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Name: DS1685SN-3
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1685SN-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 DS1685SN-3

Part No.:: DS1685SN-3

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 24-SOIC (0.295, 7.50mm Width)

Datasheet:: DS1685SN-3.pdf

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

In Stock:: 3144

Quantity:: Add To Cart

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DS1685SN-3 Specifications

Package/Case:
24-SOIC (0.295, 7.50mm Width)
Packaging:
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:
-40°C ~ 85°C
MountingType:
Surface Mount

DS1685SN-3 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1685SN-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 DS1685SN-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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DS1685SN-3 information

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Basic introduction and simple engineering application of DS1685SN-3

DS1685SN-3 is a real-time clock (RTC) chip manufactured by Maxim Integrated. It is widely used in electronic systems requiring accurate timekeeping functions, such as embedded systems, industrial automation, and consumer electronics. The DS1685SN-3 offers a range of features, including a built-in oscillator, battery backup, alarm functions, and I2C interface for communication with the host microcontroller.

Application Scenario:

In a digital alarm clock project, the DS1685SN-3 can be utilized to keep track of time accurately and trigger alarms at specific times set by the user.

Circuit Design:

To create a digital alarm clock using DS1685SN-3, follow these steps:

1. RTC Connection:

Connect the DS1685SN-3 to the microcontroller using the I2C communication interface. Wire the SDA and SCL pins of the DS1685SN-3 to the corresponding pins of the microcontroller, ensuring proper pull-up resistor connections.

2. Time Setting:

Implement firmware code on the microcontroller to communicate with the DS1685SN-3 and set the current time and date. Utilize the RTC registers and commands provided in the datasheet to configure the timekeeping parameters.

3. Alarm Configuration:

Define alarm settings using the DS1685SN-3's registers. Set the desired alarm time and date, as well as the alarm frequency and repeat options if needed. Ensure proper handling of alarm interrupts in the microcontroller firmware.

4. User Interface:

Integrate user interface elements such as buttons, an LCD display, or LEDs to interact with the alarm clock. Use the microcontroller's GPIO pins to interface with these components and allow the user to set alarms and view the current time.

5. Power Management:

Provide a stable power supply to both the microcontroller and the DS1685SN-3. Utilize a backup battery for the DS1685SN-3 to ensure uninterrupted timekeeping during power outages. Implement power-saving modes in the microcontroller firmware to conserve energy when the alarm clock is not in use.

Considerations:

When designing the digital alarm clock, consider the following:

- Accuracy: Ensure the DS1685SN-3 is calibrated correctly to maintain accurate timekeeping over extended periods.

- User Interface Design: Create an intuitive interface for setting alarms and viewing time information to enhance user experience.

- Power Consumption: Optimize the firmware and hardware design to minimize power consumption and prolong battery life in portable applications.

- Alarm Handling: Implement robust alarm handling mechanisms in the microcontroller firmware to ensure reliable alarm triggering and notification.

- Compliance: Adhere to relevant standards and regulations regarding EMC, safety, and interoperability when designing the digital alarm clock for commercial or consumer use.

DS1685SN-3 FAQ

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6. What is the process for return or replacement of DS1685SN-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 DS1685SN-3 we delivered, we will accept the replacement or return of the DS1685SN-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 DS1685SN-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