MAX6721UTYFD5-T Maxim Integrated, MAX6721UTYFD5-T Datasheet - Page 4
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MAX6721UTYFD5-T
Manufacturer Part Number
MAX6721UTYFD5-T
Description
Supervisory Circuits
Manufacturer
Maxim Integrated
Series
MAX6715, MAX6716, MAX6717, MAX6718, MAX6719, MAX6720, MAX6721, MAX6722, MAX6723, MAX6724, MAX6725, MAX6726, MAX6727, MAX6728, MAX6729r
Datasheet
1.MAX185BEWGT.pdf
(19 pages)
Specifications of MAX6721UTYFD5-T
Number Of Voltages Monitored
2
Monitored Voltage
1.8 V to 5 V, 0.9 V to 3.3 V
Undervoltage Threshold
2.125 V, 1.02 V
Overvoltage Threshold
2.25 V, 1.08 V
Output Type
Active Low, Open Drain
Manual Reset
Resettable
Watchdog
Watchdog
Battery Backup Switching
No Backup
Power-up Reset Delay (typ)
420 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)
15 uA
Supply Voltage - Min
0.8 V
ELECTRICAL CHARACTERISTICS (continued)
(V
Dual/Triple Ultra-Low-Voltage SOT23 µP
Supervisory Circuits
Note 1: Devices tested at +25°C. Overtemperature limits are guaranteed by design and not production tested.
Note 2: Parameter guaranteed by design.
4
RESET/POWER-FAIL OUTPUTS
RST/RST1/RST2/PFO
Output LOW
(Push-Pull or Open-Drain)
RST/RST1/PFO
Output HIGH
(Push-Pull Only)
RST2
Output HIGH
(Push-Pull Only)
RST
Output HIGH
(Push-Pull Only)
RST
Output LOW
(Push-Pull or Open Drain)
RST/RST1/RST2/PFO Output
Open-Drain Leakage Current
RST Output Open-Drain
Leakage Current
CC
_______________________________________________________________________________________
1 = V
CC
PARAMETER
2 = 0.8V to 5.5V, GND = 0, T
SYMBOL
V
V
V
V
V
OH
OH
OH
OL
OL
A
= -40°C to +85°C, unless otherwise noted. Typical values are at T
V
output asserted
V
output asserted
V
output asserted
V
output asserted
V
output asserted
V
asserted
V
asserted
V
asserted
V
asserted
V
asserted
V
asserted
V
V
reset asserted
V
reset asserted
V
reset asserted
V
reset not asserted
V
reset not asserted
V
reset not asserted
Output not asserted
Output asserted
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
1 or V
1 or V
1 or V
1 or V
1 or V
1 ≥ 1.8V, I
1 ≥ 2.7V, I
1 ≥ 4.5V, I
2 ≥ 1.8V, I
2 ≥ 2.7V, I
2 ≥ 4.5V, I
1 ≥ 1.0V, I
1 ≥ 1.8V, I
1 ≥ 2.7V, I
1 ≥ 4.5V, I
1 or V
1 or V
1 or V
CC
CC
CC
CC
CC
CC
CC
CC
2 ≥ 0.8V, I
2 ≥ 1.0V, I
2 ≥ 1.2V, I
2 ≥ 2.7V, I
2 ≥ 4.5V, I
2 ≥ 1.8V, I
2 ≥ 2.7V, I
2 ≥ 4.5V, I
SOURCE
SOURCE
SOURCE
SOURCE
SOURCE
SOURCE
SOURCE
SOURCE
SOURCE
SOURCE
CONDITIONS
= 200µA, output not
= 500µA, output not
= 800µA, output not
= 200µA, output not
= 500µA, output not
= 800µA, output not
= 1µA, reset asserted
= 150µA,
= 500µA,
= 800µA,
SINK
SINK
SINK
SINK
SINK
SINK
SINK
SINK
= 1µA,
= 50µA,
= 100µA,
= 1.2mA,
= 3.2mA,
= 500µA,
= 1.2mA,
= 3.2mA,
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
MIN
✕
✕
✕
✕
✕
✕
✕
✕
✕
✕
V
V
V
V
V
V
V
V
V
V
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
1
1
1
2
2
2
1
1
1
1
TYP
A
= +25°C.) (Note 1)
MAX
0.3
0.3
0.3
0.3
0.4
0.3
0.3
0.4
0.5
0.5
UNITS
µA
µA
V
V
V
V
V