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MAX708SESA-T
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MAX708SESA-T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Monitor
  • Characteristics: Low-power, Precision, Reset Output
  • Package: SOIC-8
  • Essence: Monitors the voltage level and provides a reset output signal when the voltage drops below a specified threshold.
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 1.0V to 5.5V
  • Threshold Voltage Options: 2.63V, 3.08V, 4.38V, 4.63V
  • Reset Timeout Period: 140ms (typical)
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX708SESA-T has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | GND | Ground | | 2 | RESET | Reset Output| | 3 | VCC | Supply Voltage | | 4 | TH | Threshold Input | | 5 | MR | Manual Reset Input | | 6 | GND | Ground | | 7 | GND | Ground | | 8 | VCC | Supply Voltage |

Functional Features

  • Monitors the supply voltage and generates a reset output signal when the voltage drops below the threshold.
  • Provides a manual reset input for immediate system reset.
  • Low-power consumption, suitable for battery-powered applications.
  • Precision voltage monitoring ensures accurate detection of voltage levels.

Advantages and Disadvantages

Advantages: - Low-power operation extends battery life. - Precision voltage monitoring enhances system reliability. - Manual reset input allows for immediate system reset.

Disadvantages: - Limited threshold voltage options may not cover all application requirements. - The reset timeout period may not be adjustable, limiting flexibility in certain scenarios.

Working Principles

The MAX708SESA-T operates by continuously monitoring the supply voltage through the TH pin. When the voltage drops below the specified threshold, the IC generates a reset output signal on the RESET pin. This signal can be used to reset the microcontroller or other system components. Additionally, the MR pin provides a manual reset input, allowing for an immediate system reset when triggered.

Application Field Plans

The MAX708SESA-T is commonly used in various applications where voltage monitoring and system reset functionality are required. Some potential application fields include:

  1. Battery-Powered Devices: Portable electronics, IoT devices, and wearable technology often rely on battery power. The MAX708SESA-T ensures proper voltage monitoring and system reset, enhancing the reliability of these devices.

  2. Industrial Control Systems: In industrial environments, voltage fluctuations can occur. The MAX708SESA-T helps maintain stable operation by providing accurate voltage monitoring and reset capabilities.

  3. Automotive Electronics: Automotive systems require precise voltage monitoring to ensure proper functioning. The MAX708SESA-T can be used in automotive applications such as engine control units, infotainment systems, and safety modules.

  4. Medical Equipment: Medical devices demand high reliability and accuracy. The MAX708SESA-T contributes to the stability of medical equipment by monitoring voltage levels and initiating system resets if necessary.

Alternative Models

  • MAX706SESA-T: Similar to MAX708SESA-T but with different threshold voltage options.
  • MAX809SESA-T: Voltage monitor with a push-pull reset output.
  • MAX811SESA-T: Voltage monitor with a push-pull reset output and adjustable reset timeout period.

These alternative models offer similar functionality to the MAX708SESA-T but may have different features or specifications that cater to specific application requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MAX708SESA-T en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of MAX708SESA-T in technical solutions:

  1. Q: What is the MAX708SESA-T? A: The MAX708SESA-T is a microprocessor supervisory circuit that monitors the power supply voltage of a system and generates a reset signal when the voltage falls below a predefined threshold.

  2. Q: What is the purpose of using the MAX708SESA-T in a technical solution? A: The MAX708SESA-T ensures reliable operation of microprocessors by providing a reset signal during power-up, power-down, or brownout conditions, preventing erratic behavior or data corruption.

  3. Q: How does the MAX708SESA-T detect low voltage conditions? A: The MAX708SESA-T uses an internal voltage reference and comparator to monitor the power supply voltage. When the voltage drops below a certain level, it triggers the reset signal.

  4. Q: Can the MAX708SESA-T be used with different microprocessors? A: Yes, the MAX708SESA-T can be used with a wide range of microprocessors and microcontrollers, as long as the voltage requirements are within its specified range.

  5. Q: What is the operating voltage range of the MAX708SESA-T? A: The MAX708SESA-T operates within a voltage range of 1.0V to 5.5V, making it suitable for various low-power applications.

  6. Q: Does the MAX708SESA-T have any adjustable parameters? A: No, the MAX708SESA-T does not have any adjustable parameters. It has a fixed threshold voltage for generating the reset signal.

  7. Q: Can the MAX708SESA-T be used in battery-powered applications? A: Yes, the MAX708SESA-T is commonly used in battery-powered applications as it consumes very low quiescent current, extending the battery life.

  8. Q: Does the MAX708SESA-T have any additional features? A: Yes, the MAX708SESA-T includes a manual reset input and a watchdog timer output, providing additional functionality for system monitoring and control.

  9. Q: What is the package type of the MAX708SESA-T? A: The MAX708SESA-T is available in an 8-pin small outline integrated circuit (SOIC) package, which is compact and easy to solder.

  10. Q: Are there any application notes or reference designs available for the MAX708SESA-T? A: Yes, Maxim Integrated provides application notes and reference designs that offer guidance on using the MAX708SESA-T in various technical solutions, helping designers implement it effectively.

Please note that the answers provided here are general and may vary depending on specific requirements and design considerations. It's always recommended to refer to the datasheet and application notes for accurate information.