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Name: MCP79411T-I/MNY
Brand: Microchip Technology
SKU: MCP79411T-I/MNY
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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Microchip Technology MCP79411T-I/MNY

Part No.:: MCP79411T-I/MNY

Manufacturer:: Microchip Technology

Package:: 8-WFDFN Exposed Pad

Datasheet:: MCP79411T-I/MNY.pdf

Description:: IC RTC CLK/CALENDAR I2C 8-TDFN

In Stock:: 3524

Quantity:: Add To Cart

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MCP79411T-I/MNY Specifications

Package/Case:
8-WFDFN Exposed Pad
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Type:
Clock/Calendar
Features:
Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
MemorySize:
64B, 1Kb
TimeFormat:
HH:MM:SS (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
I²C, 2-Wire Serial
Voltage-Supply:
1.8V ~ 5.5V
Voltage-SupplyBattery:
1.3V ~ 5.5V
Current-Timekeeping(Max):
1.2µA @ 3.3V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

MCP79411T-I/MNY this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including MCP79411T-I/MNY 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 MCP79411T-I/MNY 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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MCP79411T-I/MNY information

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Basic introduction and simple engineering application of MCP79411T-I/MNY

MCP79411T-I/MNY is a highly integrated Real-Time Clock (RTC) module, commonly used in electronic projects requiring accurate timekeeping functionality. It offers a variety of features, including battery backup, alarm functions, and I2C communication interface.

Application Scenario:

In a weather station project, MCP79411T-I/MNY can be utilized to timestamp sensor readings and log data at specific intervals. Additionally, it can trigger alarms based on predefined conditions, such as temperature thresholds.

Circuit Design:

To integrate MCP79411T-I/MNY into a weather station project, follow these steps:

1. Module Connection:

Connect MCP79411T-I/MNY to the microcontroller board using the I2C communication interface. Ensure proper pull-up resistors are connected to the SDA and SCL lines for reliable communication.

2. Battery Backup:

Provide a backup power source, such as a coin cell battery, to maintain timekeeping functionality during power outages. Connect the battery to the designated backup pin of MCP79411T-I/MNY for uninterrupted operation.

3. Time Initialization:

Initially, set the current time and date in MCP79411T-I/MNY using the microcontroller. This can be achieved by sending appropriate commands over the I2C bus to configure the RTC registers with the desired time information.

4. Alarm Configuration:

Configure alarm settings in MCP79411T-I/MNY to trigger interrupts at specific times or dates. This can be useful for activating sensors at predetermined intervals or alerting users to critical events.

5. Data Logging:

Implement data logging functionality in the microcontroller firmware to periodically read sensor data and store it along with timestamp information from MCP79411T-I/MNY. This allows for later analysis of weather trends and historical records.

Considerations:

When incorporating MCP79411T-I/MNY into the project, consider the following factors:

- I2C Bus Configuration: Ensure proper configuration of the microcontroller's I2C peripheral and address settings to communicate effectively with MCP79411T-I/MNY.

- Power Management: Implement efficient power-saving modes to minimize battery consumption and prolong the backup battery life.

- Interrupt Handling: Develop robust interrupt handling routines in the microcontroller firmware to respond promptly to alarm triggers from MCP79411T-I/MNY.

- Temperature Compensation: Account for temperature variations that may affect the accuracy of the RTC module and compensate as necessary in the firmware algorithms.

- Data Integrity: Implement error-checking mechanisms to ensure the integrity of logged data and prevent corruption during storage or transmission.

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