MAX708CSA+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX708CSA+ belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a voltage monitor and reset circuit.

Characteristics

• Voltage monitoring range: 1.8V to 5V
• Reset timeout period: Adjustable
• Low supply current: 10µA (typical)
• Small package size: SOIC-8

Package

The MAX708CSA+ is packaged in a small outline integrated circuit (SOIC) package.

Essence

The essence of MAX708CSA+ lies in its ability to monitor voltage levels and provide a reset signal when necessary.

Packaging/Quantity

This product is typically available in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Supply Voltage Range: 1.8V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Reset Timeout Period: Adjustable from 1ms to 640ms
• Quiescent Current: 10µA (typical), 15µA (maximum)

Detailed Pin Configuration

The MAX708CSA+ has the following pin configuration:

1. GND (Ground)
2. MR (Manual Reset)
3. RESET (Reset Output)
4. VCC (Supply Voltage)
5. TH (Threshold Input)
6. TR (Trigger Input)
7. CT (Capacitor)
8. NC (No Connection)

Functional Features

• Voltage monitoring: The MAX708CSA+ continuously monitors the supply voltage and provides a reset signal if it falls below a certain threshold.
• Adjustable reset timeout: The timeout period for the reset signal can be adjusted according to the application requirements.
• Manual reset capability: The MR pin allows for manual reset, overriding the automatic reset function.
• Low power consumption: The IC operates with low quiescent current, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

• Wide supply voltage range allows compatibility with various systems.
• Adjustable reset timeout period provides flexibility in different applications.
• Small package size enables space-saving designs.
• Low power consumption prolongs battery life.

Disadvantages

• Limited to monitoring voltage levels within the specified range.
• Manual reset may require additional external components.

Working Principles

The MAX708CSA+ works by continuously monitoring the supply voltage using the TH and TR pins. If the voltage falls below the threshold set by the TH pin, the RESET pin is activated, providing a reset signal to the system. The reset timeout period can be adjusted using an external capacitor connected to the CT pin. The MR pin allows for manual reset, overriding the automatic reset function.

Detailed Application Field Plans

The MAX708CSA+ finds applications in various fields, including:

1. Microcontrollers: Ensuring proper operation by monitoring the supply voltage and initiating a reset if necessary.
2. Embedded Systems: Providing reliable reset signals to prevent system malfunctions due to voltage fluctuations.
3. Power Management: Safeguarding sensitive components by monitoring voltage levels and triggering appropriate actions.
4. Battery-Powered Devices: Extending battery life by minimizing power consumption through efficient voltage monitoring.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MAX708CSA+ include:

1. MAX705CSA+: Similar voltage monitor and reset circuit with adjustable timeout period.
2. MAX809SEUR-T: Voltage monitor with fixed reset timeout period and small SOT-23 package.
3. ADM708RARZ: Precision voltage monitor with adjustable timeout period and low power consumption.

These alternative models can be considered based on specific application requirements and design constraints.

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