Maxim Integrated
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MAX706TCSA+TG24
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MAX706TCSA+TG24

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Supervisor
  • Characteristics: Low-power, microprocessor reset circuit
  • Package: Surface Mount Technology (SMT)
  • Essence: Monitors power supply voltage and generates a reset signal when the voltage falls below a predetermined threshold
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 1.0V to 5.5V
  • Reset Threshold Voltage Options: 2.63V, 3.08V, 4.38V, or Adjustable
  • Reset Timeout Period Options: 140ms, 280ms, 560ms, or Adjustable
  • Operating Temperature Range: -40°C to +85°C
  • Quiescent Current: 7µA (typical)

Pin Configuration

The MAX706TCSA+TG24 has a total of 8 pins:

  1. GND: Ground connection
  2. RESET: Active-low reset output
  3. MR: Manual reset input
  4. VCC: Positive power supply voltage
  5. TH: Threshold voltage selection pin
  6. TO: Reset timeout period selection pin
  7. CT: Capacitor connection for adjustable threshold and timeout
  8. NC: No connection

Functional Features

  • Monitors power supply voltage and asserts the reset signal when the voltage drops below the set threshold.
  • Provides a manual reset input for external system reset control.
  • Offers various options for threshold voltage and reset timeout period to suit different applications.
  • Low quiescent current consumption ensures minimal power usage.

Advantages

  • Wide supply voltage range allows compatibility with a variety of systems.
  • Adjustable threshold and timeout options provide flexibility in design.
  • Small SMT package saves board space.
  • Low quiescent current consumption prolongs battery life in portable applications.

Disadvantages

  • Lack of detailed documentation on specific application examples.
  • Limited availability of alternative models with similar features.

Working Principles

The MAX706TCSA+TG24 operates by continuously monitoring the power supply voltage. When the voltage falls below the set threshold, the reset output is asserted, indicating a system reset condition. The reset signal remains active until the voltage rises above the threshold or a manual reset input is triggered.

Detailed Application Field Plans

The MAX706TCSA+TG24 is commonly used in various electronic systems where reliable power supply monitoring and system reset functionality are required. Some potential application fields include:

  1. Microcontrollers and microprocessors
  2. Embedded systems
  3. Industrial control systems
  4. Automotive electronics
  5. Medical devices
  6. Consumer electronics

Alternative Models

While the MAX706TCSA+TG24 offers unique features, there are alternative models available from different manufacturers that provide similar functionality. Some alternative models to consider are:

  1. LTC2917-1 by Linear Technology
  2. ADM708 by Analog Devices
  3. TPS3808G01 by Texas Instruments
  4. MCP101T-450I/TT by Microchip Technology

These alternative models should be evaluated based on specific requirements and compatibility with the target application.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MAX706TCSA+TG24 en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of MAX706TCSA+TG24 in technical solutions:

  1. Q: What is the MAX706TCSA+TG24? A: The MAX706TCSA+TG24 is a microprocessor supervisory circuit with watchdog timer and manual reset input.

  2. Q: What is the purpose of a microprocessor supervisory circuit? A: A microprocessor supervisory circuit monitors the power supply voltage of a microprocessor and generates a reset signal if the voltage falls below a certain threshold.

  3. Q: How does the MAX706TCSA+TG24 ensure reliable operation of a microprocessor? A: It continuously monitors the power supply voltage and asserts a reset signal to the microprocessor if the voltage drops below the specified level, preventing erratic behavior or data corruption.

  4. Q: Can the MAX706TCSA+TG24 be used with different microprocessors? A: Yes, it can be used with a wide range of microprocessors as long as the voltage requirements are within the specified range.

  5. Q: What is a watchdog timer? A: A watchdog timer is a feature that resets the microprocessor if it fails to periodically refresh the timer. It helps recover from software or hardware failures.

  6. Q: How does the MAX706TCSA+TG24's watchdog timer work? A: The watchdog timer needs to be periodically refreshed by the microprocessor. If the microprocessor fails to do so within a specified time, the MAX706TCSA+TG24 will assert a reset signal.

  7. Q: Can I adjust the timeout period of the watchdog timer? A: Yes, the timeout period of the watchdog timer can be adjusted using external components like resistors and capacitors.

  8. Q: What is the purpose of the manual reset input? A: The manual reset input allows an external signal to assert a reset to the microprocessor, overriding the watchdog timer.

  9. Q: Can I use the MAX706TCSA+TG24 in battery-powered applications? A: Yes, the MAX706TCSA+TG24 has low quiescent current and can be used in battery-powered applications to monitor the microprocessor's power supply.

  10. Q: Are there any specific precautions or guidelines for using the MAX706TCSA+TG24? A: Yes, it is important to follow the manufacturer's datasheet and application notes for proper circuit design, component selection, and layout considerations to ensure reliable operation.

Please note that these answers are general and may vary depending on the specific requirements and application context.