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MIC8114TU TR
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MIC8114TU TR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Supervisor
  • Characteristics: Low-power, reset output, manual reset input, watchdog timer, small package size
  • Package: SOT-23-3
  • Essence: Monolithic CMOS voltage supervisor circuit
  • Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

  • Supply Voltage Range: 1.6V to 5.5V
  • Reset Threshold Voltage Options: 2.63V, 2.93V, 3.08V, 3.30V, 4.38V
  • Manual Reset Input Voltage: 0.8V
  • Watchdog Timer Timeout Period: 1.6s, 6.4s, 25.6s, 102.4s
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MIC8114TU TR has a SOT-23-3 package with the following pin configuration:

  • Pin 1: GND (Ground)
  • Pin 2: MR (Manual Reset Input)
  • Pin 3: VDD (Supply Voltage)

Functional Features

  1. Voltage Monitoring: The MIC8114TU TR continuously monitors the supply voltage and asserts a reset signal when it falls below the specified threshold.
  2. Manual Reset Input: The MR pin allows for an external manual reset input, which can be used to force a system reset.
  3. Watchdog Timer: The integrated watchdog timer ensures that the system is functioning properly by requiring periodic software or hardware resets.
  4. Low Power Consumption: The IC operates at low power, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

  • Small package size enables space-saving designs.
  • Wide supply voltage range allows for compatibility with various systems.
  • Multiple reset threshold voltage options provide flexibility in different applications.
  • Manual reset input offers additional control over system reset.
  • Low power consumption extends battery life.

Disadvantages

  • Limited number of timeout period options for the watchdog timer.
  • SOT-23-3 package may not be suitable for all PCB layouts.

Working Principles

The MIC8114TU TR operates by comparing the supply voltage with the set threshold voltage. When the supply voltage drops below the threshold, the IC asserts a reset signal to initiate a system reset. The manual reset input can also trigger a reset when activated externally. The watchdog timer ensures that the system remains operational by requiring periodic resets. The low-power design allows for efficient operation in battery-powered applications.

Detailed Application Field Plans

The MIC8114TU TR is commonly used in various electronic systems where reliable voltage monitoring and system reset functionality are required. Some application fields include:

  1. Microcontrollers: The IC ensures proper functioning of microcontroller-based systems by monitoring the supply voltage and initiating a reset if necessary.
  2. Embedded Systems: It provides voltage supervision and reset capabilities in embedded systems, ensuring stable operation.
  3. Industrial Control Systems: The MIC8114TU TR helps maintain the integrity of industrial control systems by monitoring the supply voltage and initiating a reset in case of voltage fluctuations.
  4. Automotive Electronics: It plays a crucial role in automotive electronics, ensuring proper system operation and preventing potential malfunctions due to voltage variations.

Detailed and Complete Alternative Models

  1. MAX811: Similar voltage supervisor IC with adjustable reset threshold voltage and watchdog timer.
  2. ADM803: Voltage monitor with manual reset input and adjustable reset threshold voltage.
  3. TPS3808: Supervisor circuit with programmable reset threshold voltage and watchdog timer.

These alternative models offer similar functionality and can be considered as alternatives to the MIC8114TU TR based on specific application requirements.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi MIC8114TU TR dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of MIC8114TU TR in technical solutions:

  1. Q: What is MIC8114TU TR? A: MIC8114TU TR is a voltage supervisor IC (Integrated Circuit) that monitors the power supply voltage and provides a reset signal when the voltage falls below a certain threshold.

  2. Q: What is the operating voltage range of MIC8114TU TR? A: The operating voltage range of MIC8114TU TR is typically between 1.6V and 5.5V.

  3. Q: How does MIC8114TU TR provide a reset signal? A: MIC8114TU TR has an open-drain output that pulls low when the monitored voltage drops below the threshold, indicating a reset condition.

  4. Q: Can I adjust the reset threshold voltage of MIC8114TU TR? A: No, the reset threshold voltage of MIC8114TU TR is fixed at a specific value, typically around 3.08V.

  5. Q: What is the typical reset timeout period of MIC8114TU TR? A: The typical reset timeout period of MIC8114TU TR is 140ms.

  6. Q: Is MIC8114TU TR suitable for both active-high and active-low reset applications? A: Yes, MIC8114TU TR can be configured for either active-high or active-low reset outputs based on the connection of its RESET pin.

  7. Q: Can I use MIC8114TU TR in battery-powered applications? A: Yes, MIC8114TU TR is designed to operate with low quiescent current and is suitable for battery-powered applications.

  8. Q: Does MIC8114TU TR have any built-in protection features? A: Yes, MIC8114TU TR has built-in thermal shutdown and short-circuit protection features to ensure safe operation.

  9. Q: What is the package type of MIC8114TU TR? A: MIC8114TU TR is available in a SOT-23-3 package, which is a small surface-mount package.

  10. Q: Can I use MIC8114TU TR in automotive applications? A: Yes, MIC8114TU TR is qualified for automotive applications and meets the necessary standards and requirements.

Please note that the answers provided here are general and may vary depending on the specific datasheet and application guidelines provided by the manufacturer.