MAX820RMJE Maxim Integrated, MAX820RMJE Datasheet - Page 3

• Manufacturer Part Number: MAX820RMJE
• Description: Supervisory Circuits
• Manufacturer: Maxim Integrated
• Series: MAX792, MAX792L, MAX792M, MAX792R, MAX792S, MAX792T, MAX820, MAX820L, MAX820M, MAX820R, MAX820S, MAX820Tr

Specifications of MAX820RMJE

• Number Of Voltages Monitored: 1
• Monitored Voltage: 2.75 V to 5.5 V
• Undervoltage Threshold: 2.55 V
• Overvoltage Threshold: 2.7 V
• Output Type: Active High, Active Low, Push-Pull
• Manual Reset: Resettable
• Watchdog: Watchdog
• Battery Backup Switching: No 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 N
• 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: 2.75 V

ELECTRICAL CHARACTERISTICS (continued)
(V
Low-Line Threshold Voltage
(Internal Threshold Mode)—V
Low-Line Threshold Voltage
(External Programming Mode)
Low-Line Hysteresis
(Internal Threshold Mode)
LLIN/REFOUT Leakage Current
External Programming Mode
Low-Line Comparator Delay
LOWLINE Voltage
LOWLINE Short-Circuit Current
Watchdog Timeout Period
Watchdog Input Pulse Width
WDO Output Voltage
WDPO to WDO Delay
WDPO Duration
WDPO Output Voltage
WDI Threshold Voltage
WDI Input Current
CC
LOW-LINE COMPARATOR
WATCHDOG FUNCTION
= 2.75V to 5.5V, T
PARAMETER
_______________________________________________________________________________________
A
= T
MIN
TH
to T
MAX
MAX792/MAX820L/M
MAX792/MAX820R/S/T
MAX792, V
MAX820, V
V
I
I SOURCE
Output source current, V
SWT connected to V
SWT connected to V
4.7nF capacitor connected from SWT to GND ,
V
4.7nF capacitor connected from SWT to GND ,
V
V
I
I
I
I
I
I
I
I
V
V
SINK
SINK
SINK
SOURCE
SOURCE
SINK
SINK
SOURCE
SOURCE
CC
CC
CC
IL
CC
CC
, unless otherwise noted.)
= 0V, V
falling
= 3V
= 5V
= 4.25V
= 2.55V
Microprocessor and Nonvolatile
= 3.2mA
= 50µA, V
= 1.6mA
= 50µA, V
= 1.6mA
= 1µA
= 1mA
= 100µA
= 1mA
= 100µA
IH
CC
CC
= V
Memory Supervisory Circuits
= 5V OR V
= 5V OR V
CC
CC
CC
CONDITIONS
= 1V, V
= 1V, V
CC
CC
, V
, V
CC
CC
CC
CC
CC
CC
CC
= 5.5V
= 3V
= 3V
falling
falling
= 5V
= 3V
V
V
V
V
V
V
CC
CC
IH
IL
IH
IL
= 5V
= 3V
0.75 x V
0.9 x V
V
V
V
V
V
CC
CC
1.274
CC
CC
CC
MIN
1.25
1.00
1.00
100
300
0.5
50
40
- 0.5
- 0.5
- 1
- 1
- 1
CC
CC
±0.01
TYP
1.30
1.30
1.60
1.60
0.01
0.01
120
100
450
100
0.1
1.7
0.1
20
10
70
70
1.326
MAX
1.35
2.25
2.25
0.30
±25
210
210
0.4
0.4
6.0
0.3
0.4
0.8
0.2
±1
50
UNITS
sec
mV
mV
ms
ms
nA
µA
µA
µs
ns
ns
V
V
V
V
V
3