ADM8699ARN

Product Overview

• Category: Integrated Circuit
• Use: Voltage Supervisor
• Characteristics: Precision monitoring, low power consumption
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Ensures reliable operation of electronic systems by monitoring voltage levels
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.5V, 3.0V, 3.3V, 5.0V
• Reset Timeout Period: Adjustable from 1ms to 640ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VCC: Supply Voltage Input
2. GND: Ground
3. MR: Manual Reset Input
4. RESET: Active-Low Reset Output
5. RESET#: Active-High Reset Output
6. CT: Capacitor Connection for Reset Timeout
7. TH: Threshold Voltage Selection
8. NC: No Connect

Functional Features

• Precision Monitoring: ADM8699ARN accurately monitors the supply voltage and provides a reset signal when it falls below the threshold voltage.
• Low Power Consumption: The device operates with minimal power consumption, making it suitable for battery-powered applications.
• Adjustable Reset Timeout: The reset timeout period can be adjusted according to the specific requirements of the system.
• Dual Reset Outputs: The ADM8699ARN provides both active-low and active-high reset outputs for flexibility in system design.

Advantages and Disadvantages

Advantages: - Precise voltage monitoring ensures reliable system operation. - Low power consumption extends battery life in portable devices. - Adjustable reset timeout allows customization for different applications. - Dual reset outputs provide design flexibility.

Disadvantages: - Limited threshold voltage options may not cover all voltage requirements. - The 8-pin package may limit the number of features that can be integrated into a single device.

Working Principles

The ADM8699ARN operates by continuously monitoring the supply voltage using an internal voltage reference and comparator. When the supply voltage falls below the selected threshold voltage, the reset output is activated, signaling a system reset. The reset timeout period determines how long the reset signal remains active after the supply voltage returns to normal.

Detailed Application Field Plans

1. Embedded Systems: ADM8699ARN can be used in embedded systems to ensure proper operation by monitoring the supply voltage and initiating a reset when necessary.
2. Industrial Control Systems: The voltage supervisor can be employed in industrial control systems to prevent malfunctions caused by voltage fluctuations.
3. Automotive Electronics: ADM8699ARN can enhance the reliability of automotive electronics by monitoring the power supply and triggering a reset if needed.
4. Medical Devices: The voltage supervisor can be utilized in medical devices to ensure uninterrupted operation and patient safety.

Detailed and Complete Alternative Models

1. ADM8698ARN: Similar to ADM8699ARN but with a different pin configuration.
2. ADM1070ARN: Voltage supervisor with additional features such as watchdog timer and power-on reset.
3. MAX823LCPA+: Low-power voltage supervisor with adjustable reset timeout and multiple threshold voltage options.

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