What is the Additional Feature ?

Name: DS1744-70+
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1744-70+
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 DS1744-70+

Part No.:: DS1744-70+

Manufacturer:: Analog Devices Inc./Maxim Integrated

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

Datasheet:: DS1744-70+.pdf

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

In Stock:: 1472

Quantity:: Add To Cart

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DS1744-70+ Specifications

Package/Case:
28-DIP Module (0.600, 15.24mm)
Packaging:
Tube
Series:
-
ProductStatus:
Active
Type:
Clock/Calendar
Features:
Leap Year, NVSRAM, Y2K
MemorySize:
32KB
TimeFormat:
HH:MM:SS (24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
4.5V ~ 5.5V
Voltage-SupplyBattery:
-
Current-Timekeeping(Max):
4mA @ 5V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Through Hole

DS1744-70+ this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1744-70+ 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 DS1744-70+ 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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DS1744-70+ information

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Basic introduction and simple engineering application of DS1744-70+

DS1744-70+ is a non-volatile static RAM (NVSRAM) integrated circuit with a real-time clock/calendar (RTC) functionality. It is commonly used in applications requiring reliable data storage with backup power and accurate timekeeping capabilities.

Application Scenario:

In electronic devices such as digital cameras, DS1744-70+ can be utilized to store critical data such as user settings, timestamps for captured images, and event logs, ensuring data integrity even during power loss.

Circuit Design:

To implement a simple data logging system using DS1744-70+, follow these steps:

1. Device Integration:

Connect DS1744-70+ to the microcontroller or system-on-chip (SoC) using the SPI or I2C interface. Ensure proper supply voltage and decoupling capacitors are employed for stable operation.

2. Data Storage:

Utilize the non-volatile RAM (NVRAM) capability of DS1744-70+ to store critical data such as sensor readings, system configurations, or user preferences. Implement firmware routines to read from and write to the NVRAM.

3. Real-Time Clock:

Configure the real-time clock/calendar feature of DS1744-70+ to maintain accurate timekeeping. Set initial time and date parameters during system initialization and update them periodically.

4. Backup Power:

Ensure a backup power source, such as a coin cell battery, is connected to DS1744-70+ to maintain data integrity during main power loss. Implement power-fail detection routines to handle backup power switchover seamlessly.

5. Data Retrieval:

Implement mechanisms to retrieve stored data from DS1744-70+ when required, such as during system startup or user-initiated data access. Integrate data retrieval routines into the firmware for seamless operation.

Considerations:

When designing the system, consider the following factors:

- Power Consumption: Optimize system power consumption to extend the backup battery life and minimize overall energy usage.

- Data Integrity: Implement error-checking mechanisms and periodic data integrity checks to ensure the reliability of stored data.

- Clock Accuracy: Calibrate the real-time clock of DS1744-70+ periodically to maintain accurate timekeeping over extended periods.

- Firmware Security: Implement security measures to protect sensitive data stored in DS1744-70+ from unauthorized access or tampering.

- Environmental Considerations: Ensure that the system operates within the specified temperature and humidity ranges to prevent degradation of DS1744-70+ performance.

DS1744-70+ FAQ

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3. Are the DS1744-70+ price and inventory displayed accurate?

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6. What is the process for return or replacement of DS1744-70+?

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 DS1744-70+ we delivered, we will accept the replacement or return of the DS1744-70+ 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 DS1744-70+.

(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