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MCP79412T-I/MS
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MCP79412T-I/MS

Product Overview

  • Category: Real-Time Clock (RTC) IC
  • Use: The MCP79412T-I/MS is used to keep track of time and date in various electronic devices.
  • Characteristics: It features a low-power design, battery backup, and I2C interface for communication.
  • Package: The MCP79412T-I/MS is available in a small MSOP package.
  • Essence: This RTC IC provides accurate timekeeping and calendar functionality.
  • Packaging/Quantity: Typically available in reels with a specific quantity per reel.

Specifications

  • Clock/Calendar: Provides seconds, minutes, hours, day, date, month, and year information.
  • Alarm: Features a programmable alarm output.
  • Memory: Integrated 64 bytes of SRAM.
  • Interface: Utilizes I2C interface for communication.
  • Power Supply: Operates within a voltage range of 1.8V to 5.5V.
  • Temperature Range: Suitable for operation in the -40°C to +85°C temperature range.

Detailed Pin Configuration

The MCP79412T-I/MS has a total of 8 pins: 1. VBAT - Battery Input 2. SCL - Serial Clock Input 3. SDA - Serial Data I/O 4. SQW/INT - Square Wave/Interrupt Output 5. VSS - Ground 6. VDD - Power Supply 7. X1 - Crystal Connection 1 8. X2 - Crystal Connection 2

Functional Features

  • Battery Backup: Maintains timekeeping functionality even during power loss.
  • I2C Interface: Allows for easy integration with microcontrollers and other devices.
  • Alarm Functionality: Enables the setting of alarms for specific times or dates.

Advantages and Disadvantages

Advantages

  • Low power consumption
  • Small form factor
  • Accurate timekeeping
  • Battery backup functionality

Disadvantages

  • Limited memory capacity
  • Requires an external crystal for clock accuracy

Working Principles

The MCP79412T-I/MS utilizes an integrated oscillator and counter to keep track of time and date. It relies on a connected battery to maintain timekeeping functionality during power interruptions.

Detailed Application Field Plans

The MCP79412T-I/MS is commonly used in applications such as: - Embedded systems - Consumer electronics - Industrial automation - IoT devices

Detailed and Complete Alternative Models

Some alternative RTC ICs to consider are: - DS3231 - PCF85263 - RV-1805-C3

This concludes the detailed entry for the MCP79412T-I/MS Real-Time Clock IC.

Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan MCP79412T-I/MS dalam solusi teknis

  1. What is the operating voltage range of MCP79412T-I/MS?
    - The operating voltage range of MCP79412T-I/MS is 1.8V to 5.5V.

  2. Can MCP79412T-I/MS be used for real-time clock (RTC) applications?
    - Yes, MCP79412T-I/MS is designed for real-time clock (RTC) applications.

  3. What is the typical backup battery life of MCP79412T-I/MS?
    - The typical backup battery life of MCP79412T-I/MS is approximately 17 years.

  4. Does MCP79412T-I/MS support I2C communication interface?
    - Yes, MCP79412T-I/MS supports I2C communication interface.

  5. What is the temperature range for MCP79412T-I/MS operation?
    - MCP79412T-I/MS has a temperature range for operation from -40°C to +85°C.

  6. Can MCP79412T-I/MS be used in battery-powered devices?
    - Yes, MCP79412T-I/MS can be used in battery-powered devices due to its low power consumption.

  7. Is MCP79412T-I/MS compatible with microcontrollers?
    - Yes, MCP79412T-I/MS is compatible with most microcontrollers.

  8. What are the available package options for MCP79412T-I/MS?
    - MCP79412T-I/MS is available in a 8-pin MSOP package.

  9. Does MCP79412T-I/MS have alarm functions?
    - Yes, MCP79412T-I/MS features alarm functions for time-based events.

  10. Can MCP79412T-I/MS be used in automotive applications?
    - Yes, MCP79412T-I/MS is suitable for use in automotive applications due to its robust design and wide operating temperature range.