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Name: DS1742W-150
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1742W-150
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 DS1742W-150

Part No.:: DS1742W-150

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 24-DIP Module (0.600, 15.24mm)

Datasheet:: DS1742W-150.pdf

Description:: IC RTC RAM Y2K 3.3V 150NS 24EDIP

In Stock:: 3493

Quantity:: Add To Cart

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DS1742W-150 Specifications

Package/Case:
24-DIP Module (0.600, 15.24mm)
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Leap Year, NVSRAM, Y2K
MemorySize:
2KB
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

DS1742W-150 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1742W-150 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 DS1742W-150 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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DS1742W-150 information

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Basic introduction and simple engineering application of DS1742W-150

DS1742W-150 is a non-volatile static RAM (NVSRAM) integrated circuit commonly used for data storage in various electronic applications. It combines the benefits of both volatile and non-volatile memories, offering data retention even when power is removed.

Introduction:

The DS1742W-150 integrates a 32k x 8 NVSRAM with a real-time clock/calendar (RTC) and an alarm function. It operates in the range of 4.5V to 5.5V and provides byte-wide non-volatile data storage. The RTC accurately keeps track of time, date, and leap year information.

Application Scenario:

In a simple project, DS1742W-150 can be utilized as a data logging module to record sensor readings periodically and timestamp them. Let's consider a temperature logging project as an example.

Project Setup:

To create a temperature logging system using DS1742W-150, follow these steps:

1. Sensor Integration:

Connect a temperature sensor, such as a digital temperature sensor DS18B20, to the microcontroller's GPIO pins. Ensure proper wiring and communication protocol setup.

2. DS1742W-150 Connection:

Connect the DS1742W-150 to the microcontroller using the SPI interface. Configure the necessary SPI pins for communication.

3. Initialization:

Initialize the DS1742W-150 by setting the time and date using the microcontroller. This ensures accurate timestamping of the temperature readings.

4. Data Logging:

Periodically read the temperature from the sensor and store it in the DS1742W-150's non-volatile memory along with the timestamp obtained from the RTC.

5. Retrieval and Display:

Implement a method to retrieve the logged data from the DS1742W-150 memory and display it on a user interface, such as an LCD display or serial monitor.

Experiment:

To understand the functionality of DS1742W-150 better, conduct the following experiment:

1. Circuit Setup:

Connect the DS1742W-150 to a microcontroller development board according to the datasheet specifications. Ensure proper power supply and decoupling capacitors.

2. Time Setting:

Write a simple program to set the time and date in the DS1742W-150 memory via SPI communication.

3. Data Logging:

Write another program to read the temperature from a sensor and log it along with the timestamp into the DS1742W-150's memory.

4. Data Retrieval:

Develop a method to retrieve the logged data from the DS1742W-150 memory and display it on a serial monitor or LCD display.

5. Analysis:

Analyze the logged data to understand the temperature variations over time and validate the accuracy of the timestamping provided by the DS1742W-150's RTC.

Conclusion:

In this project, we explored the basic functionality of DS1742W-150 and its application in a simple temperature logging system. By conducting the experiment, readers can gain hands-on experience and deepen their understanding of this versatile integrated circuit.

DS1742W-150 FAQ

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6. What is the process for return or replacement of DS1742W-150?

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 DS1742W-150 we delivered, we will accept the replacement or return of the DS1742W-150 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 DS1742W-150.

(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