DS1231-50N Maxim Integrated Products, DS1231-50N Datasheet - Page 4

• Manufacturer Part Number: DS1231-50N
• Description: IC POWER MONITOR 50NS IND 8-DIP
• Manufacturer: Maxim Integrated Products
• Type: Simple Reset/Power-On Resetr

Specifications of DS1231-50N

• Number Of Voltages Monitored: 1
• Output: Open Drain or Open Collector
• Reset: Active High/Active Low
• Reset Timeout: 150 ms Minimum
• Voltage - Threshold: 4.37V, 4.62V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

INPUT PIN HYSTERESIS Figure 3
APPLICATION WITH MODE PIN CONNECTED TO V
NOTE: RST requires a pull–up resister.
DS1231/S
022698 4/9
V
V
NMI
V
NMI
V
OH
OH
OL
OL
MODE = GND, V
MODE = V
CC
V SENSE
EXAMPLE: V SENSE = 8 VOLTS AT TRIP POINT AND A
THEN 8
, V
V
V
TP-
TP-
CC
CC
= +5V
= +5V
R1
R2
V
V
MAXIMUM VOLTAGE OF 17.5V WITH R2 = 10K
R1
TP
TP
R1
+
+
10K
R2
VOLTAGE SENSE POINT
+5V
10K
R2
V
V
IN
IN
X 2.3
(-5% V
X 2.3
CC
IN
MODE
TOL
GND
THRESHOLD)
DS1231
CC
V MAX
R1 = 25K
Figure 4
RST
RST
V
NMI
NOTE: HYSTERESIS TOLERANCE IS +60 mV
CC
V
V
TP
TP-
+
V SENSE
VTP
+5V
–20
2.3
2.5
X 5.0
2.15
–35
2.5
TO
P
–50
2.0
2.5