Microchip Technology

MCP79411-I/SN  

Real Time Clocks ICs

MCP79411-I/SN Description

The MCP79411-I/SN is a Real Time Clock (RTC) IC from Microchip Technology, designed to provide accurate timekeeping and calendar functionality in various electronic systems. This Surface Mount device operates within a wide voltage range of 1.8V to 5.5V and features a battery backup voltage range of 1.3V to 5.5V. With a memory size of 64B and 1Kb, the MCP79411-I/SN offers ample storage for timekeeping and additional data. The device is compliant with the RoHS3 standard and is classified under the EAR99 category for export control purposes.

MCP79411-I/SN Features

• Alarm, Leap Year, and Square Wave Output: The MCP79411-I/SN includes an alarm feature for time-based events, leap year compensation for accurate calendar calculations, and a square wave output for synchronization with other system components.
• SRAM and Unique ID: The device incorporates static random-access memory (SRAM) for data storage and a unique ID for system identification and traceability.
• Low Power Consumption: The MCP79411-I/SN boasts a maximum timekeeping current of 1.2µA at 3.3V, making it an energy-efficient choice for battery-powered applications.
• Time Format: Supports both 12-hour and 24-hour time formats, allowing for flexibility in various applications.
• I2C Interface: The device uses an I2C interface for communication, simplifying integration with microcontrollers and other system components.

MCP79411-I/SN Applications

The MCP79411-I/SN is ideal for applications requiring precise timekeeping and calendar functions, such as:

• Smart Home Devices: For scheduling and controlling smart home appliances.
• Industrial Automation: In time-stamping events and coordinating automated processes.
• Portable Electronics: In devices like wearables and handheld gadgets that require accurate time display and logging.
• Telecommunications: For network synchronization and event logging in communication systems.

Conclusion of MCP79411-I/SN

The MCP79411-I/SN from Microchip Technology is a versatile and feature-rich RTC IC, offering a combination of low power consumption, a wide voltage range, and essential timekeeping features. Its unique ID and SRAM capabilities make it suitable for a variety of applications where accurate timekeeping and data storage are critical. With its RoHS compliance and REACH unaffected status, the MCP79411-I/SN is an environmentally responsible choice for designers looking to incorporate advanced timekeeping capabilities into their electronic systems.

MCP79411-I/SN Documents

Download datasheets and manufacturer documentation for MCP79411-I/SN

Errata :

MCP7941x Family Errata      

PCN Assembly/Origin :

Manufacturing Change 07/Apr/2022      

Datasheets :

MCP794xx Brochure       MCP79410-12 Datasheet       I²C™ & SPI Family Brochure      

PCN Packaging :

Packing Changes 10/Oct/2016       Label and Packing Changes 23/Sep/2015      

Design Resources :

MCP79411 Development Tool Selector      

HTML Datasheet :

MCP79410-12 Datasheet       I²C™ & SPI Family Brochure      

PCN Design/Specification :

MCP7941x Errata Update 25/Mar/2014       MCP79410/11/12 Datasheet 26/Oct/2023      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH