MAX791MJE Maxim Integrated, MAX791MJE Datasheet - Page 6
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MAX791MJE
Manufacturer Part Number
MAX791MJE
Description
Supervisory Circuits
Manufacturer
Maxim Integrated
Series
MAX791r
Datasheet
1.MAX791ESE-T.pdf
(19 pages)
Specifications of MAX791MJE
Number Of Voltages Monitored
1
Monitored Voltage
4.65 V
Undervoltage Threshold
4.5 V
Overvoltage Threshold
4.75 V
Output Type
Active Low, Open Drain, Push-Pull
Manual Reset
Resettable
Watchdog
Watchdog
Battery Backup Switching
Backup
Power-up Reset Delay (typ)
280 ms
Supply Voltage - Max
5.5 V
Maximum Operating Temperature
+ 125 C
Mounting Style
Through Hole
Package / Case
CDIP
Chip Enable Signals
Yes
Maximum Power Dissipation
800 mW
Minimum Operating Temperature
- 55 C
Power Fail Detection
Yes
Supply Current (typ)
150 uA
Supply Voltage - Min
0 V
Available stocks
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Microprocessor Supervisory Circuit
(T
6
A
= +25°C, unless otherwise noted.)
20
16
12
_______________________________________________________________________________________
8
4
0
0
vs. INPUT SUPPLY VOLTAGE
1
1000
100
BATTERY CURRENT
10
1
2
1
V
CC
(V)
3
OUTPUT CURRENT
VBATT = 2.8V,
I
V
OUT
10
CC
= 0A
I
to V
OUT
4
(mA)
OUT
5
vs.
100
SLOPE = 0.8Ω
V
VBATT = 0V
CC
= 4.5V
250
200
150
100
Typical Operating Characteristics (continued)
50
0
1000
0
10
20
vs. TIMING CAPACITOR
WATCHDOG TIMEOUT
TIMING CAPACITOR (nF)
30
40
50
60
1000
70 80 90 100
V
VBATT = 2.8V
100
CC
10
1
= +5V
1
VBATT to V
OUTPUT CURRENT
20
16
12
I
8
4
0
OUT
10
0
(mA)
CHIP-ENABLE PROPAGATION DELAY
OUT
vs. CE OUT LOAD CAPACITANCE
50
vs.
V
VBATT = 4.5V
SLOPE = 8Ω
CC
= 0V
100
C
LOAD
100
150
V
CE IN = 0V TO 5V
DRIVER SOURCE
IMPEDANCE = 50Ω
(pF)
CC
= +5V
200
250
300