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Name: DS1742-70
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1742-70
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 DS1742-70

Part No.:: DS1742-70

Manufacturer:: Analog Devices Inc./Maxim Integrated

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

Datasheet:: DS1742-70.pdf

Description:: IC RTC CLK/CALENDAR PAR 24-EDIP

In Stock:: 2736

Quantity:: Add To Cart

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DS1742-70 Specifications

Package/Case:
24-DIP Module (0.600, 15.24mm)
Packaging:
Tube,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:
4.5V ~ 5.5V
Voltage-SupplyBattery:
-
Current-Timekeeping(Max):
3mA @ 5V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Through Hole

DS1742-70 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1742-70 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 DS1742-70 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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DS1742-70 information

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Basic introduction and simple engineering application of DS1742-70

DS1742-70 is a versatile non-volatile static RAM (NVSRAM) integrated circuit manufactured by Maxim Integrated. It combines the functions of a static RAM, real-time clock (RTC), and battery backup power circuitry, making it suitable for a wide range of applications requiring data retention in the absence of power.

Introduction:

The DS1742-70 offers 16kbits of non-volatile SRAM organized as 2,048 words by 8 bits. It features a lithium energy source that powers the RTC and maintains data retention when the primary power supply is disconnected. The device operates in a wide voltage range and is accessible via a simple parallel interface.

Application Scenario:

In a basic project, the DS1742-70 can be utilized to create a digital clock with data backup capability. Here's a step-by-step guide to implement this project:

1. Circuit Connection:

Connect the DS1742-70 to the microcontroller board using standard interfacing methods, ensuring proper pin connections. Use the datasheet as a reference for pinout information.

2. Clock Initialization:

Configure the microcontroller to communicate with the DS1742-70 and initialize the real-time clock. Set the current date and time parameters.

3. User Interface:

Integrate a display module, such as an LCD or OLED screen, with the microcontroller to show the current time and date retrieved from the DS1742-70. Implement user input mechanisms, such as buttons or a keypad, to set the clock.

4. Data Backup:

Demonstrate the data backup feature of the DS1742-70 by disconnecting the primary power source. Verify that the clock continues to function accurately, powered by the onboard lithium battery, and retains the date and time data.

5. Additional Features:

Explore additional functionalities of the DS1742-70, such as alarm settings or periodic interrupt signals, to enhance the project's capabilities.

Experiment:

To further understand the operation of the DS1742-70, experiment with different configurations and scenarios. For example, simulate power loss events and observe the behavior of the RTC and data retention mechanism.

Conclusion:

In summary, the DS1742-70 offers a reliable solution for data storage and real-time clock functions in various embedded systems and projects. By exploring its features and experimenting with practical applications, students and beginners can gain valuable insights into semiconductor devices and digital circuit design.

DS1742-70 FAQ

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6. What is the process for return or replacement of DS1742-70?

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 DS1742-70 we delivered, we will accept the replacement or return of the DS1742-70 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 DS1742-70.

(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