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Name: M41T81SMY6E
Brand: STMicroelectronics
SKU: M41T81SMY6E
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 M41T81SMY6E

Part No.:: M41T81SMY6E

Manufacturer:: STMicroelectronics

Package:: 18-SOX, 18-SOIC with Crystal (7.5mm Width)

Datasheet:: M41T81SMY6E.pdf

Description:: IC RTC CLK/CALENDAR I2C 18-SOIC

In Stock:: 2954

Quantity:: Add To Cart

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M41T81SMY6E Specifications

Package/Case:
18-SOX, 18-SOIC with Crystal (7.5mm Width)
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Alarm, Leap Year, Square Wave Output, Watchdog Timer
MemorySize:
-
TimeFormat:
HH:MM:SS:hh (24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
I²C, 2-Wire Serial
Voltage-Supply:
2.7V ~ 5.5V
Voltage-SupplyBattery:
2V ~ 3.5V
Current-Timekeeping(Max):
100µA @ 2.7V ~ 5.5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

M41T81SMY6E this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including M41T81SMY6E 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 M41T81SMY6E 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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M41T81SMY6E information

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Basic introduction and simple engineering application of M41T81SMY6E

M41T81SMY6E is a real-time clock (RTC) IC (Integrated Circuit) manufactured by STMicroelectronics. It is designed to provide accurate timekeeping and calendar functions in various electronic systems, ranging from consumer electronics to industrial applications.

Overview:

The M41T81SMY6E features a built-in oscillator, a battery backup input, and a serial interface for communication with a host microcontroller. It operates over a wide voltage range and maintains accurate timekeeping even during power loss or system shutdowns.

Application Scenario:

In a simple project like a digital clock, M41T81SMY6E can be utilized to provide accurate timekeeping functionality. Let's explore how to integrate this RTC IC into a basic digital clock project.

Experiment Setup:

To create a digital clock using M41T81SMY6E, follow these steps:

1. Hardware Connections:

Connect the M41T81SMY6E to a microcontroller board, such as an Arduino or Raspberry Pi, using the I2C or SPI interface. Ensure proper wiring and voltage levels compatibility between the RTC and the microcontroller.

2. Initialization:

Write a program to initialize the M41T81SMY6E RTC IC. This includes setting the current time and date, configuring alarm functions if needed, and enabling the oscillator and battery backup features.

3. Time Display:

Interface a display module, such as an LCD or LED matrix, to the microcontroller. Write code to retrieve the current time from the M41T81SMY6E RTC and display it on the screen.

4. User Interface:

Add input devices, such as buttons or switches, to allow users to set the time or switch between different display modes. Write code to handle user input and update the RTC accordingly.

5. Power Management:

Ensure a reliable power supply to both the microcontroller and the M41T81SMY6E RTC. Consider using a battery backup for the RTC to maintain timekeeping functionality during power outages.

Considerations:

When designing the digital clock project, consider the following:

- Accuracy: The M41T81SMY6E RTC provides accurate timekeeping, but periodic calibration may be necessary to ensure long-term precision.

- Power Consumption: Optimize the code and hardware to minimize power consumption, especially if running on battery power.

- User Experience: Design a user-friendly interface and consider adding features like automatic daylight saving time adjustment or customizable display formats.

- Integration: Ensure compatibility and proper communication between the RTC and the microcontroller, verifying that data transmission and reception are reliable.

- Error Handling: Implement error checking and recovery mechanisms in the software to handle any communication errors or unexpected behaviors from the RTC.

M41T81SMY6E FAQ

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3. Are the M41T81SMY6E price and inventory displayed accurate?

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6. What is the process for return or replacement of M41T81SMY6E?

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 M41T81SMY6E we delivered, we will accept the replacement or return of the M41T81SMY6E 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 M41T81SMY6E.

(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