MAX6394US240D4+T Maxim Integrated Products, MAX6394US240D4+T Datasheet - Page 3

• Manufacturer Part Number: MAX6394US240D4+T
• Description: IC MPU/RESET CIRC 2.4V SOT143-4
• Manufacturer: Maxim Integrated Products
• Type: Simple Reset/Power-On Resetr

Specifications of MAX6394US240D4+T

• Number Of Voltages Monitored: 1
• Output: Open Drain or Open Collector
• Reset: Active Low
• Reset Timeout: 826 ms Minimum
• Voltage - Threshold: 2.4V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: SOT-143, SOT-143B, TO-253AA
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(T
1.03
1.02
1.01
1.00
0.99
0.98
0.97
1.04
0.96
A
6
5
4
3
2
1
0
= +25°C, unless otherwise noted.)
PIN
1
2
3
4
-50
-50
NORMALIZED RESET TIMEOUT PERIOD
SUPPLY CURRENT vs. TEMPERATURE
vs. TEMPERATURE (V
-30
-30
V
CC
RESET
NAME
= 5V
GND
VCC
-10
-10
MR
V
TEMPERATURE (°C)
TEMPERATURE (°C)
CC
V
= 3V
CC
10
10
_______________________________________________________________________________________
= 1V
Ground
Active-Low Open-Drain Output. Connect to an external pullup resistor. Can be pulled up to a voltage higher
than V
Manual Reset Input. A logic-low on MR asserts reset. Reset remains asserted as long as MR is low, and for
the reset timeout period (t
Supply Voltage and Reset Threshold Monitor Input
30
30
CC
50
50
CC
RISING)
, but less than 6V.
70
70
90
90
High-Accuracy µP Reset Circuit
1.006
1.004
1.002
1.000
0.998
0.996
0.994
RP
6
5
4
3
2
1
0
) after the reset conditions are terminated. Connect to VCC if not used.
-50
0
vs. TEMPERATURE (V
NORMALIZED RESET THRESHOLD
-30
T
1
A
vs. SUPPLY VOLTAGE
= +25°C
-10
SUPPLY CURRENT
SUPPLY VOLTAGE (V)
TEMPERATURE (°C)
2
10
T
A
Typical Operating Characteristics
= +85°C
30
FUNCTION
3
CC
T
50
A
FALLING)
= -40°C
4
70
90
5
100
50
40
30
20
10
80
60
40
20
0
0
-50
10
vs. RESET COMPARATOR OVERDRIVE
V
MAXIMUM TRANSIENT DURATION
T
V
RESET COMP. OVERDRIVE, V
V
V
CC
= 3.00V
TH
TH
-30
V
POWER-DOWN RESET DELAY
TH
Pin Description
FALLING AT 1mV/μs
= 4.63V
= 3.00V
= 4.63V
-10
vs. TEMPERATURE
TEMPERATURE (°C)
10
100
30
T
RESET OCCURS
ABOVE CURVE
A
TH
= +25°C
50
- V
CC
(mV)
70
1000
90
3