DS1232LPU+ by Analog Devices

Low-Power MicroMonitor Chip


The DS1232LP/LPS Low-Power MicroMonitor Chip monitors three vital conditions for a microprocessor: power supply, software execution, and external override. First, a precision temperature-compensated reference and comparator circuit monitors the status of VCC. When an out-of-tolerance condition occurs, an internal power-fail signal is generated, which forces reset to the active state. When VCC returns to an in-tolerance condition, the reset signals are kept in the active state for a minimum of 250ms to allow the power supply and processor to stabilize.

Where to Buy

Prices starting from US$1.70

Distributor Stock
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Farnell
from US$2.67
No stock
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Analog Devices
from US$1.70
2,455
in stock
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Newark Electronics
-
-
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Features

Super-low power version of DS1232
50µA quiescent current
Halts and restarts an out-of-control microprocessor
Automatically restarts microprocessor after power failure
Monitors pushbutton for external override
Accurate 5% or 10% microprocessor power supply monitoring
8-pin DIP, 8-pin SO, or space saving µSOP package available
Optional 16-pin SO package available
Industrial temperature -40°C to +85°C available, designated N

Specifications

Reset Thresh. (V) 3.3 to 5.5
Reset Thresh. Accur. (%) (@ +25°C) 2.5
Reset Out Active HighActive LowOpen DrainPush-Pull
tRESET (min) 85ms to 300ms
Watchdog Feature Input (WDI)
Watchdog Timeout 1s to 2s<1s
Supervisor Features Manual Reset
ICC (µA) (max) 50
Package/Pins PDIP/8SOIC (N)/8SOIC (W)/16UMAX/8
BudgetaryPrice (See Notes) 1.54


DS1232LPU+ Maxim Integrated Parts by Analog Devices

MPU SUPERVISOR/MONITOR 0 TO 70DEG C

Status: Unknown
Series: -
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

The DS1232LP/LPS Low Power MicroMonitor Chip monitors three vital conditions for a microprocessor: power supply, software execution, and external over-ride. First, a precision temperature- compensated reference and comparator circuit monitors the status of VCC. When an out-of-tolerance condition occurs, an internal power-fail signal is generated which forces reset to the active state. When VCC returns to an in-tolerance condition, the reset signals are kept in the active state for a minimum of 250 ms to allow the power supply and processor to stabilize.

Specifications

SVHC No SVHC (15-Jan-2018)

Alternative Descriptions

Low-Power MicroMonitor Chip | Analog Devices
MPU SUPERVISOR/MONITOR, 0 TO 70DEG C | Farnell
Mpu Supervisor/Monitor, 0 To 70Deg C | Newark Electronics

Frequently Asked Questions

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Is the DS1232LPU+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

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Authorised distributors including Analog Devices, Farnell and Newark Electronics have stock available or on a lead time for DS1232LPU+ .

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