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Name: DS1685-3
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1685-3
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Analog Devices Inc./Maxim Integrated DS1685-3

Part No.:: DS1685-3

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 24-DIP (0.600, 15.24mm)

Datasheet:: DS1685-3.pdf

Description:: IC RTC CLK/CALENDAR PAR 24-DIP

In Stock:: 2097

Quantity:: Add To Cart

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DS1685-3 Specifications

Package/Case:
24-DIP (0.600, 15.24mm)
Packaging:
Tube,Tube
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Alarm, NVSRAM, Square Wave Output, Y2K
MemorySize:
242B
TimeFormat:
HH:MM:SS (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
2.7V ~ 3.7V
Voltage-SupplyBattery:
2.5V ~ 3.7V
Current-Timekeeping(Max):
2mA @ 3V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Through Hole

DS1685-3 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1685-3 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 DS1685-3 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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DS1685-3 information

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Basic introduction and simple engineering application of DS1685-3

DS1685-3 is a real-time clock (RTC) chip manufactured by Maxim Integrated, offering precise timekeeping and alarm functions. It is commonly used in electronic projects and devices requiring accurate timekeeping capabilities.

Basic Introduction:

The DS1685-3 RTC chip integrates a real-time clock/calendar with battery backup, making it ideal for applications requiring accurate timekeeping even when the main power source is unavailable. It communicates with the host microcontroller via a simple serial interface, enabling seamless integration into various projects.

Application in Simple Projects:

Let's explore how to integrate the DS1685-3 RTC chip into a simple project: a digital clock with alarm functionality.

Experiment Steps:

1. Hardware Setup:

Connect the DS1685-3 RTC chip to the microcontroller development board or Arduino using the I2C or SPI interface. Ensure proper connections for power, ground, and data lines.

2. Time Initialization:

Utilize the microcontroller's programming environment to initialize the RTC chip with the current time and date. This step ensures accurate timekeeping from the start.

3. Digital Clock Display:

Write firmware code to retrieve the time information from the DS1685-3 RTC chip and display it on a digital display, such as an LCD or LED matrix. Update the display periodically to reflect the current time.

4. Alarm Functionality:

Implement alarm functionality using the DS1685-3's built-in alarm features. Set the desired alarm time through the microcontroller and configure the RTC chip to trigger an interrupt or signal when the alarm time is reached.

5. User Interface:

Add user interface components, such as buttons or a keypad, to set the time, date, and alarm parameters interactively. Use the microcontroller's GPIO pins to interface with these input devices.

6. Power Management:

Ensure proper power supply to both the microcontroller and the DS1685-3 RTC chip. Consider using a backup battery for the RTC chip to maintain timekeeping during power outages.

Conclusion:

Incorporating the DS1685-3 RTC chip into simple projects like a digital clock with alarm functionality enhances their usability and reliability. By following these experiment steps, beginners can gain hands-on experience with real-time clock integration and microcontroller programming.

Considerations:

- Data Transmission: Ensure proper communication protocols are implemented between the microcontroller and the DS1685-3 RTC chip to avoid data loss or corruption.

- Interrupt Handling: Implement interrupt routines in the microcontroller firmware to respond promptly to alarm triggers from the RTC chip.

- Error Handling: Incorporate error-checking mechanisms in the firmware to detect and handle any communication errors or hardware malfunctions effectively.

- User Feedback: Provide visual or audible feedback to the user when setting the time, date, or alarm parameters to enhance the user experience.

DS1685-3 FAQ

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6. What is the process for return or replacement of DS1685-3?

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 DS1685-3 we delivered, we will accept the replacement or return of the DS1685-3 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 DS1685-3.

(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