MAX6443US26L+T Maxim Integrated Products, MAX6443US26L+T Datasheet - Page 11

• Manufacturer Part Number: MAX6443US26L+T
• Description: IC MPU RESET 2.625V SOT143-4
• Manufacturer: Maxim Integrated Products
• Type: Simple Reset/Power-On Resetr

Specifications of MAX6443US26L+T

• Number Of Voltages Monitored: 1
• Output: Push-Pull, Totem Pole
• Reset: Active Low
• Reset Timeout: 140 ms Minimum
• Voltage - Threshold: 2.625V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-143, SOT-143B, TO-253AA
• Monitored Voltage: 1 V to 5.5 V
• Undervoltage Threshold: 2.55 V
• Overvoltage Threshold: 2.7 V
• 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
• Supply Voltage (min): 1 V
• Supply Current (typ): 7 uA
• Maximum Power Dissipation: 320 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Power Fail Detection: No
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: MAX6443US26L+T; MAX6443US26L+TTR

MAX6443
MAX6444
MAX6445
MAX6446
MAX6447
MAX6448
MAX6449
MAX6450
MAX6451
MAX6452
PART
MAX6449–
MAX6452
µP Reset Circuits with Long Manual Reset
______________________________________________________________________________________
RSTIN
V
CC
MR1 EXT.
SETUP
1.23V
V
✔
✔
✔
✔
✔
✔
✔
✔
✔
✔
CC
(NO SETUP)
MR2
—
—
—
—
—
—
✔
✔
✔
✔
GND
0.63V
V
CC
MR2 EXT.
SETUP
—
—
—
—
—
—
✔
✔
✔
✔
MANUAL RESET
MR1
SETUP PERIOD
t
MR
MAX6445
MAX6446
MAX6449
MAX6450
MR2
RSTIN
TIMEOUT PERIOD
—
—
—
—
—
—
✔
✔
✔
✔
(210ms typ)
MAX6443–
MAX6452
RESET
MR2 ONE-SHOT
PUSH-PULL RESET
V
DEBOUNCE
CC
CIRCUIT
—
—
—
—
—
✔
✔
✔
✔
✔
Functional Diagram
Setup Period
RESET
MR2
Selector Guide
MAX6447
MAX6448
MAX6451
MAX6452
OPEN-DRAIN RESET
—
—
—
—
—
✔
✔
✔
✔
✔
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