MAX6753KA28-T Maxim Integrated, MAX6753KA28-T Datasheet - Page 3
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MAX6753KA28-T
Manufacturer Part Number
MAX6753KA28-T
Description
Supervisory Circuits
Manufacturer
Maxim Integrated
Series
MAX6746, MAX6747, MAX6748, MAX6749, MAX6750, MAX6751, MAX6752, MAX6753r
Datasheet
1.MAX6746KA34-T.pdf
(14 pages)
Specifications of MAX6753KA28-T
Number Of Voltages Monitored
1
Monitored Voltage
1.575 V to 5 V
Undervoltage Threshold
2.744 V
Overvoltage Threshold
2.856 V
Output Type
Active Low, Open Drain
Manual Reset
Not Resettable
Watchdog
Watchdog
Battery Backup Switching
No Backup
Power-up Reset Delay (typ)
9.487 ms
Supply Voltage - Max
5.5 V
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
Package / Case
SOT-23
Chip Enable Signals
No
Maximum Power Dissipation
714 mW
Minimum Operating Temperature
- 40 C
Power Fail Detection
No
Supply Current (typ)
5 uA
Supply Voltage - Min
1 V
ELECTRICAL CHARACTERISTICS (continued)
(V
Note 1: Production testing done at T
Fast Watchdog Timeout Period,
SET Ratio = 64,
(MAX6752/MAX6753)
Fast Watchdog Minimum Period
(MAX6752/MAX6753)
SWT Ramp Current
SWT Ramp Threshold
RESET Output-Voltage LOW
Open-Drain, Push-Pull
(Asserted)
RESET Output-Voltage HIGH,
Push-Pull (Not Asserted)
RESET Output Leakage Current,
Open Drain
DIGITAL INPUTS (MR, SET0, SET1, WDI, WDS)
MR Minimum Pulse Width
MR Glitch Rejection
MR to RESET Delay
MR Pullup Resistance
WDI Minimum Pulse Width
RESET IN
RESET IN Threshold
RESET IN Leakage Current
RESET IN to RESET Delay
Input Logic Levels
CC
= +1.2V to +5.5V, T
µP Reset Circuits with Capacitor-Adjustable
PARAMETER
_______________________________________________________________________________________
A
= T
MIN
to T
A
SYMBOL
V
MAX
I
RESET IN
= +25°C. Over temperature limits are guaranteed by design.
V
RESET IN
I
t
RAMP
I
V
RAMP
V
WD1
LKG
V
V
V
V
OH
OL
, unless otherwise specified. Typical values are at V
IH
IH
IL
IL
Reset/Watchdog Timeout Delay
C
C
V
V
V
V
V
V
V
V
V
V
V
V
Pullup to V
RESET IN falling at 1mV/µs
SWT
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
RESET
SWT
SWT
= 1.6V to 5V (V
≥ 1.0V, I
≥ 2.7V, I
≥ 4.5V, I
≥ 1.8V, I
≥ 2.25V, I
≥ 4.5V, I
> V
≥ 4.0V
< 4.0V
= 0 to 1.23V, V
= 1500pF
= 100pF
= 5.5V
TH
, reset not asserted,
CC
SINK
SINK
SINK
SOURCE
SOURCE
SOURCE
CONDITIONS
= 50µA
= 1.2mA
= 3.2mA
T A = -40°C to +125°C
RAMP
CC
= 200µA
= 800µA
= 500µA
= 1.6V to 5V
rising)
CC
0.8 x V
0.8 x V
0.8 x V
0.7 x V
11.38
1.173
1.216
= +5V and T
2000
MIN
200
300
2.4
-50
12
1
CC
CC
CC
CC
15.18
1.235
1.235
TYP
1.01
250
100
200
20
±1
20
A
= +25°C.) (Note 1)
0.3 x V
18.98
1.297
1.254
MAX
+50
300
0.3
0.3
0.4
1.0
0.8
28
CC
UNITS
ms
kΩ
nA
µA
nA
ns
µs
ns
ns
ns
µs
V
V
V
V
V
3