MAX706AREUA+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: The MAX706AREUA+ is a voltage monitor and reset IC designed to ensure reliable operation of microprocessors, microcontrollers, and other digital systems. It provides a reset signal to the system when the power supply voltage falls below a specified threshold.

Characteristics: - Voltage monitoring and reset functionality - Low power consumption - Wide operating voltage range - Small package size - High accuracy

Package: The MAX706AREUA+ is available in a small 8-pin µMAX package, which is suitable for space-constrained applications.

Essence: The essence of the MAX706AREUA+ is its ability to monitor the power supply voltage and provide a reset signal to the system, ensuring proper operation and preventing data corruption or system malfunction.

Packaging/Quantity: The MAX706AREUA+ is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Operating Voltage Range: 1.0V to 5.5V
• Reset Threshold Voltage Options: 2.63V, 3.08V, 4.38V, or adjustable
• Reset Timeout Period: 140ms (min)
• Quiescent Current: 10µA (typ)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX706AREUA+ features the following pin configuration:

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. CT: Capacitor connection for reset timeout period
7. NC: No connection
8. VCC: Positive power supply voltage

Functional Features

• Voltage Monitoring: The MAX706AREUA+ continuously monitors the power supply voltage and compares it to the threshold voltage.
• Reset Generation: When the power supply voltage falls below the threshold voltage, the MAX706AREUA+ generates an active-low reset signal.
• Manual Reset: The MR pin allows for manual reset of the system, overriding the automatic reset functionality.
• Adjustable Threshold: The TH pin can be used to select the desired threshold voltage or configure it for adjustable threshold operation.
• Reset Timeout: The CT pin is connected to an external capacitor to set the reset timeout period, ensuring a stable reset signal during power-up.

Advantages and Disadvantages

Advantages: - Ensures reliable operation of digital systems by providing a reset signal during power supply voltage fluctuations. - Low power consumption helps in energy-efficient designs. - Wide operating voltage range makes it compatible with various power supply configurations. - Small package size enables use in space-constrained applications. - High accuracy ensures precise monitoring and reset functionality.

Disadvantages: - Limited number of threshold voltage options may not cater to all specific requirements. - External capacitor requirement for reset timeout may add complexity to the design.

Working Principles

The MAX706AREUA+ operates by continuously monitoring the power supply voltage. When the voltage falls below the specified threshold, the IC generates an active-low reset signal. This reset signal remains active until the power supply voltage rises above the threshold and the reset timeout period elapses. The manual reset input allows for user-initiated resets, overriding the automatic reset functionality.

Detailed Application Field Plans

The MAX706AREUA+ finds applications in various fields where reliable operation of digital systems is crucial. Some of the detailed application field plans include: 1. Microprocessor-based systems 2. Microcontroller-based systems 3. Embedded systems 4. Industrial automation 5. Consumer electronics 6. Automotive electronics

Detailed and Complete Alternative Models

1. MAX705AREUA+: Similar to the MAX706AREUA+, but with a fixed threshold voltage of 4.63V.
2. MAX707AREUA+: Provides additional features like watchdog timer functionality along with voltage monitoring and reset capabilities.
3. MAX811REUS+: Offers adjustable threshold voltage options and push-pull output configuration.

These alternative models offer similar functionality with slight variations in features, threshold voltages, or package options, providing flexibility for different application requirements.

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