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M41T82RM6F
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M41T82RM6F

Product Overview

Category

The M41T82RM6F belongs to the category of real-time clock (RTC) ICs.

Use

It is used for timekeeping and timestamping applications in various electronic devices.

Characteristics

  • Low power consumption
  • Integrated crystal
  • I2C interface
  • Battery backup

Package

The M41T82RM6F comes in a small outline package (SOX8) with a quantity of 2500 units per reel.

Essence

This RTC IC provides accurate timekeeping and timestamping functionality for electronic devices.

Specifications

  • Operating Voltage: 1.8V to 5.5V
  • Timekeeping Current: 400nA at 3.3V
  • Operating Temperature Range: -40°C to +85°C
  • Accuracy: ±5ppm from 0°C to +40°C

Detailed Pin Configuration

The M41T82RM6F has a total of 8 pins: 1. VBAT - Backup battery input 2. GND - Ground 3. SCL - Serial clock input 4. SDA - Serial data input/output 5. NC - No connection 6. VCC - Power supply 7. X1 - Crystal connection 8. X2 - Crystal connection

Functional Features

  • Automatic leap year compensation
  • Alarm function with programmable frequency
  • 64 bytes of EEPROM for user data storage
  • Power-fail detection

Advantages

  • Integrated crystal reduces external component count
  • Low power consumption extends battery life
  • Wide operating voltage range enhances compatibility

Disadvantages

  • Limited user data storage capacity
  • Relatively higher cost compared to basic RTC modules

Working Principles

The M41T82RM6F utilizes an integrated crystal oscillator to maintain accurate timekeeping. It communicates with the host microcontroller through the I2C interface, allowing for easy integration into various electronic systems. The power-fail detection feature ensures reliable operation even during unexpected power interruptions.

Detailed Application Field Plans

The M41T82RM6F is suitable for a wide range of applications, including: - IoT devices - Wearable electronics - Industrial automation - Automotive systems - Consumer electronics

Detailed and Complete Alternative Models

  1. DS3231 - Offers higher user data storage capacity
  2. PCF85263A - Lower cost alternative with similar features
  3. RV-1805-C3 - Ultra-low power RTC with extended temperature range

In conclusion, the M41T82RM6F is a versatile RTC IC that offers accurate timekeeping and timestamping capabilities for various electronic applications. Its integrated design, low power consumption, and wide operating voltage range make it a suitable choice for modern electronic designs.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af M41T82RM6F i tekniske løsninger

  1. What is the M41T82RM6F?

    • The M41T82RM6F is a low-power serial real-time clock (RTC) with a built-in 32.768 kHz oscillator.

  2. What are the key features of the M41T82RM6F?

    • The key features include a wide operating voltage range, low power consumption, I2C interface, and programmable alarm and timer functions.

  3. How is the M41T82RM6F typically used in technical solutions?

    • It is commonly used to provide accurate timekeeping for various applications such as industrial automation, consumer electronics, and medical devices.

  4. What is the operating voltage range of the M41T82RM6F?

    • The operating voltage range is typically from 1.8V to 5.5V, making it suitable for a wide range of applications.

  5. Can the M41T82RM6F be interfaced with microcontrollers or other digital systems?

    • Yes, it has an I2C interface which allows easy integration with microcontrollers and other digital systems.

  6. Does the M41T82RM6F have any built-in alarm or timer functions?

    • Yes, it has programmable alarm and timer functions, making it versatile for time-based applications.

  7. What is the typical power consumption of the M41T82RM6F?

    • The typical power consumption is very low, making it suitable for battery-powered or energy-efficient devices.

  8. Is the M41T82RM6F temperature-compensated for accurate timekeeping?

    • Yes, it has built-in temperature compensation to ensure accurate timekeeping across varying environmental conditions.

  9. Can the M41T82RM6F operate in harsh industrial environments?

    • Yes, it is designed to operate reliably in industrial environments with its robust construction and wide operating temperature range.

  10. Are there any application notes or reference designs available for integrating the M41T82RM6F into technical solutions?

    • Yes, STMicroelectronics provides application notes and reference designs to assist with the integration of the M41T82RM6F into various technical solutions.