MAX705CUA+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX705CUA+ belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage monitoring and reset functions.

Characteristics

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

Package

MAX705CUA+ is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of MAX705CUA+ lies in its ability to monitor voltage levels and provide a reset signal when necessary, ensuring proper functioning of electronic devices.

Packaging/Quantity

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

Specifications

• Supply Voltage Range: 1.0V to 5.5V
• Reset Threshold Voltage Options: 2.63V, 2.93V, 3.08V, 4.38V, 4.63V
• Reset Timeout Period: Adjustable from 1ms to 640ms
• Operating Temperature Range: -40°C to +85°C
• Output Type: Active-Low Push-Pull

Detailed Pin Configuration

The MAX705CUA+ has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground connection
3. RESET: Active-low reset output
4. MR: Manual reset input
5. TO: Timeout period selection pin
6. TH: Threshold voltage selection pin

Functional Features

• Voltage monitoring: The MAX705CUA+ continuously monitors the input voltage and compares it to the selected threshold voltage.
• Reset signal generation: When the input voltage falls below the threshold voltage, the MAX705CUA+ generates an active-low reset signal.
• Adjustable timeout period: The reset signal remains active for a user-defined duration, adjustable using the TO pin.
• Manual reset capability: The MR pin allows for manual resetting of the device.

Advantages and Disadvantages

Advantages

• High accuracy voltage monitoring
• Wide operating voltage range
• Adjustable timeout period
• Small package size

Disadvantages

• Limited threshold voltage options
• Requires external components for proper operation

Working Principles

The MAX705CUA+ operates by continuously monitoring the input voltage using an internal voltage comparator. When the input voltage falls below the selected threshold voltage, the device generates an active-low reset signal. The reset signal remains active for a user-defined duration, which can be adjusted using the TO pin. Additionally, the device provides a manual reset option through the MR pin.

Detailed Application Field Plans

The MAX705CUA+ finds applications in various electronic devices that require voltage monitoring and reset functionality. Some potential application fields include:

1. Microcontrollers: Ensuring reliable operation by providing a reset signal when the supply voltage drops below a certain threshold.
2. Power Management Systems: Monitoring power supply voltages to protect sensitive components from undervoltage conditions.
3. Industrial Control Systems: Resetting control circuits in case of power supply fluctuations or failures.
4. Automotive Electronics: Providing reset signals to microcontrollers and other critical components during voltage variations.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MAX705CUA+ are:

1. MAX706CUA+: Similar to MAX705CUA+, but with additional features such as watchdog timer functionality.
2. MAX811TEUS-T: Voltage monitor and reset IC with adjustable threshold voltage and timeout period.
3. ADM708TARZ: Supervisory circuit with adjustable reset threshold and timeout period.

These alternative models provide options for different voltage thresholds, timeout periods, and additional features based on specific application requirements.

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