DS1685QN-3+

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Analog Devices Inc./Maxim Integrated DS1685QN-3+

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Part No.:
DS1685QN-3+
Manufacturer:
Analog Devices Inc./Maxim Integrated
Package:
28-LCC (J-Lead)
Datasheet:
DS1685QN-3+.pdf
Description:
IC RTC CLK/CALENDAR PAR 28-PLCC
In Stock:
2359
Quantity:
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  • Purchase and inquiryPurchase and inquiry

    DS1685QN-3+ this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1685QN-3+ price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for DS1685QN-3+ to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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    DS1685QN-3+ informationDS1685QN-3+ information

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    Basic introduction and simple engineering application of DS1685QN-3+


    DS1685QN-3+ is a real-time clock (RTC) with battery backup, featuring versatile functionality and high accuracy. It is commonly used in embedded systems for timekeeping and timestamping applications.

    Application Scenario:

    In a data logging project, DS1685QN-3+ can be utilized to provide accurate time stamps for recorded data, enabling precise analysis and synchronization.

    Circuit Design:

    To integrate DS1685QN-3+ into a data logging project, follow these steps:

    1. Connection Setup:

    Connect DS1685QN-3+ to the microcontroller's I2C bus. Use the SDA and SCL pins for data and clock signals, respectively. Ensure proper pull-up resistors are connected to these lines.

    2. Battery Backup:

    Provide a backup power source, such as a coin cell battery, to maintain timekeeping functionality during power loss. Connect the battery to the designated pins on DS1685QN-3+.

    3. Initialization:

    Write initialization code in the microcontroller firmware to configure DS1685QN-3+ settings, such as time format, alarm settings, and square wave output frequency.

    4. Data Logging:

    Implement data logging functionality in the microcontroller firmware. Read sensor data and use DS1685QN-3+ to timestamp each data entry before storing it in memory or transmitting it to an external storage device.

    5. Time Synchronization:

    Periodically synchronize the internal clock of DS1685QN-3+ with an external time source, such as a network time protocol (NTP) server or GPS module, to maintain accurate timekeeping.

    Considerations:

    When using DS1685QN-3+ in a project, consider the following:

    - Battery Life: Choose a battery with sufficient capacity to maintain timekeeping during expected power outages while considering factors like temperature and battery self-discharge rate.

    - I2C Communication: Ensure proper I2C bus configuration and address selection to prevent conflicts with other devices on the bus.

    - Accuracy: Calibrate the clock periodically to compensate for drift and maintain accurate timekeeping over extended periods.

    - Data Integrity: Implement error-checking mechanisms to ensure reliable communication between the microcontroller and DS1685QN-3+, especially in noisy environments.

    - Power Management: Use power-saving modes provided by DS1685QN-3+ to minimize power consumption and extend battery life in battery-powered applications.

    DS1685QN-3+ FAQ

    1. How to order DS1685QN-3+ on icwhale.com?

    Currently, icwhale.com only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

    2. How does icwhale.com guarantee that DS1685QN-3+ is from the original manufacturer or authorized agents?

    We have a professional and experienced quality control team to strictly verify and test the DS1685QN-3+. All suppliers must pass our qualification reviews before they can publish their products including DS1685QN-3+ on icwhale.com; we pay more attention to the channels and quality of DS1685QN-3+ products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

    3. Are the DS1685QN-3+ price and inventory displayed accurate?

    The price and inventory of DS1685QN-3+ fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

    4. What forms of payment are accepted?

    Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

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    5. How is the shipping arranged?

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    Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

    Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

    6. What is the process for return or replacement of DS1685QN-3+?

    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the DS1685QN-3+ we delivered, we will accept the replacement or return of the DS1685QN-3+ only when all of the below conditions are fulfilled:

    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

    (2)We are informed of the defect described above within 90 days after the delivery of DS1685QN-3+.

    (3)The PartNo is unused and only in the original unpacked packaging.

    Two processes to return the products:

    (1)Inform us within 90 days

    (2)Obtain Requesting Return Authorizations

    7.How to contact us to get technical supports, such as DS1685QN-3+ pin diagram, DS1685QN-3+ datasheet?

    If you need any after-sales service, please do not hesitate to contact us.

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