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Name: DS1746P-70IND+
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1746P-70IND+
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 DS1746P-70IND+

Part No.:: DS1746P-70IND+

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 34-PowerCap™ Module

Datasheet:: DS1746P-70IND+.pdf

Description:: IC RTC CLK/CALENDAR PAR 34-PCM

In Stock:: 2050

Quantity:: Add To Cart

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DS1746P-70IND+ Specifications

Package/Case:
34-PowerCap™ Module
Packaging:
Tray
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Leap Year, NVSRAM, Y2K
MemorySize:
128KB
TimeFormat:
HH:MM:SS (24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
4.5V ~ 5.5V
Voltage-SupplyBattery:
3V
Current-Timekeeping(Max):
4mA @ 5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

DS1746P-70IND+ this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1746P-70IND+ 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 DS1746P-70IND+ 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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DS1746P-70IND+ information

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Basic introduction and simple engineering application of DS1746P-70IND+

DS1746P-70IND+ is a non-volatile static RAM (NVSRAM) integrated circuit with a real-time clock/calendar (RTC) functionality, commonly used in embedded systems for data logging and timekeeping applications. It features a 16K (16384 x 8) SRAM array and a lithium energy source for battery backup, ensuring data retention during power loss or system shutdown.

Application Scenario:

In a data logging application, DS1746P-70IND+ can be utilized to store critical system parameters, such as sensor readings or operational logs, along with timestamp information for future analysis and diagnostics.

Project Overview:

To implement a simple data logging system using DS1746P-70IND+, follow these steps:

1. Circuit Connection:

Connect DS1746P-70IND+ to the microcontroller's address and data bus lines, along with necessary control signals for read and write operations. Ensure proper decoupling capacitors are placed across the power supply pins for stable operation.

2. RTC Initialization:

Initialize the real-time clock/calendar registers of DS1746P-70IND+ with the current date and time information upon system startup. Set the appropriate time format (24-hour or 12-hour) and configure alarm settings if necessary.

3. Data Logging:

Periodically read sensor data or system parameters from the microcontroller's analog or digital inputs. Store this data along with the corresponding timestamp in the SRAM array of DS1746P-70IND+. Implement proper error checking mechanisms to ensure data integrity.

4. Retrieval and Analysis:

Provide means to retrieve logged data from DS1746P-70IND+ to the microcontroller for analysis or transmission to external systems. Implement read operations to access the SRAM array contents and extract relevant data based on user requirements.

5. Power Management:

Ensure continuous power supply to DS1746P-70IND+ and connected peripherals, either through the main power source or a backup battery. Implement power-saving features to minimize energy consumption during idle periods.

Considerations:

When designing the data logging system, consider the following aspects:

- Data Retention: Verify the battery backup functionality of DS1746P-70IND+ to ensure data integrity during power interruptions or system shutdown.

- Memory Management: Optimize SRAM usage to accommodate the required data logging interval and duration without exceeding the available memory capacity.

- Timestamp Accuracy: Synchronize the real-time clock of DS1746P-70IND+ with an accurate time source periodically to maintain timestamp accuracy over time.

- Data Retrieval Interface: Design a user-friendly interface or communication protocol to retrieve logged data efficiently from DS1746P-70IND+ for further analysis or processing.

- Error Handling: Implement error detection and correction mechanisms to mitigate data corruption or loss due to communication errors or system faults.

DS1746P-70IND+ FAQ

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3. Are the DS1746P-70IND+ price and inventory displayed accurate?

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6. What is the process for return or replacement of DS1746P-70IND+?

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 DS1746P-70IND+ we delivered, we will accept the replacement or return of the DS1746P-70IND+ 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 DS1746P-70IND+.

(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