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ADM708RANZ
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ADM708RANZ

Product Overview

Category

ADM708RANZ belongs to the category of integrated circuits (ICs).

Use

It is commonly used as a voltage monitoring and reset circuit.

Characteristics

  • Monitors the power supply voltage level
  • Generates a reset signal when the voltage falls below a specified threshold
  • Ensures proper system initialization and operation

Package

ADM708RANZ is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of ADM708RANZ lies in its ability to monitor and control the power supply voltage, ensuring reliable system operation.

Packaging/Quantity

ADM708RANZ is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Supply Voltage Range: 1.2V to 5.5V
  • Reset Threshold Voltage Options: 2.63V, 3.08V, 4.38V, and 4.63V
  • Reset Timeout Period: 140ms (min)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ADM708RANZ 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

Functional Features

  1. Voltage Monitoring: ADM708RANZ continuously monitors the power supply voltage.
  2. Reset Generation: When the voltage falls below the specified threshold, ADM708RANZ generates an active-low reset signal.
  3. Manual Reset: The manual reset input (MR) allows for external control of the reset signal.
  4. Reset Timeout: ADM708RANZ includes a reset timeout feature to ensure proper system initialization.

Advantages and Disadvantages

Advantages

  • Reliable voltage monitoring and reset functionality
  • Wide supply voltage range allows for versatile applications
  • Small package size enables space-efficient designs

Disadvantages

  • Limited reset threshold voltage options
  • Reset timeout period may not be adjustable in some applications

Working Principles

ADM708RANZ operates by comparing the power supply voltage with a preset threshold. When the voltage falls below this threshold, the internal circuitry triggers the generation of an active-low reset signal. The reset signal remains active until the voltage rises above the threshold or a manual reset is applied.

Detailed Application Field Plans

ADM708RANZ finds application in various fields, including but not limited to: 1. Microcontrollers and microprocessors 2. Embedded systems 3. Power management circuits 4. Industrial automation 5. Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to ADM708RANZ are: 1. MAX708R: Manufactured by Maxim Integrated 2. MCP809: Manufactured by Microchip Technology 3. TPS3808: Manufactured by Texas Instruments

These alternative models provide voltage monitoring and reset capabilities, catering to different specifications and requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de ADM708RANZ en soluciones técnicas

  1. What is the purpose of ADM708RANZ in technical solutions?
    - The ADM708RANZ is a voltage monitoring and reset IC used to monitor the power supply voltage and reset the microcontroller or other digital system when the voltage falls below a certain threshold.

  2. What is the operating voltage range of ADM708RANZ?
    - The ADM708RANZ operates over a wide voltage range from 2.55V to 5.5V, making it suitable for various applications.

  3. How does ADM708RANZ help in preventing brownout conditions?
    - The ADM708RANZ monitors the power supply voltage and generates a reset signal if the voltage falls below a specified level, preventing brownout conditions that can lead to erratic behavior in digital systems.

  4. Can ADM708RANZ be used in battery-powered devices?
    - Yes, the low quiescent current and wide operating voltage range make ADM708RANZ suitable for battery-powered devices.

  5. What is the typical reset timeout period for ADM708RANZ?
    - The typical reset timeout period for ADM708RANZ is 140ms, providing sufficient time for the power supply to stabilize before releasing the reset signal.

  6. Is ADM708RANZ available in different package options?
    - Yes, ADM708RANZ is available in various package options including SOT-23 and SOIC, offering flexibility for different design requirements.

  7. Can ADM708RANZ be used in automotive applications?
    - Yes, ADM708RANZ is suitable for automotive applications due to its wide operating voltage range and robust performance in harsh environments.

  8. Does ADM708RANZ have built-in hysteresis?
    - Yes, ADM708RANZ features built-in hysteresis to prevent oscillation around the threshold voltage, ensuring reliable operation.

  9. What is the maximum supply current of ADM708RANZ?
    - The maximum supply current of ADM708RANZ is typically 10μA, minimizing power consumption in standby mode.

  10. Are there any application notes or reference designs available for using ADM708RANZ?
    - Yes, Analog Devices provides comprehensive application notes and reference designs for integrating ADM708RANZ into various technical solutions, aiding in the design process.