What is the Additional Feature ?

Name: M41ST87WMX6TR
Brand: STMicroelectronics
SKU: M41ST87WMX6TR
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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STMicroelectronics M41ST87WMX6TR

Part No.:: M41ST87WMX6TR

Manufacturer:: STMicroelectronics

Package:: 28-SOIC (0.295, 7.50mm Width)

Datasheet:: M41ST87WMX6TR.pdf

Description:: IC RTC CLK/CALENDAR I2C 28-SOIC

In Stock:: 2984

Quantity:: Add To Cart

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M41ST87WMX6TR Specifications

Package/Case:
28-SOIC (0.295, 7.50mm Width)
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Type:
Clock/Calendar
Features:
Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer
MemorySize:
128B
TimeFormat:
HH:MM:SS:hh (24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
I²C, 2-Wire Serial
Voltage-Supply:
2.7V ~ 3.6V
Voltage-SupplyBattery:
2.5V ~ 3.6V
Current-Timekeeping(Max):
0.5mA @ 2.7V ~ 3.6V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

M41ST87WMX6TR this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including M41ST87WMX6TR 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 M41ST87WMX6TR 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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M41ST87WMX6TR information

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Basic introduction and simple engineering application of M41ST87WMX6TR

M41ST87WMX6TR is a serial real-time clock (RTC) with non-volatile memory, commonly used in electronic devices for timekeeping and data logging applications.

Application Scenario:

In digital watches, M41ST87WMX6TR can be utilized to maintain accurate timekeeping even when the device is powered off, ensuring precise time display upon power-up.

Circuit Design:

To create a simple clock using M41ST87WMX6TR, follow these steps:

1. RTC Connection:

Connect the VBAT pin of M41ST87WMX6TR to a backup power source, such as a coin cell battery, to maintain RTC operation during power loss.

2. Crystal Oscillator:

Connect an external crystal oscillator, typically 32.768 kHz, to the X1 and X2 pins of M41ST87WMX6TR to provide the clock source for precise timekeeping.

3. Microcontroller Interface:

Interface M41ST87WMX6TR with a microcontroller, such as an Arduino or STM32, via the I2C or SPI interface for time synchronization and data retrieval.

4. Display Integration:

Connect a display module, such as an OLED or LCD screen, to the microcontroller to visualize the current time retrieved from M41ST87WMX6TR.

5. User Interaction:

Implement user input mechanisms, like buttons or touch sensors, to allow users to set the time or configure alarm settings through the microcontroller.

Experiment Steps:

To experiment with M41ST87WMX6TR, follow these steps:

1. Hardware Setup:

Connect M41ST87WMX6TR to a microcontroller development board, ensuring proper power and communication connections.

2. Software Configuration:

Write firmware code to initialize the RTC, set the current time, and implement functions to read and display the time on the connected display.

3. Timekeeping Test:

Power off the system temporarily and then power it back on to verify that M41ST87WMX6TR maintains accurate timekeeping using the backup power source.

4. User Interaction:

Test the functionality of user input mechanisms to set the time or configure alarm settings, ensuring proper interaction between the microcontroller and M41ST87WMX6TR.

5. Data Logging:

Explore the data logging capabilities of M41ST87WMX6TR by storing timestamps or event logs in its non-volatile memory and retrieving them for analysis.

Considerations:

When working with M41ST87WMX6TR, consider the following:

- Backup Power: Ensure a reliable backup power source is connected to maintain RTC operation during power loss.

- Crystal Accuracy: Use a high-quality crystal oscillator to ensure accurate timekeeping performance.

- Communication Protocol: Select the appropriate communication protocol (I2C or SPI) based on the microcontroller's capabilities and compatibility with M41ST87WMX6TR.

- Display Compatibility: Choose a display module that is compatible with the microcontroller and supports the required interface for time display.

- Firmware Optimization: Optimize firmware code for efficient time synchronization, display updating, and user interaction to enhance overall system performance.

- Data Integrity: Implement error-checking mechanisms to ensure data integrity when reading from or writing to M41ST87WMX6TR's non-volatile memory.

M41ST87WMX6TR FAQ

1. How to order M41ST87WMX6TR on icwhale.com?

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3. Are the M41ST87WMX6TR price and inventory displayed accurate?

The price and inventory of M41ST87WMX6TR fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

4. What forms of payment are accepted?

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Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of M41ST87WMX6TR?

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 M41ST87WMX6TR we delivered, we will accept the replacement or return of the M41ST87WMX6TR 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 M41ST87WMX6TR.

(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