Meixin Integrated
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DS1307Z/T&R
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DS1307Z/T&R

Product Overview

  • Category: Real-Time Clock (RTC) IC
  • Use: Used for timekeeping in various electronic devices
  • Characteristics: Low power consumption, I2C interface, battery backup
  • Package: 8-pin SOIC (Small Outline Integrated Circuit)
  • Essence: Provides accurate timekeeping and calendar functions
  • Packaging/Quantity: Tape & Reel

Specifications

  • Operating Voltage: 2.0V to 5.5V
  • Timekeeping Current: 500nA at 3.3V
  • I2C Interface
  • 56-Byte, Battery-Backed SRAM
  • Programmable Square-Wave Output Signal

Detailed Pin Configuration

  1. Vbat
  2. GND
  3. SDA
  4. SCL
  5. SQW/OUT
  6. Not Connected
  7. Not Connected
  8. Vcc

Functional Features

  • Accurate Timekeeping
  • Automatic Leap Year Compensation
  • Battery Backup for Continuous Timekeeping
  • Programmable Alarm
  • 12 or 24-hour Time Format

Advantages and Disadvantages

Advantages

  • Low Power Consumption
  • Simple I2C Interface
  • Battery Backup Ensures Timekeeping Continuity

Disadvantages

  • Limited SRAM Capacity (56 bytes)
  • Requires External Crystal for Timing Accuracy

Working Principles

The DS1307Z/T&R operates by counting seconds, minutes, hours, date of the month, month, day of the week, and year. It compensates for leap years and provides a programmable square-wave output signal.

Detailed Application Field Plans

The DS1307Z/T&R is widely used in applications such as: - Embedded Systems - Data Loggers - Electronic Timers - Industrial Automation - Medical Devices

Detailed and Complete Alternative Models

  • DS3231
  • PCF8563
  • MCP79410

In conclusion, the DS1307Z/T&R is a reliable RTC IC with low power consumption and essential timekeeping features. Its simple interface and battery backup make it suitable for a wide range of electronic devices.

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Énumérez 10 questions et réponses courantes liées à l'application de DS1307Z/T&R dans les solutions techniques

  1. Question: What is the DS1307Z/T&R?
    Answer: The DS1307Z/T&R is a real-time clock (RTC) IC manufactured by Maxim Integrated.

  2. Question: What is the operating voltage range of DS1307Z/T&R?
    Answer: The operating voltage range of DS1307Z/T&R is 4.5V to 5.5V.

  3. Question: What is the typical accuracy of the DS1307Z/T&R?
    Answer: The typical accuracy of DS1307Z/T&R is ±2ppm from 0°C to +40°C.

  4. Question: Can DS1307Z/T&R operate in both 12-hour and 24-hour formats?
    Answer: Yes, DS1307Z/T&R can operate in both 12-hour and 24-hour formats.

  5. Question: What is the maximum frequency of the square-wave output of DS1307Z/T&R?
    Answer: The maximum frequency of the square-wave output of DS1307Z/T&R is 1Hz.

  6. Question: Does DS1307Z/T&R have a built-in power-sense circuit?
    Answer: Yes, DS1307Z/T&R has a built-in power-sense circuit that detects power failures and automatically switches to the backup supply.

  7. Question: What is the typical backup power consumption of DS1307Z/T&R?
    Answer: The typical backup power consumption of DS1307Z/T&R is 500nA at 3.3V.

  8. Question: Can DS1307Z/T&R be used in battery-powered applications?
    Answer: Yes, DS1307Z/T&R is suitable for battery-powered applications due to its low power consumption.

  9. Question: Is DS1307Z/T&R compatible with I2C interface?
    Answer: Yes, DS1307Z/T&R is compatible with the I2C interface, making it easy to integrate into existing designs.

  10. Question: What are the typical applications of DS1307Z/T&R?
    Answer: Typical applications of DS1307Z/T&R include timekeeping, data logging, and timestamping in various electronic devices.