DS1231S-20+ Maxim Integrated Products, DS1231S-20+ Datasheet - Page 9
![IC POWER MONITOR 20NS 16-SOIC](/photos/5/17/51709/175-16-soic_w__sml.jpg)
DS1231S-20+
Manufacturer Part Number
DS1231S-20+
Description
IC POWER MONITOR 20NS 16-SOIC
Manufacturer
Maxim Integrated Products
Type
Simple Reset/Power-On Resetr
Datasheet
1.DS1231-20.pdf
(9 pages)
Specifications of DS1231S-20+
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
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
16-SOIC (0.300", 7.5mm Width)
Monitored Voltage
4.5 V to 5.5 V
Undervoltage Threshold
4.5 V or 4.25 V
Overvoltage Threshold
4.74 V or 4.49 V
Manual Reset
No
Watchdog
No
Battery Backup Switching
No
Power-up Reset Delay (typ)
85 ms to 300 ms
Supply Voltage (max)
5.5 V
Supply Voltage (min)
4.5 V
Supply Current (typ)
2000 uA
Mounting Style
SMD/SMT
Maximum Operating Temperature
+ 70 C
Chip Enable Signals
No
Minimum Operating Temperature
0 C
Operating Supply Voltage
5 V
Output Type
Active High or Active Low or Open Drain
Power Fail Detection
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
TIMING DIAGRAM: POWER-DOWN
INPUT PIN 1
MODE=V
INPUT PIN 1
MODE=GND
NMI
RST
RST
V
CC
CC
V
V
TP
TP
t
IPD
V
OL
4.75V
V
CCTP
V
V
OH
OL
4.25V
t
F
t
RPD
RST SLEWS WITH V
CC
022698 9/9
DS1231/S