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DS1388Z-33+T&R
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DS1388Z-33+T&R

Product Overview

Category

The DS1388Z-33+T&R belongs to the category of real-time clock (RTC) modules.

Use

This module is primarily used for timekeeping and providing accurate time information in various electronic devices.

Characteristics

  • High precision: The DS1388Z-33+T&R offers exceptional accuracy in timekeeping, ensuring reliable performance.
  • Low power consumption: This module is designed to operate efficiently with minimal power requirements.
  • Compact package: The DS1388Z-33+T&R comes in a small form factor, making it suitable for space-constrained applications.
  • Integrated battery backup: It includes a built-in battery backup system to ensure uninterrupted timekeeping even during power outages.

Package

The DS1388Z-33+T&R is packaged in a surface-mount technology (SMT) package, which facilitates easy integration onto PCBs.

Essence

The essence of the DS1388Z-33+T&R lies in its ability to accurately keep track of time and provide this information to connected devices.

Packaging/Quantity

This module is typically supplied in reels, with each reel containing a specific quantity of DS1388Z-33+T&R units. The exact quantity may vary depending on the supplier.

Specifications

  • Operating voltage: 2.7V to 5.5V
  • Timekeeping accuracy: ±2 minutes per month at 25°C
  • Temperature range: -40°C to +85°C
  • Battery backup voltage: 2.0V to 3.7V
  • Interface: I2C (Inter-Integrated Circuit)

Detailed Pin Configuration

The DS1388Z-33+T&R has the following pin configuration:

  1. VCC: Power supply input
  2. GND: Ground connection
  3. SDA: I2C data line
  4. SCL: I2C clock line
  5. SQW/INT: Square wave output or interrupt output
  6. VBAT: Battery backup input

Functional Features

  • Real-time clock: The DS1388Z-33+T&R provides accurate timekeeping functionality.
  • Alarm function: It supports the configuration of alarms for specific time events.
  • Battery backup: The module includes a battery backup system to ensure uninterrupted operation during power outages.
  • Oscillator calibration: The DS1388Z-33+T&R features an integrated oscillator calibration mechanism for enhanced accuracy.

Advantages and Disadvantages

Advantages

  • High precision timekeeping
  • Low power consumption
  • Compact form factor
  • Integrated battery backup

Disadvantages

  • Limited temperature range (-40°C to +85°C)
  • Requires an external battery for backup functionality

Working Principles

The DS1388Z-33+T&R utilizes an internal oscillator to generate accurate timekeeping signals. It communicates with connected devices through the I2C interface, allowing for easy integration into various electronic systems. The module can be powered by a primary power source and also includes a battery backup system to ensure continuous operation during power interruptions.

Detailed Application Field Plans

The DS1388Z-33+T&R finds applications in a wide range of electronic devices that require precise timekeeping. Some potential application fields include:

  1. Consumer electronics: Smartphones, tablets, and digital cameras can benefit from accurate timekeeping provided by the DS1388Z-33+T&R.
  2. Industrial automation: Time synchronization is crucial in industrial automation systems, making this module suitable for programmable logic controllers (PLCs) and other related equipment.
  3. Automotive: The DS1388Z-33+T&R can be used in automotive applications such as infotainment systems, dashboard clocks, and GPS devices.
  4. Medical devices: Equipment like patient monitors and medical recorders often require accurate timekeeping for data synchronization.

Detailed and Complete Alternative Models

  1. DS3231: This real-time clock module offers higher accuracy and a wider temperature range compared to the DS1388Z-33+T&R.
  2. PCF8563: The PCF8563 is another alternative with similar functionality but a different package and pin configuration.
  3. MCP7940N: This RTC module provides additional features such as battery-backed SRAM and a programmable output.

These alternative models offer varying specifications and features, allowing users to choose the most suitable option based on their specific requirements.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan DS1388Z-33+T&R dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of DS1388Z-33+T&R in technical solutions:

  1. Q: What is the DS1388Z-33+T&R? A: The DS1388Z-33+T&R is a real-time clock (RTC) module with an integrated crystal oscillator, designed for accurate timekeeping in various electronic applications.

  2. Q: What voltage does the DS1388Z-33+T&R operate at? A: The DS1388Z-33+T&R operates at a voltage of 3.3V.

  3. Q: How accurate is the timekeeping of the DS1388Z-33+T&R? A: The DS1388Z-33+T&R has a typical accuracy of ±2 minutes per month.

  4. Q: Can the DS1388Z-33+T&R be used in battery-powered devices? A: Yes, the DS1388Z-33+T&R is designed to be used in low-power applications and can be powered by a battery.

  5. Q: Does the DS1388Z-33+T&R have an alarm feature? A: Yes, the DS1388Z-33+T&R has a programmable alarm that can be set to trigger at specific times.

  6. Q: Can the DS1388Z-33+T&R be interfaced with microcontrollers or other digital systems? A: Yes, the DS1388Z-33+T&R has an I2C interface, making it easy to connect and communicate with microcontrollers or other digital systems.

  7. Q: Is the DS1388Z-33+T&R temperature-compensated? A: Yes, the DS1388Z-33+T&R has an integrated temperature sensor and compensation circuitry to ensure accurate timekeeping across a wide temperature range.

  8. Q: What is the operating temperature range of the DS1388Z-33+T&R? A: The DS1388Z-33+T&R can operate in a temperature range of -40°C to +85°C.

  9. Q: Can the DS1388Z-33+T&R be used in automotive applications? A: Yes, the DS1388Z-33+T&R is automotive-grade and can be used in automotive applications that require accurate timekeeping.

  10. Q: Are there any application notes or reference designs available for the DS1388Z-33+T&R? A: Yes, the manufacturer provides application notes and reference designs that can help with the integration and usage of the DS1388Z-33+T&R in various technical solutions.

Please note that these answers are general and may vary depending on the specific requirements and use cases of your technical solution.