What is the Additional Feature ?

Name: DS1646-120
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1646-120
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 DS1646-120

Part No.:: DS1646-120

Manufacturer:: Analog Devices Inc./Maxim Integrated

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

Datasheet:: DS1646-120.pdf

Description:: IC RTC CLK/CALENDAR PARAL 32EDIP

In Stock:: 5928

Quantity:: Add To Cart

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DS1646-120 Specifications

Package/Case:
32-DIP Module (0.600, 15.24mm)
Packaging:
Tube,Tube
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Leap Year, NVSRAM
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 @ 4.5 V ~ 5.5 V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Through Hole

DS1646-120 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1646-120 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 DS1646-120 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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DS1646-120 information

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Basic introduction and simple engineering application of DS1646-120

DS1646-120 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 EEPROM, providing data retention even when power is removed. This makes it suitable for applications where data persistence is essential, such as in embedded systems, industrial automation, and consumer electronics.

Application Scenario:

In a simple project, DS1646-120 can be used to store configuration settings or critical data in a microcontroller-based system. Let's consider a temperature monitoring system where historical temperature data needs to be retained even after power cycles.

Circuit Design:

To integrate DS1646-120 into the temperature monitoring system, follow these steps:

1. Connection to Microcontroller:

Connect the address and data pins of DS1646-120 to the corresponding pins of the microcontroller, such as an Arduino or Raspberry Pi. Ensure proper voltage levels and communication protocol compatibility.

2. Initialization:

Before using DS1646-120, initialize it by configuring the control registers to set the desired operating mode and access parameters. This typically involves sending specific commands through the microcontroller.

3. Data Storage:

Store temperature data periodically or whenever a significant change occurs in the monitored environment. Write the data to specific memory locations within DS1646-120 using the designated write commands.

4. Data Retrieval:

Retrieve stored data when needed, such as during system startup or when accessing historical records. Read the data from DS1646-120 memory locations using appropriate read commands and transfer it to the microcontroller for processing or display.

5. Power Management:

Ensure continuous power supply to DS1646-120 to maintain data integrity during normal operation and power transitions. Use appropriate power management circuitry, such as voltage regulators and backup power sources, to prevent data loss.

Considerations:

When using DS1646-120 in a project, consider the following aspects:

- Backup Power: Implement backup power sources, such as batteries or supercapacitors, to ensure data retention during power outages or unexpected shutdowns.

- Data Integrity: Implement error checking and correction mechanisms to verify data integrity during read and write operations, reducing the risk of data corruption.

- Memory Management: Optimize memory usage and organization within DS1646-120 to accommodate the required data storage capacity and access patterns efficiently.

- Endurance: Be aware of the endurance limitations of DS1646-120 and implement strategies to extend the lifespan of the device, such as minimizing write cycles or implementing wear-leveling algorithms.

- Environmental Considerations: Ensure proper environmental conditions, such as temperature and humidity, to maintain the reliability and performance of DS1646-120 over time.

DS1646-120 FAQ

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6. What is the process for return or replacement of DS1646-120?

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 DS1646-120 we delivered, we will accept the replacement or return of the DS1646-120 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 DS1646-120.

(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