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Name: DS1746W-120+
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1746W-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 DS1746W-120+

Part No.:: DS1746W-120+

Manufacturer:: Analog Devices Inc./Maxim Integrated

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

Datasheet:: DS1746W-120+.pdf

Description:: IC RTC CLK/CALENDAR PAR 32-EDIP

In Stock:: 428

Quantity:: Add To Cart

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DS1746W-120+ Specifications

Package/Case:
32-DIP Module (0.600, 15.24mm)
Packaging:
Tube
Series:
-
ProductStatus:
Active
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:
2.97V ~ 3.63V
Voltage-SupplyBattery:
-
Current-Timekeeping(Max):
2mA @ 3.3V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Through Hole

DS1746W-120+ this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1746W-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 DS1746W-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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DS1746W-120+ information

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Basic introduction and simple engineering application of DS1746W-120+

DS1746W-120+ is a non-volatile static RAM (NVSRAM) chip manufactured by Maxim Integrated. It combines the functionality of a static RAM with a non-volatile element, providing data retention even when power is removed. With a 120ns access time and a 10-year minimum data retention period, it offers reliability and performance for various applications.

Application Scenario:

In electronic systems requiring data storage with backup capabilities, DS1746W-120+ can be utilized. For instance, in data logging applications where preserving information during power loss is crucial, this NVSRAM chip ensures data integrity and continuity.

Circuit Design:

To incorporate DS1746W-120+ into a simple project, follow these steps:

1. Component Integration:

Place the DS1746W-120+ chip onto a breadboard or PCB, ensuring proper orientation and alignment of the pins.

2. Power Supply:

Connect the VCC pin of DS1746W-120+ to a regulated power supply, providing a voltage within the specified operating range (typically 4.5V to 5.5V).

3. Address and Data Lines:

Connect the address and data lines of DS1746W-120+ to the corresponding pins of the microcontroller or interface device. Ensure proper signal integrity and voltage levels.

4. Control Signals:

Connect the control signals, including chip enable (CE), output enable (OE), and write enable (WE), to the controlling device. These signals dictate the read and write operations to the NVSRAM chip.

5. Initialization:

Follow the datasheet guidelines to initialize and configure DS1746W-120+ for operation. This may involve setting up initial data values, configuring control registers, and enabling the non-volatile functionality.

Experiment:

To understand the functionality of DS1746W-120+, perform the following experiment:

1. Data Storage:

Write a small data set to DS1746W-120+ using your microcontroller or development board. This could be a sequence of numbers or characters.

2. Power Removal:

Disconnect the power supply to simulate a power loss scenario. Observe that the data written to DS1746W-120+ remains intact even without power.

3. Power Restoration:

Reapply power to the circuit and verify that the previously stored data is still accessible and unchanged.

Considerations:

When working with DS1746W-120+, keep the following points in mind:

- Power Supply Stability: Ensure a stable and clean power supply to prevent data corruption or loss.

- Signal Integrity: Maintain proper signal integrity and timing to guarantee reliable communication with the NVSRAM chip.

- Write Protection: Implement mechanisms to prevent inadvertent writes to the non-volatile memory, especially in critical applications.

- Data Retention: Periodically verify the data retention capability of DS1746W-120+ to ensure long-term reliability.

- Environmental Conditions: Consider operating temperature and humidity ranges specified in the datasheet to avoid performance degradation or failure.

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6. What is the process for return or replacement of DS1746W-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 DS1746W-120+ we delivered, we will accept the replacement or return of the DS1746W-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 DS1746W-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