MAX6344LUT+T Maxim Integrated Products, MAX6344LUT+T Datasheet - Page 4

• Manufacturer Part Number: MAX6344LUT+T
• Description: IC RESET MPU W/COMP SOT23-6
• Manufacturer: Maxim Integrated Products
• Type: Simple Reset/Power-On Resetr

Specifications of MAX6344LUT+T

• Number Of Voltages Monitored: 1
• Output: Push-Pull, Totem Pole
• Reset: Active High
• Reset Timeout: 100 ms Minimum
• Voltage - Threshold: 4.63V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-6
• Undervoltage Threshold: 4.56 V
• Overvoltage Threshold: 4.7 V
• Output Type: Active High, Push-Pull
• Manual Reset: Resettable
• Watchdog: No Watchdog
• Battery Backup Switching: No Backup
• Power-up Reset Delay (typ): 360 ms
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 1 V
• Supply Current (typ): 30 uA
• Maximum Power Dissipation: 320 mW
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Power Fail Detection: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

6-Pin µP Reset Circuit with
Power-Fail Comparator
4
(V
MAX6342
PFI
_______________________________________________________________________________________
= V
1
2
3
4
CC
= +5V, T
MAX6343
6
5
4
3
2
1
0
1
2
3
4
0
A
R
= +25°C, unless otherwise noted.)
L
= 10kΩ
PFO OUTPUT-VOLTAGE HIGH
PIN
1
RESET RESPONSE TIME
vs. SUPPLY VOLTAGE
MAX6344/MAX6345
MAX6344
SUPPLY VOLTAGE (V)
2
1
2
3
4
4V
10µs/div
3
5V
4V
V
4
0
CC
RESET
MAX6345
5
1
2
3
4
Typical Operating Characteristics (continued)
6
NAME
GND
PFO
V
PFI
CC
Supply Voltage
Ground
Power-Fail Voltage Monitor Input. When PFI is < 1.25V, PFO
goes low. Connect PFI to GND or V
Power-Fail Voltage Monitor Output
0.60
0.45
0.40
0.35
0.20
0.55
0.50
0.30
0.25
0
5V
PFO OUTPUT-VOLTAGE LOW
1
RESET RESPONSE TIME
vs. SUPPLY VOLTAGE
5V
4V
4V
MAX6342/MAX6345
SUPPLY VOLTAGE (V)
RESET
2
V
CC
2µs/div
3
FUNCTION
4
R
L
CC
= 1kΩ
5
Pin Description
0
when not used.
6