MIC708SM-TR

Product Overview

Category

MIC708SM-TR 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
• Small form factor package
• Low power consumption
• Wide operating temperature range
• High accuracy

Package

MIC708SM-TR is available in a surface mount package.

Essence

The essence of MIC708SM-TR lies in its ability to monitor voltage levels and provide a reset signal when necessary, ensuring proper operation of electronic devices.

Packaging/Quantity

MIC708SM-TR is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage Options: 2.63V, 2.93V, 3.08V, 4.38V
• Reset Timeout Period Options: 140ms, 560ms, 1120ms, 2240ms
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1µA (typical)

Pin Configuration

MIC708SM-TR has the following pin configuration:

```

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| | --| VCC GND |-- Power Supply Pins --| MR RST |-- Reset Output Pin --| VIN GND |-- Voltage Input Pins |___________| ```

Functional Features

• Voltage Monitoring: MIC708SM-TR continuously monitors the input voltage and compares it to the preset threshold voltage.
• Reset Signal Generation: When the input voltage falls below the threshold voltage, MIC708SM-TR generates a reset signal to initiate a system reset.
• Adjustable Threshold Voltage: The threshold voltage can be selected from multiple options to suit different application requirements.
• Programmable Timeout Period: The reset timeout period can be programmed to control the duration of the reset signal.
• Low Power Consumption: MIC708SM-TR operates with low quiescent current, minimizing power consumption in battery-powered devices.

Advantages and Disadvantages

Advantages

• Compact size enables integration into space-constrained designs.
• Wide operating temperature range allows for use in various environments.
• High accuracy ensures reliable voltage monitoring and reset functionality.
• Multiple threshold voltage and timeout period options provide flexibility for different applications.

Disadvantages

• Limited number of threshold voltage and timeout period options may not cater to all specific requirements.
• Lack of additional features beyond voltage monitoring and reset functionality.

Working Principles

MIC708SM-TR works by continuously monitoring the input voltage using an internal voltage comparator. When the input voltage falls below the preset threshold voltage, the internal logic generates a reset signal. This reset signal remains active for the programmed timeout period, allowing the system to reset and stabilize before resuming normal operation.

Detailed Application Field Plans

MIC708SM-TR finds applications in various electronic devices where voltage monitoring and reset functions are critical. Some potential application fields include:

1. Microcontrollers and Microprocessors: MIC708SM-TR ensures proper system initialization and prevents erratic behavior due to voltage fluctuations.
2. Industrial Control Systems: It provides reliable reset functionality to ensure the stability and safety of industrial automation equipment.
3. Automotive Electronics: MIC708SM-TR helps maintain stable voltage levels in automotive systems, preventing malfunctions and ensuring driver safety.
4. Medical Devices: It plays a crucial role in medical equipment by monitoring voltage levels and initiating system resets when necessary, ensuring patient safety.

Detailed and Complete Alternative Models

Some alternative models that offer similar voltage monitoring and reset functionality to MIC708SM-TR are:

1. MAX708: Manufactured by Maxim Integrated, this IC offers adjustable threshold voltage and timeout period options.
2. LTC2937: Produced by Linear Technology (now part of Analog Devices), it provides precise voltage monitoring and programmable reset functions.
3. TPS3808: Texas Instruments' offering with adjustable threshold voltage and a wide operating temperature range.

These alternative models can be considered based on specific application requirements and desired features.

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