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Name: DS1744W-120
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1744W-120
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 DS1744W-120

Part No.:: DS1744W-120

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 28-DIP Module (0.600, 15.24mm)

Datasheet:: DS1744W-120.pdf

Description:: IC RTC CLK/CALENDAR PAR 28-EDIP

In Stock:: 2817

Quantity:: Add To Cart

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DS1744W-120 Specifications

Package/Case:
28-DIP Module (0.600, 15.24mm)
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Leap Year, NVSRAM, Y2K
MemorySize:
32KB
TimeFormat:
HH:MM:SS (24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
2.97V ~ 3.63V
Voltage-SupplyBattery:
-
Current-Timekeeping(Max):
2mA @ 3.3V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Through Hole

DS1744W-120 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1744W-120 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 DS1744W-120 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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DS1744W-120 information

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Basic introduction and simple engineering application of DS1744W-120

DS1744W-120 is a non-volatile static RAM (NVSRAM) chip with a capacity of 1 megabit, commonly utilized in various electronic systems for data storage and real-time clock (RTC) functionalities. It combines the benefits of both static RAM and non-volatile memory, offering fast read and write operations along with data retention even when power is removed.

Application Scenario:

In a simple embedded project, DS1744W-120 can be employed to maintain system configuration settings and provide real-time clock functionality, ensuring accurate timekeeping even in the absence of power.

Project Setup:

To incorporate DS1744W-120 into a project, follow these steps:

1. Connection:

Connect DS1744W-120 to the microcontroller's communication bus, such as I2C or SPI. Ensure proper wiring and address configuration.

2. Initialization:

Initialize the communication interface and configure DS1744W-120 settings, including date, time, and alarm functions, if required.

3. Data Storage:

Utilize DS1744W-120 as a non-volatile storage medium to store critical system parameters, such as user settings or calibration data, ensuring retention across power cycles.

4. Real-Time Clock:

Utilize DS1744W-120 as a real-time clock source, providing accurate timekeeping for time-sensitive applications. Implement functionalities such as setting alarms or logging timestamps.

5. Integration:

Integrate DS1744W-120 into the firmware logic, ensuring seamless interaction with other system components and periodic synchronization with external time references, if necessary.

Experiment:

To understand DS1744W-120's functionalities better, follow this experiment:

1. Setup:

Connect DS1744W-120 to a microcontroller development board via the I2C interface. Ensure proper power supply and connection integrity.

2. Initialization:

Write a simple initialization routine in the microcontroller firmware to configure DS1744W-120 with current date and time.

3. Data Storage:

Write sample data, such as system settings or sensor readings, to DS1744W-120's memory array and verify its retention across power cycles.

4. Real-Time Clock:

Implement a real-time clock functionality using DS1744W-120 to display the current time on an attached display or serial interface.

5. Alarm Functionality:

Set up an alarm using DS1744W-120 to trigger an external event or interrupt at a specified time and verify its accuracy.

Considerations:

When working with DS1744W-120, consider the following:

- Proper Power Management: Ensure stable power supply to DS1744W-120 to prevent data loss and maintain RTC accuracy.

- Communication Protocol: Familiarize yourself with the communication protocol (I2C/SPI) and address configuration for seamless integration.

- Data Retention: Test DS1744W-120's data retention capabilities under various operating conditions to ensure reliability.

- Error Handling: Implement error detection and correction mechanisms in firmware to handle communication errors or data corruption effectively.

- Integration Testing: Thoroughly test the integration of DS1744W-120 into the overall system to ensure proper functionality and compatibility.

DS1744W-120 FAQ

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3. Are the DS1744W-120 price and inventory displayed accurate?

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6. What is the process for return or replacement of DS1744W-120?

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 DS1744W-120 we delivered, we will accept the replacement or return of the DS1744W-120 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 DS1744W-120.

(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