What is the Additional Feature ?

Name: DS1643-70+
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1643-70+
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 DS1643-70+

Part No.:: DS1643-70+

Manufacturer:: Analog Devices Inc./Maxim Integrated

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

Datasheet:: DS1643-70+.pdf

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

In Stock:: 2191

Quantity:: Add To Cart

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DS1643-70+ Specifications

Package/Case:
28-DIP Module (0.600, 15.24mm)
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Leap Year, NVSRAM
MemorySize:
8KB
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

DS1643-70+ this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1643-70+ 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 DS1643-70+ 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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DS1643-70+ information

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Basic introduction and simple engineering application of DS1643-70+

DS1643-70+ is a non-volatile static RAM (NVSRAM) integrated circuit with a capacity of 64 kilobits. It combines the features of a static RAM with those of a non-volatile EEPROM, providing data retention even when power is removed.

Introduction:

The DS1643-70+ is widely used in applications requiring both volatile and non-volatile memory functions, such as storing critical system parameters, configuration settings, and event logs.

Application:

For a beginner's project, let's consider a simple digital diary application using the DS1643-70+. In this project, we'll create a system that allows users to store and retrieve short notes or messages even after power cycling the device.

Experimental Setup:

To build the digital diary using DS1643-70+, follow these steps:

1. Circuit Connection:

Connect the DS1643-70+ to the microcontroller board or development platform using appropriate interfacing methods, such as SPI or I2C. Ensure proper connections for data, clock, chip select, and power supply pins.

2. Software Configuration:

Utilize the microcontroller's programming environment to develop firmware for interfacing with the DS1643-70+. Implement functions for writing data to and reading data from the NVSRAM, ensuring proper error handling and data integrity checks.

3. User Interface:

Create a simple user interface using buttons, switches, or a touchscreen display to input and display notes/messages. Design the interface to allow users to write new notes, view existing notes, and navigate through the stored messages.

4. Data Storage:

Implement functions to store user-entered notes into the DS1643-70+'s non-volatile memory. Ensure that the data is organized efficiently and that the memory space is managed effectively to accommodate multiple notes/messages.

5. Power Management:

Design power management circuitry to ensure reliable operation of both the microcontroller and the DS1643-70+. Include provisions for backup power or energy harvesting methods to maintain data integrity during power loss events.

Conclusion:

In this project, we've demonstrated the basic usage of DS1643-70+ in building a digital diary application. The NVSRAM functionality of DS1643-70+ enables data retention without the need for an external battery, making it ideal for various embedded applications requiring non-volatile memory storage.

Keywords: DS1643-70+, NVSRAM, digital diary, non-volatile memory, microcontroller, SPI, I2C, data storage, power management.

DS1643-70+ FAQ

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6. What is the process for return or replacement of DS1643-70+?

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 DS1643-70+ we delivered, we will accept the replacement or return of the DS1643-70+ 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 DS1643-70+.

(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