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DS17485S-5+
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DS17485S-5+ - Product Overview

Category

DS17485S-5+ belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for various applications such as data storage, communication systems, and control circuits.

Characteristics

  • Integrated circuit type: DS17485S-5+
  • Package type: SOT-23
  • Operating voltage: 5V
  • Temperature range: -40°C to +85°C
  • Low power consumption
  • High reliability

Packaging/Quantity

DS17485S-5+ is typically packaged in reels or tubes. The quantity per package may vary depending on the supplier, but it is usually available in quantities of 1000 units.

Specifications

  • Supply voltage: 4.5V to 5.5V
  • Standby current: 1µA (max)
  • Operating current: 500µA (max)
  • Data retention: 10 years (minimum)
  • Clock frequency: 400kHz (max)
  • I/O compatibility: 3.3V and 5V

Detailed Pin Configuration

The DS17485S-5+ has a total of 8 pins. Here is the detailed pin configuration:

  1. VCC - Power supply input
  2. GND - Ground reference
  3. SDA - Serial data input/output
  4. SCL - Serial clock input
  5. WP - Write protect input
  6. NC - No connection
  7. NC - No connection
  8. VBAT - Battery backup input

Functional Features

  • Non-volatile memory storage
  • Real-time clock functionality
  • Automatic power-fail detect and switch circuitry
  • Battery backup support
  • I2C interface for easy integration with microcontrollers

Advantages

  • Compact size and low power consumption make it suitable for portable devices
  • High reliability ensures data integrity and long-term operation
  • Battery backup support ensures uninterrupted timekeeping during power outages
  • I2C interface simplifies integration with microcontrollers

Disadvantages

  • Limited storage capacity compared to other memory devices
  • Relatively higher cost per unit compared to some alternative models

Working Principles

The DS17485S-5+ combines non-volatile memory storage with real-time clock functionality. It utilizes an internal battery backup system to ensure continuous operation even during power failures. The I2C interface allows communication with external microcontrollers, enabling easy access to stored data and timekeeping functions.

Detailed Application Field Plans

The DS17485S-5+ finds applications in various fields, including: 1. Embedded systems 2. Industrial automation 3. Automotive electronics 4. Medical devices 5. Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the DS17485S-5+ include: 1. DS3231 - Real-Time Clock (RTC) IC 2. MCP7940N - I2C Real-Time Clock/Calendar 3. PCF8563 - Real-Time Clock/Calendar IC

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

In conclusion, the DS17485S-5+ is a versatile integrated circuit used for data storage and real-time clock applications. Its compact size, low power consumption, and high reliability make it suitable for various electronic devices across different industries.

Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af DS17485S-5+ i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of DS17485S-5+ in technical solutions:

  1. Question: What is DS17485S-5+?
    Answer: DS17485S-5+ is a specific model of integrated circuit (IC) used for real-time clock (RTC) applications.

  2. Question: What are the key features of DS17485S-5+?
    Answer: Some key features of DS17485S-5+ include a built-in oscillator, battery backup, non-volatile memory, and a wide operating voltage range.

  3. Question: How can DS17485S-5+ be used in technical solutions?
    Answer: DS17485S-5+ can be used as a timekeeping component in various technical solutions such as industrial automation systems, data loggers, medical devices, and consumer electronics.

  4. Question: Does DS17485S-5+ require an external power supply?
    Answer: Yes, DS17485S-5+ requires an external power supply for its operation. It can operate within a voltage range of 2.7V to 5.5V.

  5. Question: Can DS17485S-5+ maintain accurate timekeeping during power outages?
    Answer: Yes, DS17485S-5+ has a built-in battery backup feature that allows it to maintain accurate timekeeping even when the main power supply is disconnected.

  6. Question: Is DS17485S-5+ compatible with microcontrollers or other digital systems?
    Answer: Yes, DS17485S-5+ is designed to be easily interfaced with microcontrollers and other digital systems through standard communication protocols such as I2C or SPI.

  7. Question: Can DS17485S-5+ be programmed to trigger specific events at certain times?
    Answer: Yes, DS17485S-5+ has programmable alarms that can be set to trigger specific events or interrupt signals at predefined times.

  8. Question: What is the accuracy of DS17485S-5+ in timekeeping?
    Answer: DS17485S-5+ has a typical accuracy of ±2 minutes per month, which can be further improved by periodic synchronization with an external time source.

  9. Question: Does DS17485S-5+ have any additional features for security or tamper detection?
    Answer: Yes, DS17485S-5+ includes tamper detection circuitry and a unique identification number (UID) that can be used for security purposes.

  10. Question: Are there any application-specific considerations when using DS17485S-5+?
    Answer: It is important to consider factors such as power supply stability, temperature range, and PCB layout guidelines provided in the datasheet for optimal performance of DS17485S-5+ in specific applications.

Please note that these questions and answers are general and may vary depending on the specific requirements and use cases of DS17485S-5+ in different technical solutions.