ADM1232ARWZ-REEL

Product Overview

Category

ADM1232ARWZ-REEL 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

ADM1232ARWZ-REEL is available in a small outline integrated circuit (SOIC) package.

Essence

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

Packaging/Quantity

ADM1232ARWZ-REEL is typically packaged in reels containing a specific quantity of units, as per customer requirements.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Reset Threshold Voltage: Adjustable from 1.8V to VCC
• Reset Timeout Period: Adjustable from 140ms to 1120ms
• Operating Temperature Range: -40°C to +85°C
• Output Type: Active-low push-pull or open-drain

Detailed Pin Configuration

ADM1232ARWZ-REEL consists of the following pins:

1. VCC: Power supply input
2. GND: Ground reference
3. MR: Manual reset input
4. RESET: Reset output
5. TO: Timeout output
6. CT: Capacitor connection for reset timeout adjustment

Functional Features

1. Voltage Monitoring: ADM1232ARWZ-REEL continuously monitors the supply voltage and compares it with the user-adjustable threshold voltage.
2. Reset Generation: When the monitored voltage falls below the threshold, the reset output is activated, signaling the need for a system reset.
3. Timeout Function: The timeout output is activated if the monitored voltage remains below the threshold for a user-adjustable period of time, indicating a potential fault condition.

Advantages and Disadvantages

Advantages

• Reliable voltage monitoring and reset functionality
• Wide operating voltage range allows compatibility with various systems
• Low power consumption ensures energy efficiency
• Small package size enables space-saving designs
• High accuracy enhances system reliability

Disadvantages

• Limited adjustability of reset threshold voltage and timeout period
• Lack of advanced features compared to more specialized voltage monitoring ICs

Working Principles

ADM1232ARWZ-REEL operates by continuously comparing the supply voltage with the user-adjustable threshold voltage. If the voltage falls below this threshold, the reset output is activated, indicating the need for a system reset. Additionally, the timeout function ensures that if the voltage remains below the threshold for a user-adjustable period of time, the timeout output is activated, indicating a potential fault condition.

Detailed Application Field Plans

ADM1232ARWZ-REEL finds applications in various electronic devices where reliable voltage monitoring and reset functionality are crucial. Some common application fields include:

1. Microcontrollers and Microprocessors: Ensuring proper system initialization and preventing data corruption during power fluctuations.
2. Industrial Control Systems: Providing reliable reset functionality to maintain system integrity and prevent malfunctions.
3. Automotive Electronics: Monitoring critical voltages to ensure safe operation of vehicle systems.
4. Power Supply Units: Protecting sensitive components from voltage fluctuations and ensuring stable operation.

Detailed and Complete Alternative Models

1. MAX1232: Similar voltage monitoring and reset IC with adjustable threshold and timeout features.
2. LTC2910: Precision voltage monitor with programmable threshold and timeout capabilities.
3. TPS3808: Ultra-low-power voltage supervisor with adjustable threshold and manual reset input.

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