MAX823ZEXK+T Maxim Integrated Products, MAX823ZEXK+T Datasheet - Page 5
![no-image](/images/manufacturer_photos/0/4/417/maxim_integrated_products_sml.jpg)
MAX823ZEXK+T
Manufacturer Part Number
MAX823ZEXK+T
Description
Supervisory Circuits 5-Pin MPU Supervisor
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX823LEUKT.pdf
(10 pages)
Specifications of MAX823ZEXK+T
Number Of Voltages Monitored
1
Monitored Voltage
2.5 V, 3 V, 3.3 V, 5 V
Output Type
Active Low, Push-Pull
Manual Reset
Resettable
Watchdog
Watchdog
Battery Backup Switching
No Backup
Supply Voltage (min)
1.2 V
Supply Current (typ)
4 uA
Maximum Power Dissipation
247 mW
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
SC-70
Minimum Operating Temperature
- 40 C
Power Fail Detection
No
Undervoltage Threshold
2.28 V
Overvoltage Threshold
2.35 V
Power-up Reset Delay (typ)
280 ms
Supply Voltage (max)
5.5 V
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
MAX823_, V
__________________________________________Typical Operating Characteristics
5-Pin Microprocessor Supervisory Circuits With
2.0
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
9
8
7
6
5
4
3
2
1
-40
-40
-20
-20
CC
WATCHDOG TIMEOUT PERIOD
V
= +5V, T
0
CC
vs. TEMPERATURE
vs. TEMPERATURE
MAX823L
MAX824Y
MAX825R
0
TEMPERATURE (°C)
TEMPERATURE (°C)
SUPPLY CURRENT
20
_______________________________________________________________________________________
20
40
A
= +25°C, unless otherwise noted.)
40
60
(SC70 ONLY)
60
80
100 120
Watchdog Timer and Manual Reset
80
100
1.06
1.04
1.02
1.00
0.98
0.96
0.94
250
240
230
220
210
200
190
180
170
160
150
-40
-40
NORMALIZED RESET THRESHOLD
-20
-20
VOLTAGE vs. TEMPERATURE
RESET TIMEOUT PERIOD
vs. TEMPERATURE
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
20
20
40
40
60
60
80
80
100
100
50
45
40
35
30
25
20
15
10
30
25
20
15
10
5
0
5
0
RESET THRESHOLD OVERDRIVE (mV), V
RESET COMPARATOR PROPAGATION DELAY
-40
0
MAXIMUM V
vs. RESET THRESHOLD OVERDRIVE
20
V
MAX82_L
CC
-20
40 60 80
FALLING
vs. TEMPERATURE
0
TEMPERATURE (°C)
RESET OCCURS
ABOVE CURVE
MAX82_R
MAX82_Y
CC
20
TRANSIENT DURATION
100 120 140
40
(SC70 ONLY)
60
160
80
RST
180
- V
200
100
CC
5