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Name: M41ST85WMH6E
Brand: STMicroelectronics
SKU: M41ST85WMH6E
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 M41ST85WMH6E

Part No.:: M41ST85WMH6E

Manufacturer:: STMicroelectronics

Package:: 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets

Datasheet:: M41ST85WMH6E.pdf

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

In Stock:: 3306

Quantity:: Add To Cart

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M41ST85WMH6E Specifications

Package/Case:
28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer
MemorySize:
44B
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 ~ 3.5V
Current-Timekeeping(Max):
0.5mA @ 2.7V ~ 3.6V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

M41ST85WMH6E this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including M41ST85WMH6E 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 M41ST85WMH6E 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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M41ST85WMH6E information

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Basic introduction and simple engineering application of M41ST85WMH6E

M41ST85WMH6E is a low-power serial real-time clock (RTC) with battery backup, commonly used in embedded systems for timekeeping and timestamping applications. It integrates a precise oscillator and a calendar to provide accurate timekeeping functionality.

Application Scenario:

In a simple data logging project, M41ST85WMH6E can be utilized to timestamp data entries, ensuring accurate timekeeping even in the absence of external power.

Experiment Steps:

1. Hardware Setup:

Connect M41ST85WMH6E to your microcontroller board according to the datasheet pinout. Ensure proper power supply connections and include a backup battery to maintain timekeeping during power outages.

2. Initialization:

Using your microcontroller's I2C interface, initialize communication with M41ST85WMH6E. Send the appropriate commands to configure the RTC settings, including time and date initialization.

3. Data Logging:

Implement your data logging functionality in your microcontroller firmware. Each time a data entry is logged, retrieve the current time from M41ST85WMH6E and include it in the data packet.

4. Backup Battery Test:

To verify the effectiveness of the backup battery, simulate a power outage by disconnecting the main power supply. Confirm that M41ST85WMH6E continues to keep accurate time using the backup battery.

5. Time Synchronization:

Periodically synchronize the RTC with an external time source, such as a network time protocol (NTP) server, to ensure long-term time accuracy. Adjust M41ST85WMH6E's time and date settings accordingly.

Considerations:

- Backup Battery Maintenance: Regularly check the status of the backup battery to ensure it has sufficient charge to maintain timekeeping during power outages.

- I2C Communication: Ensure proper implementation of I2C communication protocols to prevent data corruption or communication errors with M41ST85WMH6E.

- Temperature Compensation: Consider implementing temperature compensation algorithms to maintain time accuracy over a wide temperature range.

- Power Consumption: Monitor the power consumption of M41ST85WMH6E and optimize your system design to minimize power usage for extended battery life.

- Data Integrity: Implement error-checking mechanisms to ensure the integrity of timestamped data entries, especially in critical applications.

M41ST85WMH6E FAQ

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3. Are the M41ST85WMH6E price and inventory displayed accurate?

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6. What is the process for return or replacement of M41ST85WMH6E?

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 M41ST85WMH6E we delivered, we will accept the replacement or return of the M41ST85WMH6E 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 M41ST85WMH6E.

(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