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Name: M41T256YMH7E
Brand: STMicroelectronics
SKU: M41T256YMH7E
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 M41T256YMH7E

Part No.:: M41T256YMH7E

Manufacturer:: STMicroelectronics

Package:: 44-BSOP (0.337, 8.56mm Width) requires SNAPHAT

Datasheet:: M41T256YMH7E.pdf

Description:: IC RTC CLK/CALENDAR I2C 44-SOH

In Stock:: 2635

Quantity:: Add To Cart

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M41T256YMH7E Specifications

Package/Case:
44-BSOP (0.337, 8.56mm Width) requires SNAPHAT
Packaging:
Tube
Series:
Timekeeper®
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Leap Year, NVSRAM
MemorySize:
32KB
TimeFormat:
HH:MM:SS:hh (24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
I²C, 2-Wire Serial
Voltage-Supply:
4.5V ~ 5.5V
Voltage-SupplyBattery:
2.5V ~ 3.5V
Current-Timekeeping(Max):
2.5mA @ 4.5V ~ 5.5V
OperatingTemperature:
-25°C ~ 70°C
MountingType:
Surface Mount

M41T256YMH7E this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including M41T256YMH7E 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 M41T256YMH7E 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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M41T256YMH7E information

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Basic introduction and simple engineering application of M41T256YMH7E

M41T256YMH7E is a real-time clock (RTC) chip manufactured by STMicroelectronics, offering accurate timekeeping and versatile features suitable for a wide range of applications, including embedded systems and consumer electronics.

Introduction:

The M41T256YMH7E RTC chip combines a temperature-compensated crystal oscillator (TCXO) with a 256 Kbit serial EEPROM and a clock/calendar circuit. It provides highly accurate timekeeping functions, even in harsh environmental conditions.

Key Features:

Accurate timekeeping with integrated TCXO
256 Kbit serial EEPROM for data storage
Automatic leap year compensation
Programmable alarm functions
I2C serial interface for communication
Low power consumption

Application in Simple Projects:

In a simple project, such as a digital clock or a data logging system, M41T256YMH7E can be utilized for accurate timekeeping and data storage. Below are the steps to create a basic digital clock using this RTC chip:

1. Hardware Setup:

Connect the M41T256YMH7E chip to a microcontroller or single-board computer using the I2C serial interface. Ensure proper wiring and pull-up resistors for the SDA and SCL lines.

2. Initialization:

Initialize the RTC chip in the microcontroller firmware by sending the appropriate commands over the I2C interface. Set the current time and date according to the application requirements.

3. Time Display:

Develop a user interface to display the current time and date retrieved from the M41T256YMH7E chip. This can be done using an LCD display or LED indicators connected to the microcontroller.

4. Alarm Functionality:

Implement alarm functionality by configuring the alarm registers of the RTC chip. Set alarms for specific times or intervals as needed for the application.

5. Data Logging:

Utilize the 256 Kbit EEPROM of the M41T256YMH7E chip to log data, such as temperature readings or sensor measurements, at predefined intervals. Store and retrieve the data using the microcontroller firmware.

6. Power Management:

Implement power management techniques to minimize power consumption and extend the battery life in battery-operated applications. Utilize the low-power features of the M41T256YMH7E chip when idle.

Conclusion:

In conclusion, M41T256YMH7E offers a reliable solution for accurate timekeeping and data storage in various embedded projects. By following the outlined steps, beginners can create simple projects utilizing the capabilities of this RTC chip.

Considerations:

When working with M41T256YMH7E in projects, it's essential to consider factors such as proper initialization, error handling, and power management to ensure optimal performance and reliability.

M41T256YMH7E FAQ

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3. Are the M41T256YMH7E price and inventory displayed accurate?

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6. What is the process for return or replacement of M41T256YMH7E?

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 M41T256YMH7E we delivered, we will accept the replacement or return of the M41T256YMH7E 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 M41T256YMH7E.

(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