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DS1673E-3/T&R

DS1673E-3/T&R

Product Overview

Category

The DS1673E-3/T&R belongs to the category of real-time clocks (RTCs) and calendar chips.

Use

It is used for timekeeping and calendar functions in various electronic devices.

Characteristics

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

Package

The DS1673E-3/T&R is available in a small package, typically in tape and reel format for automated assembly.

Essence

The essence of DS1673E-3/T&R lies in its accurate timekeeping and calendar functionality with minimal power consumption.

Packaging/Quantity

It is typically packaged in reels containing a specific quantity suitable for manufacturing processes.

Specifications

  • Operating Voltage: 2.7V to 5.5V
  • Timekeeping Current: 400nA (typical)
  • I2C Interface
  • Temperature Range: -40°C to +85°C
  • Accuracy: ±2 minutes per month at 25°C

Detailed Pin Configuration

The DS1673E-3/T&R has a standard 8-pin SOIC package with the following pin configuration: 1. VCC 2. GND 3. SDA (I2C Data) 4. SCL (I2C Clock) 5. NC (Not Connected) 6. SQW/INT (Square Wave Output/Interrupt) 7. NC (Not Connected) 8. NC (Not Connected)

Functional Features

  • Real-time clock and calendar with automatic leap year compensation
  • Battery backup for continuous timekeeping
  • Programmable square wave output
  • I2C interface for easy integration with microcontrollers

Advantages and Disadvantages

Advantages

  • Low power consumption extends battery life
  • Integrated oscillator simplifies design
  • I2C interface allows for easy communication with other devices

Disadvantages

  • Limited temperature range compared to some alternatives
  • May require additional components for battery backup

Working Principles

The DS1673E-3/T&R utilizes an integrated oscillator to keep track of time and date. It communicates with the host microcontroller through the I2C interface, allowing for seamless integration into various electronic systems.

Detailed Application Field Plans

The DS1673E-3/T&R is commonly used in applications such as: - Portable consumer electronics - Medical devices - Industrial automation systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to DS1673E-3/T&R include: - DS3231: Offers higher temperature range and accuracy - MCP7940N: Provides additional non-volatile memory - PCF8563: Suitable for low-power applications

In conclusion, the DS1673E-3/T&R is a reliable real-time clock and calendar chip with low power consumption and essential features for timekeeping in various electronic devices.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van DS1673E-3/T&R in technische oplossingen

  1. What is the operating temperature range of DS1673E-3/T&R?
    - The operating temperature range of DS1673E-3/T&R is -40°C to +85°C.

  2. What is the supply voltage for DS1673E-3/T&R?
    - The supply voltage for DS1673E-3/T&R is 3.0V to 3.6V.

  3. Can DS1673E-3/T&R be used in automotive applications?
    - Yes, DS1673E-3/T&R is suitable for automotive applications.

  4. What is the typical accuracy of DS1673E-3/T&R?
    - The typical accuracy of DS1673E-3/T&R is ±5ppm/°C.

  5. Is DS1673E-3/T&R compatible with I2C interface?
    - Yes, DS1673E-3/T&R is compatible with I2C interface.

  6. Can DS1673E-3/T&R be used in battery-powered devices?
    - Yes, DS1673E-3/T&R is suitable for use in battery-powered devices.

  7. What is the package type of DS1673E-3/T&R?
    - DS1673E-3/T&R is available in a 8-pin TDFN package.

  8. Does DS1673E-3/T&R have a built-in temperature sensor?
    - Yes, DS1673E-3/T&R includes a built-in temperature sensor.

  9. What is the maximum frequency of the clock output from DS1673E-3/T&R?
    - The maximum frequency of the clock output from DS1673E-3/T&R is 133MHz.

  10. Is DS1673E-3/T&R RoHS compliant?
    - Yes, DS1673E-3/T&R is RoHS compliant.