ADM2914-2ARQZ-RL7

Product Overview

Category

ADM2914-2ARQZ-RL7 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage monitoring and power supply supervision.

Characteristics

• Voltage monitoring: ADM2914-2ARQZ-RL7 is designed to monitor the voltage levels of power supplies.
• Power supply supervision: It provides a reliable means of supervising power supply voltages and generating reset signals when necessary.

Package

ADM2914-2ARQZ-RL7 is available in a small outline package (SOIC) with 8 pins.

Essence

The essence of ADM2914-2ARQZ-RL7 lies in its ability to ensure stable and reliable operation of electronic devices by monitoring power supply voltages and generating reset signals.

Packaging/Quantity

This product is typically packaged in reels, with each reel containing a specific quantity of ADM2914-2ARQZ-RL7 ICs.

Specifications

• Supply voltage range: 2.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Reset threshold voltage options: 2.63V, 3.08V, 4.38V, or adjustable
• Reset timeout period options: 140ms, 450ms, or adjustable
• Quiescent current: 25µA (typical)

Detailed Pin Configuration

ADM2914-2ARQZ-RL7 has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground reference
3. MR: Manual reset input
4. RESET: Active-low reset output
5. TH: Threshold voltage selection input
6. TO: Timeout period selection input
7. CT: Capacitor connection for adjustable timeout period
8. VOUT: Voltage output for monitoring

Functional Features

1. Voltage Monitoring: ADM2914-2ARQZ-RL7 continuously monitors the voltage level of the power supply.
2. Reset Generation: It generates a reset signal when the monitored voltage falls below the specified threshold.
3. Adjustable Parameters: The threshold voltage and timeout period can be adjusted to suit specific application requirements.
4. Manual Reset: The manual reset input allows for immediate system reset when required.

Advantages and Disadvantages

Advantages

• Reliable Power Supply Supervision: ADM2914-2ARQZ-RL7 ensures stable operation by monitoring power supply voltages.
• Adjustable Parameters: The ability to adjust threshold voltage and timeout period enhances flexibility in various applications.
• Manual Reset Capability: The manual reset input provides an additional means of controlling system reset.

Disadvantages

• Limited Voltage Range: The product is designed for use within a specific voltage range (2.7V to 5.5V).
• Fixed Pin Configuration: The pin configuration is fixed, limiting customization options for specific designs.

Working Principles

ADM2914-2ARQZ-RL7 operates by continuously monitoring the voltage level of the power supply. When the voltage falls below the set threshold, it generates a reset signal. The timeout period determines how long the reset signal remains active after the voltage returns to normal. The manual reset input allows for immediate system reset when triggered.

Detailed Application Field Plans

ADM2914-2ARQZ-RL7 finds applications in various electronic devices that require reliable power supply supervision and voltage monitoring. Some potential application fields include:

1. Embedded Systems: Used to ensure stable operation and prevent data corruption in microcontroller-based systems.
2. Industrial Automation: Provides power supply supervision in control systems, preventing malfunctions and ensuring safe operation.
3. Consumer Electronics: Used in devices such as smart home appliances, where reliable power supply monitoring is crucial.
4. Automotive Electronics: Ensures stable operation of electronic systems in vehicles, preventing potential hazards.

Detailed and Complete Alternative Models

1. ADM2914-2ARQZ-RL7: The specific model discussed in this entry.
2. ADM2914-3ARQZ-RL7: Similar to ADM2914-2ARQZ-RL7 but with different reset threshold voltage options.
3. ADM2914-4ARQZ-RL7: Another variant with adjustable timeout period options.
4. ADM2914-5ARQZ-RL7: Similar to ADM2914-2ARQZ-RL7 but with a wider supply voltage range.

These alternative models provide similar functionality but may have slight variations in specifications to cater to different application requirements.

In conclusion, ADM2914-2ARQZ-RL7 is an integrated circuit used for voltage monitoring and power supply supervision. Its adjustable parameters, reliable operation, and various applications make it a valuable component in electronic