ADM706ARZ

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low-power, Precision Monitoring, Reset Output
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Monitors the power supply voltage and generates a reset signal when the voltage falls below a predetermined threshold.
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.2V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Reset Threshold Voltage Options: 2.63V, 3.08V, 4.38V, 4.63V
• Reset Timeout Period Options: 140ms, 280ms, 560ms, 1120ms
• Quiescent Current: 10µA (typical)

Detailed Pin Configuration

The ADM706ARZ has the following pin configuration:

1. VCC: Power Supply Input
2. GND: Ground
3. RESET: Reset Output
4. MR: Manual Reset Input
5. RESET OUT: Open-Drain Reset Output

Functional Features

• Monitors the power supply voltage continuously.
• Generates a reset signal when the voltage falls below the preset threshold.
• Provides a manual reset input for immediate system reset.
• Offers an open-drain reset output for easy interfacing with other devices.

Advantages and Disadvantages

Advantages: - Low-power consumption. - Precision monitoring of power supply voltage. - Wide operating voltage range. - Multiple reset threshold and timeout period options.

Disadvantages: - Limited number of available reset threshold and timeout period combinations. - Requires external components for proper operation.

Working Principles

The ADM706ARZ operates by comparing the power supply voltage with a preset threshold voltage. When the supply voltage drops below the threshold, the reset output is activated, indicating a power failure or an unstable voltage condition. The reset signal remains active until the supply voltage rises above the threshold and a timeout period elapses.

Detailed Application Field Plans

The ADM706ARZ is commonly used in various applications where reliable voltage monitoring and system reset functionality are required. Some of the typical application fields include:

1. Microcontrollers and Microprocessors: Ensuring proper system initialization and preventing data corruption during power fluctuations.
2. Industrial Control Systems: Monitoring power supply integrity to prevent equipment damage and ensure safe operation.
3. Automotive Electronics: Providing voltage supervision for critical systems such as engine control units and safety modules.
4. Battery-Powered Devices: Protecting battery life by initiating a shutdown when the voltage drops below a certain level.

Detailed and Complete Alternative Models

• ADM708ARZ: Similar voltage supervisor IC with additional watchdog timer functionality.
• ADM705ARZ: Voltage supervisor IC with lower quiescent current and different reset threshold options.
• ADM704ARZ: Voltage supervisor IC with adjustable reset timeout period and different package options.

Note: This is not an exhaustive list, and there may be other alternative models available from different manufacturers.

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