What is the Additional Feature ?

Name: DS1339U-33
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1339U-33
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-33

Part No.:: DS1339U-33

Manufacturer:: Analog Devices Inc./Maxim Integrated

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

Datasheet:

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

In Stock:: 2143

Quantity:: Add To Cart

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DS1339U-33 Specifications

Package/Case:
8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
Packaging:
Tube,Tube
Series:
-
ProductStatus:
Obsolete
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:
2.97V ~ 5.5V
Voltage-SupplyBattery:
1.3V ~ 3.7V
Current-Timekeeping(Max):
200µA @ 5.5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

DS1339U-33 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1339U-33 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-33 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-33 information

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DS1339U-33 Typical application Circuitry

DS1339U-33

The DS1339U-33 is a real-time clock (RTC) chip designed to provide precise timekeeping and calendar functionality with minimal power consumption.

Functionality: This chip maintains accurate time and date information, including hours, minutes, seconds, day, month, and year. It features an I2C interface for communication with a microcontroller and includes battery backup capabilities to retain timekeeping during power loss.

Application Scenarios: The DS1339U-33 is used in applications such as data loggers, time-sensitive control systems, and electronic devices requiring time and date functionality.

Parameter Characteristics: It operates within a voltage range of 2.3V to 5.5V and uses the I2C protocol for communication. The chip offers a low-power consumption mode and provides a battery-backup input for continuous timekeeping.

Circuit Design for a Data Logger:

1. Power Supply Connection: Connect the VCC pin of the DS1339U-33 to a 3.3V power supply, and the GND pin to the system ground.

2. I2C Interface Configuration: Join the DS1339U-33's SDA (Serial Data) and SCL (Serial Clock) pins to the matching I2C pins on the microcontroller. To make sure that the SDA and SCL lines are communicating properly, use pull-up resistors (usually 4.7kΩ).

3. Battery Backup: Connect a 3V coin cell battery to the VBAT pin for backup power, ensuring timekeeping during power loss. Ensure the VBAT pin is not connected when VCC is not present to prevent battery discharge.

4. Time Setting and Retrieval: Utilize the I2C communication protocol in the microcontroller's firmware to set and retrieve the time and date from the DS1339U-33 for use in data logging.

Design Considerations:

- Stable Power Supply: Ensure a stable power source for accurate timekeeping and to prevent data corruption.

- Correct Pull-up Resistor Values: Choose appropriate pull-up resistor values for the I2C lines to ensure reliable communication.

- Battery Selection: Select a suitable battery for backup power, considering the expected lifetime and temperature range of the application.

- EMI Considerations: Minimize electromagnetic interference, especially on the I2C lines, to prevent communication errors.

By incorporating the DS1339U-33 chip into a data logger, developers can achieve precise time and date tracking for accurate data logging, even during power outages.

DS1339U-33 FAQ

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6. What is the process for return or replacement of DS1339U-33?

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-33 we delivered, we will accept the replacement or return of the DS1339U-33 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-33.

(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