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MAX705CSA

Active Low Reset

Quantity Unit Price(USD) Ext. Price
5 $0.268 $1.34
50 $0.215 $10.75
150 $0.192 $28.80
2500 $0.151 $377.50
5000 $0.143 $715.00
500 $0.164 $82.00

Inventory:8,062

*The price is for reference only.
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Overview of MAX705CSA

The MAX705CSA is a microprocessor supervisory circuit that provides monitoring and reset functions. It is designed to ensure proper operation of the microprocessor by monitoring its power supply voltage and issuing a reset signal when necessary, helping to prevent system malfunctions.

Pinout

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

  • GND: Ground connection
  • RESET: Reset output
  • VCC: Power supply input
  • MR: Manual reset input
  • TO: Watchdog timeout output

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the MAX705CSA IC for a visual representation.

Key Features

  • Microprocessor Monitoring: Monitors the power supply voltage to ensure proper operation of the microprocessor.
  • Reset Function: Provides a reset signal to the microprocessor when necessary to prevent system malfunctions.
  • Manual Reset Input: Includes a manual reset input for external reset control by the user.
  • Watchdog Timer: Features a watchdog timer that issues a reset if the microprocessor fails to periodically restart.
  • Power Supply Voltage Range: Operates over a wide range of power supply voltages for compatibility with various systems.

Note: For detailed technical specifications, please refer to the MAX705CSA datasheet.

Application

  • Embedded Systems: Ideal for use in embedded systems to ensure reliable operation of microprocessors.
  • Automotive Electronics: Suitable for automotive applications where monitoring and reset functions are critical for system stability.
  • Industrial Control: Used in industrial control systems to safeguard microprocessor-based control units.

Functionality

The MAX705CSA supervisory circuit ensures the stable operation of microprocessors by monitoring the power supply and providing reset signals when needed. This helps maintain system integrity and prevents erratic behavior.

Usage Guide

  • Power Supply: Connect VCC (Pin 3) to the power supply voltage within the specified range.
  • Reset Output: Utilize the RESET (Pin 2) output to provide reset signals to the microprocessor.
  • Manual Reset: Connect the MR (Pin 4) input for manual reset functionality if required.

Frequently Asked Questions

Q: What is the purpose of the watchdog timer in the MAX705CSA?
A: The watchdog timer ensures that the microprocessor periodically restarts. If it fails to do so, a reset signal is issued to prevent system lock-ups.

Q: Can the MAX705CSA be used in battery-operated devices?
A: Yes, the MAX705CSA is designed to operate over a wide range of power supply voltages, making it suitable for battery-powered applications that require reliable microprocessor supervision.

Equivalent

For similar functionalities, consider these alternatives to the MAX705CSA:

  • MAX813: A microprocessor supervisor IC providing similar monitoring and reset functions in a different package.
  • DSC1001: This device offers microprocessor monitoring capabilities with additional clock features for system synchronization.

Specifications

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

Packaging Tube Part Status Obsolete
Programmable Not Verified Type Simple Reset/Power-On Reset
Number of Voltages Monitored 1 Voltage - Threshold 4.65V
Output Push-Pull, Totem Pole Reset Active Low
Reset Timeout 140ms Minimum Operating Temperature 0°C ~ 70°C (TA)
Mounting Type Surface Mount Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC Base Product Number MAX705

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