MAX6453UT29S-T Maxim Integrated, MAX6453UT29S-T Datasheet - Page 4

• Manufacturer Part Number: MAX6453UT29S-T
• Description: Supervisory Circuits
• Manufacturer: Maxim Integrated
• Series: MAX6453, MAX6454, MAX6455, MAX6456r

Specifications of MAX6453UT29S-T

• Number Of Voltages Monitored: 1
• Monitored Voltage: 1.8 V to 5 V
• Undervoltage Threshold: Adjustable
• Overvoltage Threshold: Adjustable
• Output Type: Active Low, Push-Pull
• Manual Reset: Resettable
• Watchdog: No Watchdog
• Battery Backup Switching: No Backup
• Power-up Reset Delay (typ): 280 ms
• Supply Voltage - Max: 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SOT-23
• Chip Enable Signals: No
• Maximum Power Dissipation: 696 mW
• Minimum Operating Temperature: - 40 C
• Power Fail Detection: No
• Supply Current (typ): 7 uA
• Supply Voltage - Min: 1 V

µP Supervisors with Separate V
Manual Reset Outputs
(V
4
CC
1.03
1.02
1.01
1.00
0.99
0.98
0.97
_______________________________________________________________________________________
9
8
7
6
5
4
3
2
1
0
= 3.3V, T
-40
1.0
NORMALIZED V
1.5
T
A
-15
= +25°C
2.0 2.5 3.0
A
vs. SUPPLY VOLTAGE
vs. TEMPERATURE
SUPPLY CURRENT
= +25°C, unless otherwise noted.)
SUPPLY VOLTAGE (V)
TEMPERATURE (°C)
10
CC
RESET DELAY (MAX6455/MAX6456)
MANUAL RESET TO MROUT AND
RESET THRESHOLD
T
3.5 4.0
T
A
A
35
= +85°C
= -40°C
4.5
60
TIME (1s/div)
5.0
5.5
85
V
MAX6453 toc07
CC
1.05
1.04
1.03
1.02
1.01
1.00
0.99
0.98
0.97
0.96
0.95
24.0
23.6
23.2
22.8
22.4
22.0
21.6
21.2
20.8
20.4
20.0
= 5V
-40
-40
NORMALIZED RESET TIMEOUT PERIOD
V
MR (5V/div)
MROUT (5V/div)
RESET (5V/div)
CC
FALLING AT 1mV/μs
-15
-15
V
vs. TEMPERATURE
vs. TEMPERATURE
CC
TEMPERATURE (°C)
TEMPERATURE (°C)
TO RESET DELAY
10
10
Typical Operating Characteristics
35
35
60
60
V
CC
85
85
= 4.5V
V
CC
CC
TIME (100μs/div)
TO RESET DELAY
24.0
23.6
23.2
22.8
22.4
22.0
21.6
21.2
20.8
20.4
20.0
250
200
150
100
50
0
-40
0
Reset and
V
vs. TEMPERATURE (RSTIN FALLING)
vs. RESET THRESHOLD OVERDRIVE
TH
RSTIN FALLING AT 1mV/μs
MAXIMUM TRANSIENT DURATION
RESET OCCURS
ABOVE THE CURVE
= 4.392V
RESET THRESHOLD OVERDRIVE (mV)
200
-15
RSTIN TO RESET DELAY
V
CC
MAX6453 toc08
TEMPERATURE (°C)
= 4.3V
400
10
RESET (2V/div)
V
CC
600
35
V
(100mV/div)
TH
= 4.4V
800
60
1000
85