CAT824TTDI-GT3

Product Overview

Category

CAT824TTDI-GT3 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

The CAT824TTDI-GT3 is available in a small surface-mount package, such as a 6-pin SOT-23 package.

Essence

The essence of CAT824TTDI-GT3 lies in its ability to monitor voltage levels and provide a reset signal when necessary, ensuring proper operation of electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of around 3000 units per reel/tube.

Specifications

• Operating Voltage Range: 1.8V to 5.5V
• Reset Threshold Voltage Options: 2.5V, 3.0V, 3.3V, 4.38V
• Reset Timeout Period Options: 140ms, 560ms, 1120ms, 2240ms
• Quiescent Current: 1µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The CAT824TTDI-GT3 has six pins arranged as follows:

```

---

| | --| VDD |-- --| GND |-- --| MR |-- --| RESET |-- --| OUT |-- |_______| ```

• VDD: Power supply input pin
• GND: Ground pin
• MR: Master Reset pin (active-low)
• RESET: Output pin for reset signal
• OUT: Output pin for voltage monitoring status

Functional Features

1. Voltage Monitoring: The CAT824TTDI-GT3 continuously monitors the input voltage and compares it with the preset threshold voltage.
2. Reset Signal Generation: When the input voltage falls below the threshold voltage, the device generates a reset signal on the RESET pin.
3. Timeout Period: The reset signal remains active for a specific timeout period, ensuring sufficient time for the device to stabilize before resuming normal operation.
4. Low Power Consumption: The IC consumes minimal power during operation, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• Accurate voltage monitoring and reset functionality
• Wide operating voltage range allows compatibility with various electronic devices
• Small package size enables space-saving designs
• Low power consumption prolongs battery life

Disadvantages

• Limited options for reset threshold voltage and timeout period
• Not suitable for applications requiring customized reset parameters

Working Principles

The CAT824TTDI-GT3 operates by comparing the input voltage with the preset threshold voltage. If the input voltage drops below the threshold, the device generates a reset signal. This signal remains active for a specific timeout period, allowing the device to stabilize before resuming normal operation.

Detailed Application Field Plans

The CAT824TTDI-GT3 finds applications in various electronic devices that require voltage monitoring and reset functionality. Some potential application fields include:

1. Microcontrollers: Ensuring proper operation and preventing data corruption during power fluctuations.
2. Industrial Control Systems: Providing reliable reset functionality for critical equipment.
3. Automotive Electronics: Monitoring voltage levels in vehicle systems to prevent malfunctions.
4. Consumer Electronics: Safeguarding sensitive components from voltage variations.

Detailed and Complete Alternative Models

1. CAT824TTDI-GT2: Similar to CAT824TTDI-GT3 but with different reset threshold voltage options.
2. CAT825TTDI-GT3: Enhanced version with additional features such as adjustable timeout period.
3. CAT823TTDI-GT3: Basic version with fewer options but lower cost.

Note: This is not an exhaustive list, and there may be other alternative models available in the market.

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