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RTC-72423A:3
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RTC-72423A:3

Product Overview

Category

RTC-72423A:3 belongs to the category of Real-Time Clock (RTC) modules.

Use

The RTC-72423A:3 module is primarily used for timekeeping and timestamping applications in electronic devices.

Characteristics

  • Accurate timekeeping with low power consumption.
  • Compact size and easy integration into electronic circuits.
  • Reliable performance with high precision.

Package

The RTC-72423A:3 module is available in a small surface-mount package, making it suitable for compact electronic devices.

Essence

The essence of RTC-72423A:3 lies in its ability to provide accurate real-time clock functionality to electronic systems.

Packaging/Quantity

The module is typically sold in reels or trays containing a specified quantity, usually 1000 units per reel.

Specifications

  • Supply Voltage: 2.7V to 5.5V
  • Timekeeping Accuracy: ±3 minutes per month at 25°C
  • Operating Temperature Range: -40°C to +85°C
  • Interface: I2C (Inter-Integrated Circuit)
  • Backup Power Source: Built-in battery backup

Detailed Pin Configuration

The RTC-72423A:3 module has the following pin configuration:

  1. VCC: Supply voltage input
  2. GND: Ground connection
  3. SDA: Serial Data Line for I2C communication
  4. SCL: Serial Clock Line for I2C communication
  5. SQW/INT: Square Wave Output / Interrupt output
  6. BAT: Battery backup input

Functional Features

  • Real-time clock with calendar functionality
  • Alarm and timer functions
  • Programmable square wave output
  • Automatic leap year compensation
  • Power-fail detection and switch-over circuitry

Advantages and Disadvantages

Advantages

  • Accurate timekeeping with low power consumption
  • Compact size for easy integration into electronic devices
  • Wide operating temperature range for versatile applications

Disadvantages

  • Relatively higher cost compared to some other RTC modules
  • Limited availability of alternative models from different manufacturers

Working Principles

The RTC-72423A:3 module utilizes a quartz crystal oscillator to generate precise clock signals. It maintains accurate timekeeping by counting the oscillations and updating the internal registers accordingly. The module can be controlled and configured through the I2C interface.

Detailed Application Field Plans

The RTC-72423A:3 module finds applications in various electronic devices, including but not limited to: - Smartwatches and wearable devices - Home automation systems - Industrial control systems - Automotive electronics - Medical equipment

Detailed and Complete Alternative Models

While the RTC-72423A:3 is a reliable RTC module, there are alternative models available in the market that offer similar functionality. Some notable alternatives include: - DS3231 - PCF8563 - MCP7940N

These alternative models provide comparable features and can be considered based on specific requirements and availability.

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням RTC-72423A:3 у технічних рішеннях

  1. What is RTC-72423A:3?
    - RTC-72423A:3 is a real-time clock (RTC) integrated circuit commonly used in technical solutions for timekeeping and scheduling applications.

  2. How accurate is RTC-72423A:3?
    - RTC-72423A:3 has a typical accuracy of ±5 ppm at 25°C, making it suitable for precise timekeeping requirements in technical solutions.

  3. What are the key features of RTC-72423A:3?
    - The key features of RTC-72423A:3 include a built-in crystal oscillator, battery backup, I2C interface, and programmable alarms.

  4. Can RTC-72423A:3 operate in extreme temperatures?
    - Yes, RTC-72423A:3 is designed to operate in a wide temperature range, typically from -40°C to 85°C, making it suitable for various technical solutions.

  5. How does RTC-72423A:3 handle power interruptions?
    - RTC-72423A:3 includes a battery backup feature that allows it to maintain timekeeping functionality during power interruptions.

  6. Is RTC-72423A:3 compatible with microcontrollers?
    - Yes, RTC-72423A:3 can be easily interfaced with microcontrollers using its I2C communication interface, making it suitable for integration into technical solutions.

  7. Can RTC-72423A:3 generate periodic interrupts?
    - Yes, RTC-72423A:3 supports programmable alarms, allowing it to generate periodic interrupts for time-based events in technical solutions.

  8. What is the typical power consumption of RTC-72423A:3?
    - RTC-72423A:3 has a low power consumption, typically operating at less than 1µA in battery backup mode, making it energy-efficient for technical solutions.

  9. Does RTC-72423A:3 require external components for operation?
    - RTC-72423A:3 integrates a crystal oscillator and does not require external components for basic timekeeping functionality, simplifying its use in technical solutions.

  10. Are there any application notes or reference designs available for RTC-72423A:3?
    - Yes, the manufacturer provides application notes and reference designs to assist in the implementation of RTC-72423A:3 in various technical solutions.