MAX6733UTYHD4-T Maxim Integrated, MAX6733UTYHD4-T Datasheet - Page 4
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MAX6733UTYHD4-T
Manufacturer Part Number
MAX6733UTYHD4-T
Description
Supervisory Circuits
Manufacturer
Maxim Integrated
Series
MAX6730, MAX6731, MAX6732, MAX6733, MAX6734, MAX6735r
Datasheet
1.MAX3182EUKT.pdf
(15 pages)
Specifications of MAX6733UTYHD4-T
Number Of Voltages Monitored
2
Monitored Voltage
0.9 V to 5 V
Undervoltage Threshold
2.125 V, 1.275 V
Overvoltage Threshold
2.25 V, 1.35 V
Output Type
Active Low, Push-Pull
Manual Reset
Not Resettable
Watchdog
Watchdog
Battery Backup Switching
No Backup
Power-up Reset Delay (typ)
1680 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, 4 uA
Supply Voltage - Min
0.8 V
Single-/Dual-/Triple-Voltage µP Supervisory
Circuits with Independent Watchdog Output
ELECTRICAL CHARACTERISTICS (continued)
(V
4
Note 1: Devices tested at T
Note 2: Parameter guaranteed by design.
WATCHDOG INPUT
Watchdog Timeout Period
WDI Pulse Width
WDI Input Voltage
WDI Input Current
RESET/WATCHDOG OUTPUT
RST / WDO Output Low Voltage
(Push-Pull or Open Drain)
RST / WDO Output High Voltage
(Push-Pull Only)
RST / WDO Output Open-Drain
Leakage Current
CC
_______________________________________________________________________________________
1 = V
CC
PARAMETER
2 = +0.8V to +5.5V, T
A
= +25°C. Overtemperature limits are guaranteed by design and not production tested.
A
= -40°C to +85°C, unless otherwise noted. Typical values are at T
SYM B O L
t
t
WD-S
V
WD-L
t
I
V
V
WDI
V
WDI
OH
OL
IH
IL
First watchdog period after reset
timeout period
Normal mode
(Note 2)
V
V
I
V
I
V
I
V
I
V
I
V
output not asserted
V
output not asserted
V
output not asserted
Output not asserted
SINK
SINK
SINK
SINK
SINK
WDI
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
= 0V or V
= 1µA, output asserted
= 50µA, output asserted
= 100µA, output asserted
= 1.2mA, output asserted
= 3.2mA, output asserted
CC
CC
CC
CC
CC
CONDITIONS
2 ≥ +0.8V,
2 ≥ +1.0V,
2 ≥ +1.2V,
2 ≥ +2.7V,
2 ≥ +4.5V,
CC
SOURCE
SOURCE
SOURCE
1
= 200µA,
= 500µA,
= 800µA,
0.7 × V
0.8 × V
0.8 × V
0.8 × V
1.12
MIN
35
50
-1
CC
CC
CC
CC
1
1
1
1
A
TYP
1.68
54
= +25°C.) (Note 1)
0.3 × V
MAX
2.24
0.3
0.3
0.3
0.3
0.4
0.5
+1
72
CC
1
UNITS
µA
µA
ns
V
V
V
s