DS1815-20+T&R Maxim Integrated Products, DS1815-20+T&R Datasheet - Page 2
![IC ECONORST 3.3V P-P 20% TO92-3](/photos/6/93/69353/406-to-92_sml.jpg)
DS1815-20+T&R
Manufacturer Part Number
DS1815-20+T&R
Description
IC ECONORST 3.3V P-P 20% TO92-3
Manufacturer
Maxim Integrated Products
Series
EconoResetr
Type
Simple Reset/Power-On Resetr
Datasheet
1.DS1815-10TR.pdf
(5 pages)
Specifications of DS1815-20+T&R
Number Of Voltages Monitored
1
Output
Push-Pull, Totem Pole
Reset
Active Low
Reset Timeout
100 ms Minimum
Voltage - Threshold
2.55V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Through Hole
Package / Case
TO-92-3 (Standard Body), TO-226
Monitored Voltage
0 V to 5.5 V
Undervoltage Threshold
2.47 V
Overvoltage Threshold
2.64 V
Output Type
Active Low, Push-Pull
Manual Reset
Not Resettable
Watchdog
No Watchdog
Battery Backup Switching
No Backup
Power-up Reset Delay (typ)
250 ms
Supply Voltage (max)
5.5 V
Supply Voltage (min)
0 V
Supply Current (typ)
35 uA
Maximum Operating Temperature
+ 85 C
Mounting Style
Through Hole
Minimum Operating Temperature
- 40 C
Power Fail Detection
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
OPERATION — POWER MONITOR
The DS1815 provides the functions of detecting out-of-tolerance power supply conditions and warning a
processor-based system of impending power failure. When V
signal is asserted. On power-up,
reached the selected tolerance. This allows the power supply and microprocessor to stabilize before
is released.
BLOCK DIAGRAM (CMOS OUTPUT) Figure 1
APPLICATION EXAMPLE Figure 2
APPLICATION DIAGRAM:
RST
VALID TO 0 VOLTS V
RST
CC
is kept active for approximately 150ms after the power supply has
ON THE DS1815 Figure 3
2 of 5
CC
is detected as out of tolerance, the
DS1815
RST
RST