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Name: DS1685S-3+T&R
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1685S-3+T&R
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Analog Devices Inc./Maxim Integrated DS1685S-3+T&R

Part No.:: DS1685S-3+T&R

Manufacturer:: Analog Devices Inc./Maxim Integrated

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

Datasheet:: DS1685S-3+T&R.pdf

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

In Stock:: 3120

Quantity:: Add To Cart

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DS1685S-3+T&R Specifications

Package/Case:
24-SOIC (0.295, 7.50mm Width)
Packaging:
Tape & Reel (TR)
Series:
-
ProductStatus:
Active
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:
Surface Mount

DS1685S-3+T&R this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1685S-3+T&R 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 DS1685S-3+T&R 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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DS1685S-3+T&R information

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Basic introduction and simple engineering application of DS1685S-3+T&R

DS1685S-3+T&R is a real-time clock (RTC) chip manufactured by Maxim Integrated. It provides accurate timekeeping and calendar functionality, making it suitable for a wide range of applications in embedded systems.

Basic Introduction:

The DS1685S-3+T&R RTC chip integrates a precision temperature-compensated crystal oscillator (TCXO), which ensures reliable timekeeping over a wide temperature range. It communicates with the host microcontroller via a simple serial interface, making it easy to integrate into various projects.

Application in Simple Projects:

In a simple project, such as a digital clock, the DS1685S-3+T&R RTC chip can be utilized to provide accurate timekeeping. Here's how to incorporate it into your project:

1. Circuit Setup:

Connect the DS1685S-3+T&R chip to your microcontroller board. Ensure proper power supply connections and follow the datasheet recommendations for decoupling capacitors and crystal connections.

2. Initialization:

In your microcontroller code, initialize the communication interface (e.g., I2C or SPI) to communicate with the DS1685S-3+T&R chip. Send the necessary initialization commands to configure the RTC settings, such as time format, alarm settings, and calibration parameters.

3. Timekeeping:

Read the current time and date registers from the DS1685S-3+T&R chip periodically and update the display accordingly. Implement functions to handle time adjustments, such as setting the time or adjusting for daylight saving time.

4. Alarm Functionality:

Utilize the alarm features of the DS1685S-3+T&R chip to trigger specific actions at predefined times. For example, you can set an alarm to activate an external buzzer or switch on a device at a certain time of the day.

5. Power Backup:

Implement a backup power supply, such as a coin cell battery, to maintain timekeeping functionality even when the main power source is disconnected. Ensure proper circuitry to switch seamlessly between power sources and prevent data loss during power transitions.

Additional Considerations:

When using the DS1685S-3+T&R chip in your project, consider the following:

- Temperature Compensation: The TCXO ensures accurate timekeeping across a wide temperature range, but proper thermal management is still essential for optimal performance.

- Communication Protocol: Choose the appropriate communication interface and configure it correctly to communicate with the RTC chip.

- Error Handling: Implement error-checking mechanisms in your code to handle communication errors or RTC malfunction gracefully.

- User Interface: Design a user-friendly interface to set the time, view alarms, and monitor the RTC status, utilizing buttons, LEDs, or a graphical display.

- Testing and Calibration: Test the system thoroughly under various conditions and calibrate the RTC if necessary to ensure accurate timekeeping over the long term.

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6. What is the process for return or replacement of DS1685S-3+T&R?

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 DS1685S-3+T&R we delivered, we will accept the replacement or return of the DS1685S-3+T&R 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 DS1685S-3+T&R.

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

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations