MAX691AD Ver la hoja de datos (PDF) - Maxim Integrated
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MAX691AD Datasheet PDF : 16 Pages
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Microprocessor Supervisory Circuits
__________________________________________Typical Operating Characteristics
(TA = +25°C, unless otherwise noted.)
VCC SUPPLY CURRENT
vs. TEMPERATURE
(NORMAL OPERATING MODE)
36
VCC = 5V
VBATT = 2.8V
34 PFI, CE IN = 0V
32
30
28
BATTERY SUPPLY CURRENT
vs. TEMPERATURE
(BATTERY-BACKUP MODE)
2
VCC = 5V
VBATT = 2.8V
NO LOAD
1.5
1
0.5
CHIP-ENABLE ON-RESISTANCE
vs. TEMPERATURE
120
VCC = 4.75V
VBATT = 2.8V
VCE IN = VCC/2
100
80
60
26
-60 -30
0 30 60 90 120 150
TEMPERATURE (°C)
VBATT to VOUT ON-RESISTANCE
vs. TEMPERATURE
20
VBATT = 2.0V
15
VBATT = 2.8V
10
VBATT = 4.5V
5
-60 -30
VCC = 0V
0 30 60 90 120 150
TEMPERATURE (°C)
RESET THRESHOLD
vs. TEMPERATURE
4.75
VBATT = 2.8V
4.70
4.65
MAX691A
4.60 MAX800L
4.55
4.50
4.45
4.40
MAX693A
4.35 MAX800M
4.30
-60 -30
0 30 60 90 120 150
TEMPERATURE (°C)
0
-60 -30 0 30 60 90 120 150
TEMPERATURE (°C)
VCC to VOUT ON-RESISTANCE
vs. TEMPERATURE
1.2
VCC = 5V,
VBATT = 0V
1.1
1.0
0.9
0.8
0.7
0.6
-60 -30
0 30 60 90 120 150
TEMPERATURE (°C)
RESET OUTPUT RESISTANCE
vs. TEMPERATURE
600
500
VCC = 5V, VBATT = 2.8V
SOURCING CURRENT
400
300
200
100
VCC = 0V, VBATT = 2.8V
SINKING CURRENT
0
-60 -30
0 30 60 90
TEMPERATURE (°C)
120 150
40
-60 -30
1.50
0 30 60 90 120 150 180
TEMPERATURE (°C)
PFI THRESHOLD
vs. TEMPERATURE
1.25
1.00
0.75
0.50
0.25
0
-60 -30
VCC = +5V,
VBATT = 0V
NO LOAD ON PFO
0 30 60 90 120 150
TEMPERATURE (°C)
RESET DELAY
vs. TEMPERATURE
230
VCC = 0V TO 5V STEP
VBATT = 2.8V
220
210
200
190
180
170
-60 -30
0 30 60 90 120 150
TEMPERATURE (°C)
_______________________________________________________________________________________ 5
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