ADM812MART-REEL7

Product Overview

Category

ADM812MART-REEL7 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: ADM812MART-REEL7 monitors the supply voltage and provides a reset signal when the voltage falls below a specified threshold.
• Reset function: It ensures that the microcontroller or other digital circuitry starts operating only when the power supply voltage is stable.
• Low power consumption: The device operates with low quiescent current, making it suitable for battery-powered applications.
• Wide operating voltage range: ADM812MART-REEL7 can operate within a wide range of supply voltages, typically from 1.6V to 5.5V.

Package

ADM812MART-REEL7 is available in a small surface-mount package, such as SOT-23.

Essence

The essence of ADM812MART-REEL7 lies in its ability to monitor the supply voltage and provide a reliable reset signal to ensure proper functioning of digital circuits.

Packaging/Quantity

This product is typically packaged in reels containing a specific quantity, such as 3000 units per reel.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage Options: 2.32V, 2.55V, 2.93V, 3.08V, 4.38V, 4.63V
• Quiescent Current: 10µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ADM812MART-REEL7 has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground reference
3. MR: Manual reset input (active-low)
4. RESET: Reset output

Functional Features

• Voltage monitoring: ADM812MART-REEL7 continuously monitors the supply voltage.
• Reset signal generation: When the supply voltage falls below the specified threshold, the device generates a reset signal.
• Manual reset: The manual reset input allows for an external reset control.
• Power-on reset delay: The device provides a power-on reset delay to ensure stable operation during power-up.

Advantages and Disadvantages

Advantages

• Reliable voltage monitoring and reset functionality.
• Low power consumption.
• Wide operating voltage range.
• Small package size for space-constrained applications.

Disadvantages

• Limited reset threshold voltage options.
• Manual reset input may require additional external circuitry.

Working Principles

ADM812MART-REEL7 operates by comparing the supply voltage with the preset threshold voltage. When the supply voltage drops below the threshold, the device triggers a reset signal. This ensures that the connected digital circuitry starts operating only when the power supply is stable.

Detailed Application Field Plans

ADM812MART-REEL7 finds applications in various electronic devices where voltage monitoring and reliable reset functionality are crucial. Some of the common application fields include:

1. Microcontrollers: Ensuring proper initialization and reliable operation of microcontroller-based systems.
2. Embedded Systems: Providing a reset mechanism for embedded systems to prevent erratic behavior during power fluctuations.
3. Industrial Control Systems: Monitoring power supply voltage in industrial control systems to maintain system integrity.
4. Battery-Powered Devices: Preserving battery life by resetting the device when the supply voltage drops below a certain level.

Detailed and Complete Alternative Models

Some alternative models to ADM812MART-REEL7 that offer similar functionality include:

1. MAX809: Manufactured by Maxim Integrated, this IC provides voltage monitoring and reset functions with adjustable threshold options.
2. MCP100: Produced by Microchip Technology, this device offers voltage monitoring and reset capabilities in various package options.
3. TPS3808: Texas Instruments manufactures this IC, which features a wide supply voltage range and adjustable reset threshold.

These alternative models can be considered based on specific application requirements and desired features.

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