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MAX6734AKAZWD3+T

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16
MAX6730A–MAX6735A
Single-/Dual-/Triple-Voltage µP Supervisory
Circuits with Independent Watchdog Output
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
1 = V
CC
2 = +0.8V to +5.5V, T
A
= -40°C to +125°C, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 1)
PARAMETER
SYM B O L
CONDITIONS MIN TYP MAX
UNITS
WATCHDOG INPUT
t
WD-L
First watchdog period after reset
timeout period
35 54 72
Watchdog Timeout Period
t
WD-S
Normal mode 1.12 1.68 2.24
s
WDI Pulse Width t
WDI
(Note 2) 50 ns
V
IL
0.3 × V
CC
1
WDI Input Voltage
V
IH
0.7 × V
CC
1
V
WDI Input Current I
WDI
WDI = 0V or V
CC
1-1+1µA
RESET/WATCHDOG OUTPUT
V
CC
1 or V
CC
2 ≥ +0.8V,
I
SINK
= 1µA, output asserted
0.3
V
CC
1 or V
CC
2 ≥ +1.0V,
I
SINK
= 50µA, output asserted
0.3
V
CC
1 or V
CC
2 ≥ +1.2V,
I
SINK
= 100µA, output asserted
0.3
V
CC
1 or V
CC
2 ≥ +2.7V,
I
SINK
= 1.2mA, output asserted
0.3
RST / WDO Output Low Voltage
(Push-Pull or Open Drain)
V
OL
V
CC
1 or V
CC
2 ≥ +4.5V,
I
SINK
= 3.2mA, output asserted
0.4
V
V
CC
1 ≥ +1.8V, I
SOURCE
= 200µA,
output not asserted
0.8 × V
CC
1
V
CC
1 ≥ +2.7V, I
SOURCE
= 500µA,
output not asserted
0.8 × V
CC
1
RST / WDO Output High Voltage
(Push-Pull Only)
V
OH
V
CC
1 ≥ +4.5V, I
SOURCE
= 800µA,
output not asserted
0.8 × V
CC
1
V
RST / WDO Output Open-Drain
Leakage Current
Output not asserted 0.5 µA
Note 1: Devices tested at T
A
= +25°C. Overtemperature limits are guaranteed by design and not production tested.
Note 2: Parameter guaranteed by design.
MAX6730A–MAX6735A
Single-/Dual-/Triple-Voltage µP Supervisory
Circuits with Independent Watchdog Output
_______________________________________________________________________________________ 5
0
4
2
10
8
6
16
14
12
20
18
-40 20-10 50-25 3558065 95 110 125
SUPPLY CURRENT vs. TEMPERATURE
(V
CC
1 = +5V, V
CC
2 = +3.3V)
MAX6730A-35A toc01
TEMPERATURE (
°
C)
SUPPLY CURRENT (µA)
TOTAL
I
CC
1
I
CC
2
0
4
2
10
8
6
16
14
12
20
18
-40 20-10 50-25 3558065 95 110 125
SUPPLY CURRENT vs. TEMPERATURE
(V
CC
1 = +3.3V, V
CC
2 = +2.5V)
MAX6730A-35A toc02
TEMPERATURE (
°
C)
SUPPLY CURRENT (µA)
TOTAL
I
CC
1
I
CC
2
0
4
2
10
8
6
16
14
12
20
18
-40 20-10 50-25 3558065 95 110 125
SUPPLY CURRENT vs. TEMPERATURE
(V
CC
1 = +2.5V, V
CC
2 = +1.8V)
MAX6730A-35A toc03
TEMPERATURE (
°
C)
SUPPLY CURRENT (µA)
TOTAL
I
CC
1
I
CC
2
0
4
2
10
8
6
16
14
12
20
18
-40 20-10 50-25 3558065 95 110 125
SUPPLY CURRENT vs. TEMPERATURE
(V
CC
1 = +1.8V, V
CC
2 = +1.2V)
MAX6730A-35A toc04
TEMPERATURE (
°
C)
SUPPLY CURRENT (µA)
TOTAL
I
CC
1
I
CC
2
0.998
1.000
0.999
1.003
1.002
1.001
1.006
1.005
1.004
1.008
1.007
-40 20-10 50-25 3558065 95 110 125
NORMALIZED THRESHOLD VOLTAGE
vs. TEMPERATURE
MAX6730A-35A toc05
TEMPERATURE (
°
C)
NORMALIZED THRESHOLD VOLTAGE
Typical Operating Characteristics
(V
CC
1 = +5V, V
CC
2 = +3.3V, T
A
= +25°C, unless otherwise noted.)
MAX6730A–MAX6735A
Single-/Dual-/Triple-Voltage µP Supervisory
Circuits with Independent Watchdog Output
6 _______________________________________________________________________________________
Typical Operating Characteristics (continued)
(V
CC
1 = +5V, V
CC
2 = +3.3V, T
A
= +25°C, unless otherwise noted.)
12
14
20
18
16
24
22
-40 20-10 50-25 3558065 95 110 125
RSTIN TO RESET OUTPUT DELAY
vs. TEMPERATURE
MAX6730A-35A toc10
TEMPERATURE (
°
C)
RSTIN RESET OUTPUT DELAY (µs)
MAXIMUM V
CC_
TRANSIENT DURATION
vs. RESET THRESHOLD OVERDRIVE
MAX6730A-35A toc07
RESET THRESHOLD OVERDRIVE (mV)
MAXIMUM V
CC_
TRANSIENT DURATION (µs)
10 100
100
1000
10,000
10
11000
RST ASSERTS
ABOVE THIS LINE
MR TO RESET OUTPUT DELAY
MAX6730A-35A toc08
40ns/div
MR
2V/div
RST
2V/div
10
12
11
15
14
13
18
17
16
20
19
-40 20-10 50-25 3558065 95 110 125
V
CC_
TO RESET OUTPUT DELAY
vs. TEMPERATURE
MAX6730A-35A toc09
TEMPERATURE (
°
C)
V
CC_
TO RESET OUTPUT DELAY (µs)
75mV OVERDRIVE
0.980
0.988
0.984
1.000
0.996
0.992
1.012
1.008
1.004
1.020
1.016
-40 20-10 50-25 3558065 95 110 125
NORMALIZED TIMEOUT PERIOD
vs. TEMPERATURE
MAX6730A-35A toc06
TEMPERATURE (
°
C)
NORMALIZED TIMEOUT PERIOD
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16

MAX6734AKAZWD3+T

Mfr. #:
Buy MAX6734AKAZWD3+T
Manufacturer:
Maxim Integrated
Description:
Supervisory Circuits Triple uPower Supervisor
Lifecycle:
New from this manufacturer.
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