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Name: DS1251WP-120IND
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1251WP-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 DS1251WP-120IND

Part No.:: DS1251WP-120IND

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 34-PowerCap™ Module

Datasheet:: DS1251WP-120IND.pdf

Description:: IC RTC PHANTOM PAR 34-PCM

In Stock:: 2543

Quantity:: Add To Cart

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DS1251WP-120IND Specifications

Package/Case:
34-PowerCap™ Module
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
Type:
Phantom Time Chip
Features:
Leap Year, NVSRAM
MemorySize:
512KB
TimeFormat:
HH:MM:SS:hh (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
2.97V ~ 3.63V
Voltage-SupplyBattery:
3V
Current-Timekeeping(Max):
7mA @ 3.3V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

DS1251WP-120IND this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1251WP-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 DS1251WP-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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DS1251WP-120IND information

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Basic introduction and simple engineering application of DS1251WP-120IND

DS1251WP-120IND is a real-time clock (RTC) chip manufactured by Maxim Integrated. It provides accurate timekeeping and calendar functions, making it suitable for a wide range of applications requiring precise time tracking.

Introduction:

The DS1251WP-120IND RTC chip integrates a quartz crystal and temperature-compensated clock/calendar circuitry to maintain accurate timekeeping even in harsh environmental conditions. It communicates with the host microcontroller via a simple serial interface, making it easy to interface with various microcontroller platforms.

Application Scenario:

In a simple project, DS1251WP-120IND can be utilized to add timekeeping functionality to a data logging system. For instance, in an environmental monitoring project, it can timestamp sensor readings to track changes over time accurately.

Circuit Design:

To integrate DS1251WP-120IND into a data logging project, follow these steps:

1. Connection:

Connect DS1251WP-120IND to the microcontroller using the serial interface (SPI or I2C). Ensure proper wiring of data (SDA), clock (SCL), and control (CS) lines between the RTC chip and the microcontroller.

2. Initialization:

Initialize the RTC chip by configuring the date and time registers. Set the initial time and date according to the project requirements. This initialization step ensures accurate timekeeping from the start.

3. Data Logging:

Implement data logging functionality in the microcontroller firmware. Read sensor data periodically and store it in memory along with the timestamp obtained from DS1251WP-120IND. Ensure that the data logging intervals are synchronized with the RTC clock for precise time tracking.

4. Power Backup:

Provide a backup power source, such as a coin cell battery, to DS1251WP-120IND to maintain timekeeping functionality in case of main power loss. This ensures that the RTC continues to keep track of time even when the system is powered off.

5. Data Retrieval:

Implement a mechanism to retrieve logged data from the microcontroller memory. Use communication interfaces like UART, USB, or Ethernet to transfer the data to a computer or external storage device for analysis and visualization.

Considerations:

When designing the project, consider the following factors:

- Accuracy: Ensure that the RTC crystal is calibrated correctly to maintain accurate timekeeping over extended periods.

- Power Consumption: Optimize power management to minimize energy consumption, especially when running on battery backup.

- Data Integrity: Implement error checking mechanisms to ensure data integrity during storage and retrieval processes.

- User Interface: Consider adding a user interface, such as an LCD display or LEDs, to provide real-time clock and system status information to the user.

- Compatibility: Check the compatibility of DS1251WP-120IND with the chosen microcontroller platform and ensure proper voltage levels and communication protocols are maintained.

DS1251WP-120IND FAQ

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3. Are the DS1251WP-120IND price and inventory displayed accurate?

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6. What is the process for return or replacement of DS1251WP-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 DS1251WP-120IND we delivered, we will accept the replacement or return of the DS1251WP-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 DS1251WP-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