MAX6740XKRYD7-T Maxim Integrated, MAX6740XKRYD7-T Datasheet - Page 7

• Manufacturer Part Number: MAX6740XKRYD7-T
• Description: Supervisory Circuits
• Manufacturer: Maxim Integrated
• Series: MAX6736, MAX6737, MAX6738, MAX6739, MAX6740, MAX6741, MAX6742, MAX6743, MAX6744, MAX6745r

Specifications of MAX6740XKRYD7-T

• Number Of Voltages Monitored: 3
• Monitored Voltage: 1.8 V to 5 V, 0.9 V to 3.3 V
• Undervoltage Threshold: 2.55 V, 2.125 V, Adjustable
• Overvoltage Threshold: 2.7 V, 2.25 V, Adjustable
• Output Type: Active Low, Open Drain
• Manual Reset: Resettable
• Watchdog: No Watchdog
• Battery Backup Switching: No Backup
• Power-up Reset Delay (typ): 1800 ms
• Supply Voltage - Max: 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SC-70
• Chip Enable Signals: No
• Maximum Power Dissipation: 247 mW
• Minimum Operating Temperature: - 40 C
• Power Fail Detection: No
• Supply Current (typ): 5 uA, 10 uA
• Supply Voltage - Min: 1 V

(T
A
= +25°C, unless otherwise noted.)
V
MR TO RESET OUTPUT DELAY
_______________________________________________________________________________________
Low-Power Dual-/Triple-Voltage SC70 µP
CC
TO RESET OUTPUT DELAY
100ns/div
4µs/div
MAX6736-45 toc12
MAX6736-45 toc10
Typical Operating Characteristics (continued)
4
3
2
1
0
V
200mV/div
AC-COUPLED
V
2V/div
V
2V/div
V
2V/div
CC
RESET
MR
RESET
0
0.25
OUTPUT HIGH VOLTAGE
0.50
vs. SOURCE CURRENT
SOURCING CURRENT (mA)
0.75
1.00
1.25
500
400
300
200
100
0
1.50
V
Supervisory Circuits
0
CC
= 3.3V
1.75 2.00
1
POWER-FAIL OUTPUT DELAY
2
POWER-FAIL INPUT TO
OUTPUT LOW VOLTAGE
vs. SINK CURRENT
3
SINK CURRENT (mA)
4
10µs/div
5
6
7
V
MAX6736-45 toc11
CC
8
= 3.3V
9
10
PFI
200mV/div
PFO
2V/div
7