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Name: DS1248W-120IND+
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1248W-120IND+
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 DS1248W-120IND+

Part No.:: DS1248W-120IND+

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 32-DIP Module (0.600, 15.24mm)

Datasheet:: DS1248W-120IND+.pdf

Description:: IC RTC PHANTOM PAR 32-DIP

In Stock:: 2838

Quantity:: Add To Cart

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DS1248W-120IND+ Specifications

Package/Case:
32-DIP Module (0.600, 15.24mm)
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
Type:
Phantom Time Chip
Features:
NVSRAM
MemorySize:
128KB
TimeFormat:
HH:MM:SS:hh (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
2.97V ~ 3.63V
Voltage-SupplyBattery:
-
Current-Timekeeping(Max):
7mA @ 3.3V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Through Hole

DS1248W-120IND+ this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1248W-120IND+ 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 DS1248W-120IND+ 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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DS1248W-120IND+ information

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Basic introduction and simple engineering application of DS1248W-120IND+

DS1248W-120IND+ is a non-volatile static RAM (NVSRAM) integrated circuit manufactured by Maxim Integrated. It combines the features of a static RAM with a non-volatile storage element, offering data retention even when power is removed.

Basic Introduction:

The DS1248W-120IND+ provides a 1-megabit (128K x 8) non-volatile memory organized as 16,384 words by 8 bits. It operates at a voltage range of 4.5V to 5.5V and is accessed like a static RAM. However, it incorporates a lithium energy source and control circuitry to automatically switch between the power sources, ensuring data retention during power interruptions.

Application in Simple Projects:

In simple projects, the DS1248W-120IND+ can be utilized for data logging and storage in scenarios where volatile memory alone is not sufficient. For instance, in a temperature monitoring system, it can store temperature readings even when power is removed, ensuring data integrity and continuity.

Experiment Steps:

To understand the functionality of DS1248W-120IND+ and its application in a simple project, follow these steps:

1. Circuit Setup:

Connect the DS1248W-120IND+ to a microcontroller or a development board, ensuring proper power supply connections and addressing configuration.

2. Data Logging:

Write a simple firmware code to interface with the DS1248W-120IND+ and log data from a sensor, such as a temperature sensor. Read the temperature values periodically and store them in the NVSRAM.

3. Power Interruption Simulation:

Simulate power interruptions by disconnecting and reconnecting the power supply to the circuit. Verify that the data stored in the DS1248W-120IND+ remains intact even after power is removed.

4. Data Retrieval:

Write firmware code to retrieve the logged data from the DS1248W-120IND+ and display it on a user interface, such as an LCD or serial terminal.

5. Analysis:

Analyze the logged data for accuracy and integrity. Compare it with real-time readings to ensure the reliability of the NVSRAM-based data storage.

Considerations:

When working with DS1248W-120IND+ in projects, consider the following:

- Power Supply Stability: Ensure stable power supply to the NVSRAM to prevent data corruption during write operations.

- Addressing Configuration: Configure the address pins of the NVSRAM appropriately to avoid address conflicts and ensure proper data access.

- Data Retention Period: Understand the specified data retention period of the NVSRAM and implement periodic data refreshing if necessary to prevent data loss.

- Environmental Conditions: Consider the operating temperature and humidity range of the NVSRAM and ensure it meets the requirements of the application environment.

- Testing and Validation: Thoroughly test the data logging and retrieval functionality under various conditions to verify the reliability and robustness of the system.

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6. What is the process for return or replacement of DS1248W-120IND+?

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 DS1248W-120IND+ we delivered, we will accept the replacement or return of the DS1248W-120IND+ 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 DS1248W-120IND+.

(3)The PartNo is unused and only in the original unpacked packaging.

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations