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

Part No.:: DS1744W-120IND

Manufacturer:: Analog Devices Inc./Maxim Integrated

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

Datasheet:: DS1744W-120IND.pdf

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

In Stock:: 3618

Quantity:: Add To Cart

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DS1744W-120IND 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:
-40°C ~ 85°C
MountingType:
Through Hole

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

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Basic introduction and simple engineering application of DS1744W-120IND

DS1744W-120IND is a non-volatile, integrated circuit designed by Maxim Integrated, commonly used in electronic systems for timekeeping and data storage applications. It combines a real-time clock (RTC) with a non-volatile static RAM (NVSRAM), offering accurate timekeeping and data retention even in the absence of power.

Application Scenario:

In a digital alarm clock project, DS1744W-120IND can be utilized to maintain accurate timekeeping and store alarm settings, ensuring reliable alarm functionality even after power cycles or interruptions.

Project Implementation:

To build a digital alarm clock using DS1744W-120IND, follow these steps:

1. Circuit Connection:

Connect DS1744W-120IND to the microcontroller or single-board computer (SBC) used in the project. Ensure proper wiring and configuration of communication interfaces, such as I2C or SPI, for data exchange between the RTC/NVSRAM chip and the controller.

2. Timekeeping:

Initialize DS1744W-120IND with the current time and date information. Use the provided registers and commands to set the clock and calendar parameters accurately. Implement firmware routines to read and update the timekeeping information as required.

3. Alarm Setup:

Configure alarm settings in DS1744W-120IND according to the project requirements. Set alarm triggers based on specific time and date criteria using the dedicated alarm registers and control bits provided by the chip.

4. User Interface:

Integrate user interface components, such as buttons, a display, and a buzzer, to interact with the alarm clock. Design the firmware to enable users to set alarm times, toggle alarms on/off, and display current time and alarm status.

5. Power Management:

Ensure uninterrupted power supply to DS1744W-120IND and the controller to maintain timekeeping and alarm functionality. Implement power-saving modes and backup power sources, such as batteries or supercapacitors, to preserve clock and alarm settings during power outages.

Considerations:

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

- Low Power Consumption: Optimize firmware and hardware to minimize power consumption, extending battery life and enhancing energy efficiency.

- User-Friendly Interface: Design an intuitive user interface with clear instructions and feedback to enhance usability and user experience.

- Alarm Accuracy: Ensure that alarms trigger reliably at the specified times and dates, considering factors like clock drift and calibration.

- Backup Mechanism: Implement robust backup mechanisms to safeguard alarm settings and timekeeping data against unexpected power loss or interruptions.

- Compliance and Standards: Adhere to relevant regulatory requirements and industry standards for electronic devices, ensuring safety, reliability, and interoperability.

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

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

(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