What is the Additional Feature ?

Name: DS1643-100+
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1643-100+
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 DS1643-100+

Part No.:: DS1643-100+

Manufacturer:: Analog Devices Inc./Maxim Integrated

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

Datasheet:: DS1643-100+.pdf

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

In Stock:: 2762

Quantity:: Add To Cart

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DS1643-100+ 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

DS1643-100+ this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1643-100+ 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 DS1643-100+ 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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DS1643-100+ information

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Basic introduction and simple engineering application of DS1643-100+

DS1643-100+ is a non-volatile static RAM (NVSRAM) integrated circuit that combines a 256k SRAM, real-time clock (RTC), calendar, and control logic. It offers data retention in the absence of power and is ideal for applications requiring both volatile and non-volatile memory functions.

Application Scenario:

In a battery-powered data logging system, DS1643-100+ can be utilized to store critical data, such as sensor readings, timestamps, and system configuration parameters, even during power-off cycles. This ensures data integrity and continuity in logging operations.

Experiment Setup:

To understand the functionality of DS1643-100+ and its application in a simple project, follow these steps:

1. Circuit Connection:

Connect DS1643-100+ to a microcontroller or single-board computer (SBC) using the appropriate communication interface, such as I2C or SPI. Ensure proper pin connections for data, clock, and power.

2. Power Supply:

Provide a stable power supply to DS1643-100+ within the specified voltage range. Use voltage regulators and decoupling capacitors to minimize noise and ensure reliable operation.

3. Initialization:

Configure the microcontroller or SBC to initialize DS1643-100+ upon startup. Set the RTC parameters, such as time and date, and initialize the SRAM for data storage.

4. Data Logging:

Implement firmware algorithms to periodically read sensor data and store it in the SRAM of DS1643-100+. Include timestamps to record the time of each data sample for accurate analysis.

5. Power Interruption Test:

Simulate power interruptions by disconnecting the power source temporarily. Verify that DS1643-100+ retains the stored data during power-off periods and resumes logging operations seamlessly upon power restoration.

Considerations:

When working with DS1643-100+, keep the following considerations in mind:

- Power Backup: Implement a backup power source, such as a coin cell battery, to ensure continuous operation of the RTC and data retention during extended power-off periods.

- Memory Management: Manage the SRAM effectively to avoid data overflow and ensure efficient utilization of available memory space.

- Error Handling: Implement error-checking mechanisms to detect and handle communication errors or data corruption issues that may arise during operation.

- Calibration: Periodically calibrate the RTC to maintain accurate timekeeping, especially in applications requiring precise timing synchronization.

- Environmental Considerations: Ensure that the operating environment meets the specified temperature and humidity requirements to ensure reliable performance of DS1643-100+ over its operational lifespan.

DS1643-100+ FAQ

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3. Are the DS1643-100+ price and inventory displayed accurate?

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6. What is the process for return or replacement of DS1643-100+?

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 DS1643-100+ we delivered, we will accept the replacement or return of the DS1643-100+ 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 DS1643-100+.

(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