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Name: DS1339U-2+T&R
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1339U-2+T&R
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 DS1339U-2+T&R

Part No.:: DS1339U-2+T&R

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)

Datasheet:: DS1339U-2+T&R.pdf

Description:: IC RTC CLK/CALENDAR I2C 8-USOP

In Stock:: 3801

Quantity:: Add To Cart

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DS1339U-2+T&R Specifications

Package/Case:
8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
Packaging:
Tape & Reel (TR)
Series:
-
ProductStatus:
Active
Type:
Clock/Calendar
Features:
Alarm, Leap Year, Square Wave Output, Trickle-Charger
MemorySize:
-
TimeFormat:
HH:MM:SS (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
I²C, 2-Wire Serial
Voltage-Supply:
1.8V ~ 5.5V
Voltage-SupplyBattery:
1.3V ~ 3.7V
Current-Timekeeping(Max):
100µA @ 2.2V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

DS1339U-2+T&R this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1339U-2+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 DS1339U-2+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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DS1339U-2+T&R information

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Basic introduction and simple engineering application of DS1339U-2+T&R

DS1339U-2+T&R is a real-time clock (RTC) chip manufactured by Maxim Integrated. It offers accurate timekeeping functionality and is commonly used in various electronic devices, ranging from consumer electronics to industrial automation systems.

Application Scenario:

In a digital alarm clock project, DS1339U-2+T&R can be utilized to keep track of time and trigger alarms at specific intervals.

Circuit Design:

To create a digital alarm clock using DS1339U-2+T&R, follow these steps:

1. RTC Connection:

Connect DS1339U-2+T&R to the microcontroller, such as an Arduino, using the I2C communication protocol. Wire the SDA and SCL pins of the RTC to the corresponding pins on the microcontroller.

2. Alarm Configuration:

Program the microcontroller to configure alarms using the registers of DS1339U-2+T&R. Set the desired alarm time and date parameters for triggering the alarm.

3. User Interface:

Design a user interface for the digital alarm clock, which may include an LCD display and buttons for setting the time and alarms. Utilize the GPIO pins of the microcontroller to interface with the display and buttons.

4. Alarm Output:

Connect a buzzer or speaker to the microcontroller's GPIO pins to produce audible alarms when triggered by DS1339U-2+T&R. Configure the GPIO pins as digital outputs to drive the alarm output device.

5. Power Management:

Ensure stable power supply to both DS1339U-2+T&R and the microcontroller. Use appropriate voltage regulators and decoupling capacitors to maintain reliable operation.

Considerations:

When designing the digital alarm clock circuit, consider the following factors:

- Battery Backup: Implement a backup power source, such as a coin cell battery, to ensure continuous timekeeping functionality even during power outages.

- Alarm Accuracy: Test the accuracy of alarm triggering under various conditions to ensure reliable performance.

- User Interface Ergonomics: Design the user interface to be intuitive and user-friendly for ease of operation.

- Low Power Operation: Optimize the firmware to minimize power consumption, especially when the digital alarm clock is running on battery power.

- Alarm Volume Control: Incorporate volume control features to adjust the loudness of the alarm output based on user preferences.

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3. Are the DS1339U-2+T&R price and inventory displayed accurate?

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6. What is the process for return or replacement of DS1339U-2+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 DS1339U-2+T&R we delivered, we will accept the replacement or return of the DS1339U-2+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 DS1339U-2+T&R.

(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