85
TEMPERATURE (°C)
NORMALIZED WATCHDOG TIMEOUT PERIOD
vs. TEMPERATURE
1.8
1.6
1.4
MAXIMUM VCC TRANSIENT DURATION
vs. RESET THRESHOLD OVERDRIVE
1000
RESET OCCURS ABOVE THIS LINE
100
1.2
10
1.0
0.8
0.6
0.4
-40 -15
10
35
60
85
TEMPERATURE (°C)
NORMALIZED RESET THRESHOLD VOLTAGE
vs. TEMPERATURE
1.010
1.005
1
VCC FALLING FROM VTH +100mV
0.1
10
100
1000
RESET THRESHOLD OVERDRIVE (mV)
VCC TO RESET DELAY
vs. TEMPERATURE
70
VCC = VTH + 100mV TO VTH - 100mV
60
50
1.000
40
0.995
30
0.990
-40 -15
10
35
60
85
TEMPERATURE (°C)
20
-40 -15
10
35
60
85
TEMPERATURE (°C)
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