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MCP79401T-I/MS
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MCP79401T-I/MS

Product Overview

Category

The MCP79401T-I/MS belongs to the category of Real-Time Clocks (RTCs).

Use

It is used to keep track of time and date information in various electronic devices.

Characteristics

  • Low power consumption
  • I2C interface for communication
  • Battery backup for maintaining timekeeping during power loss

Package

The MCP79401T-I/MS is available in a 8-pin MSOP package.

Essence

The essence of this product lies in its ability to accurately maintain time and date information in electronic systems.

Packaging/Quantity

The MCP79401T-I/MS is typically packaged in reels with a quantity of 250 units per reel.

Specifications

  • Supply Voltage: 1.8V to 5.5V
  • Timekeeping Current: 400nA at 3.0V, 200nA at 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • I2C Address: 0x6F

Detailed Pin Configuration

  1. VBAT - Battery Input
  2. SDA - I2C Data
  3. SCL - I2C Clock
  4. SQW/INT/SFT - Square Wave Output/Interrupt Output/Shutdown Control
  5. GND - Ground
  6. VSS - Ground
  7. MFP - Multi-function Pin
  8. VCC - Power Supply

Functional Features

  • Real-time clock/calendar
  • Alarm functions
  • Battery switchover
  • Power-fail timestamp

Advantages

  • Low power consumption extends battery life
  • I2C interface allows for easy integration with microcontrollers
  • Battery backup ensures accurate timekeeping during power outages

Disadvantages

  • Limited to I2C communication protocol
  • May require additional circuitry for battery backup implementation

Working Principles

The MCP79401T-I/MS utilizes an internal oscillator to keep track of time and date information. It can be powered by a primary power source and includes a battery backup to ensure continuous operation during power loss.

Detailed Application Field Plans

The MCP79401T-I/MS is commonly used in applications such as: - Consumer electronics - Industrial automation - Automotive systems - Medical devices

Detailed and Complete Alternative Models

Some alternative models to the MCP79401T-I/MS include: - DS3231 - PCF85263A - RV-1805-C3

In conclusion, the MCP79401T-I/MS is a reliable Real-Time Clock with low power consumption and essential features for accurate timekeeping in various electronic applications.

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Énumérez 10 questions et réponses courantes liées à l'application de MCP79401T-I/MS dans les solutions techniques

  1. What is the operating voltage range of MCP79401T-I/MS?
    - The operating voltage range of MCP79401T-I/MS is 1.8V to 5.5V.

  2. Can MCP79401T-I/MS be used for real-time clock (RTC) applications?
    - Yes, MCP79401T-I/MS is designed for real-time clock (RTC) applications.

  3. What is the typical backup battery life of MCP79401T-I/MS?
    - The typical backup battery life of MCP79401T-I/MS is approximately 17 years.

  4. Does MCP79401T-I/MS support I2C communication interface?
    - Yes, MCP79401T-I/MS supports I2C communication interface.

  5. What is the temperature range for MCP79401T-I/MS operation?
    - MCP79401T-I/MS has an extended temperature range of -40°C to +85°C.

  6. Can MCP79401T-I/MS be used in battery-powered devices?
    - Yes, MCP79401T-I/MS can be used in battery-powered devices due to its low power consumption.

  7. Is MCP79401T-I/MS compatible with microcontrollers and embedded systems?
    - Yes, MCP79401T-I/MS is compatible with most microcontrollers and embedded systems.

  8. What are the available package options for MCP79401T-I/MS?
    - MCP79401T-I/MS is available in a 8-pin MSOP package.

  9. Does MCP79401T-I/MS have alarm functions?
    - Yes, MCP79401T-I/MS features alarm functions for time-based events.

  10. Can MCP79401T-I/MS be used in automotive applications?
    - Yes, MCP79401T-I/MS is suitable for automotive applications due to its robust design and wide operating temperature range.