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DS1232LPS-2

Microprocessor supervision circuit

Inventory:4,373

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Overview of DS1232LPS-2

The DS1232LPS-2 is a precision voltage monitor and watchdog timer IC designed for monitoring power supply voltages and detecting power failures in microcontroller-based systems. It ensures reliable system operation by resetting the microcontroller during power-up, power-down, and brownout conditions.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • GND: Ground connection
  • RESET: Active-low reset output
  • VCC: Positive power supply
  • MR: Manual reset input
  • Delay: Delay time adjustment pin

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the DS1232LPS-2 IC for a visual representation.

Key Features

  • Precision Voltage Monitoring: Monitors power supply voltages to ensure stable operation.
  • Watchdog Timer: Resets the microcontroller if a software malfunction occurs or if it stops executing code.
  • Manual Reset: Provides a mechanism for external reset initiation through the MR pin.
  • Adjustable Reset Timeout: The delay pin allows adjustment of the timeout period for the reset signal.
  • Low Power Consumption: Operates with low quiescent current, suitable for battery-powered applications.

Note: For detailed technical specifications, please refer to the DS1232LPS-2 datasheet.

Application

  • Embedded Systems: Ideal for use in microcontroller-based embedded systems to monitor power supply and ensure reliable operation.
  • Industrial Applications: Suitable for industrial control systems requiring robust power supply monitoring and microcontroller reset capabilities.
  • Battery-Powered Devices: Used in devices operating on battery power to monitor voltage and manage power-down situations.

Functionality

The DS1232LPS-2 is a precision voltage monitor and watchdog timer IC that ensures reliable operation of microcontroller-based systems by monitoring power supply voltages and initiating resets when necessary.

Usage Guide

  • Power Supply: Connect VCC (Pin 3) to the supply voltage (typically +5V).
  • Reset Output: Connect the RESET (Pin 2) to the microcontroller's reset input for automatic reset control.
  • Manual Reset: Use the MR (Pin 4) pin for manual reset initiation if required.

Frequently Asked Questions

Q: What is the purpose of the watchdog timer in the DS1232LPS-2?
A: The watchdog timer resets the microcontroller if it fails to respond within a specified time, preventing system lock-ups due to software issues.

Q: Is the DS1232LPS-2 suitable for automotive applications?
A: Yes, the DS1232LPS-2 is designed to withstand automotive operating conditions and is suitable for automotive applications requiring voltage monitoring and watchdog timer functionalities.

Equivalent

For similar functionalities, consider these alternatives to the DS1232LPS-2:

  • MAX1232: Another precision voltage monitor and watchdog timer IC from Maxim Integrated.
  • TC54: A voltage supervisor IC with watchdog timer functionality from Microchip Technology.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category Supervisory Circuits RoHS Details
Type Voltage Monitors Mounting Style SMD/SMT
Package / Case SOIC-8 Threshold Voltage 3.3 V to 5.5 V
Number of Inputs Monitored 1 Input Output Type Active High, Active Low, Open Drain
Manual Reset No Manual Reset Watchdog Timers Watchdog
Battery Backup Switching No Backup Reset Delay Time 610 ms
Supply Voltage - Max 5.5 V Minimum Operating Temperature 0 C
Maximum Operating Temperature + 70 C Accuracy 10 %
Series DS1232LPS Brand Analog Devices / Maxim Integrated
Chip Enable Signals No Chip Enable Height 1.5 mm (Max)
Length 5 mm (Max) Operating Supply Current 200 uA
Operating Supply Voltage 5 V Overvoltage Threshold 5.5 V
Power Fail Detection Yes Product Type Supervisory Circuits
Factory Pack Quantity 100 Subcategory PMIC - Power Management ICs
Supply Voltage - Min 4.5 V Undervoltage Threshold 3.3 V
Width 4 mm (Max) Part # Aliases DS1232LPS 90-1232L+S08
Unit Weight 0.019048 oz

Warranty & Returns

Warranty, Returns, and Additional Information

  • QA & Return Policy ?

    Parts Quality Guarantee: 365 days

    Returns for refund: within 90 days

    Returns for Exchange: within 90 days

  • Shipping and Package ?

    Shipping:For example, FedEx, JP, UPS, DHL,SAGAWA, or YTC.

    Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.

  • Payment ?

    For example, channels like VISA,MasterCard,Western Union,PayPal,MoneyGram,Rakuten Pay and more.

    If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.

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DS1232LPS-2

Microprocessor supervision circuit

Inventory:

4,373
Overview of DS1232LPS-2 Specifications Warranty & Returns Similar Products Popular Products

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After Sales Service

What after-sales service can be provided?

We provide an extended quality assurance period of 365 days for all components we offer. If a return or exchange becomes essential, kindly adhere to these guidelines:

·Initiate the request within 90 days after the item's shipment date.

·Coordinate the return or exchange with our team.

·Keep the items in their original condition as delivered.

·Please be aware that the feasibility of returning or exchanging items is contingent upon an evaluation of their actual state upon return.

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What channels of transportation of goods does the website support?

We usually send out our orders during business days using FedEx, SF, UPS, or DHL. We're also here to assist with alternative shipping options. Should you require additional information about shipping particulars or expenses, please don't hesitate to get in touch with us.

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Package

How to ensure that the parts will be intact during transportation?

The items we ship will be packaged in anti-static bags, ensuring ESD anti-static protection, while the outer packaging boasts exceptional durability and sealing. We offer packaging options like Tape and Reel, Cut Tape, Tube, or Tray to suit your needs.

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