ADM812MARTZ-REEL7

Product Overview

Category

ADM812MARTZ-REEL7 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for voltage monitoring and reset functions in various electronic devices.

Characteristics

• Voltage monitoring and reset IC
• Low power consumption
• Small form factor
• Wide operating voltage range
• High accuracy

Package

ADM812MARTZ-REEL7 is available in a small surface-mount package, typically a 4-pin SOT-143 package.

Essence

The essence of ADM812MARTZ-REEL7 lies in its ability to monitor and control the voltage levels in electronic systems, ensuring proper functioning and preventing damage due to voltage fluctuations.

Packaging/Quantity

This product is usually packaged in reels, with each reel containing a specific quantity of ADM812MARTZ-REEL7 ICs. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage Options: 2.32V, 2.55V, 2.88V, 3.08V, 3.45V, 4.63V
• Reset Timeout Period Options: 140ms, 450ms, 1.12s, 2.25s
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 10µA (typical)

Detailed Pin Configuration

ADM812MARTZ-REEL7 has four pins arranged as follows:

1. VCC: Power supply input pin.
2. GND: Ground reference pin.
3. RESET: Output pin that indicates the system reset status.
4. MR: Active-low manual reset input pin.

Functional Features

• Voltage monitoring: ADM812MARTZ-REEL7 continuously monitors the supply voltage and provides a reset signal when it falls below a predefined threshold.
• Reset generation: When the supply voltage drops below the threshold, the RESET pin is asserted, indicating a system reset condition.
• Manual reset: The MR pin allows for manual reset by pulling it low, regardless of the supply voltage level.

Advantages and Disadvantages

Advantages

• Reliable voltage monitoring and reset functionality.
• Low power consumption, suitable for battery-powered devices.
• Small form factor enables integration into compact designs.
• Wide operating voltage range accommodates various applications.
• High accuracy ensures precise voltage monitoring.

Disadvantages

• Limited reset timeout period options may not be suitable for all applications.
• Lack of adjustable threshold voltage limits customization possibilities.

Working Principles

ADM812MARTZ-REEL7 operates based on a voltage comparator circuit. It compares the supply voltage with the preset threshold voltage. When the supply voltage drops below the threshold, the reset output is activated, indicating a system reset condition. The manual reset input allows for an immediate reset, irrespective of the supply voltage level.

Detailed Application Field Plans

ADM812MARTZ-REEL7 finds applications in a wide range of electronic devices, including but not limited to: - Microcontrollers and microprocessors - Embedded systems - Power management circuits - Industrial control systems - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to ADM812MARTZ-REEL7 include: - MAX811: Voltage monitor and reset IC from Maxim Integrated. - MCP809: Supervisory circuit with manual reset from Microchip Technology. - TPS3808: Precision voltage supervisor from Texas Instruments.

These alternative models provide comparable features and can be considered as substitutes for ADM812MARTZ-REEL7 in various applications.

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