MCP79401-I/ST - Microchip Technology

Manufacturer Part Number

MCP79401-I/ST

Manufacturer

Microchip Technology

Introduction

The MCP79401-I/ST is a highly integrated Real-Time Clock/Calendar optimized for low power consumption and equipped with a range of features enhancing system management for modern electronic devices.

Product Features and Performance

Real-Time Clock/Calendar tracks time in hours, minutes, and seconds

12/24-hour mode with leap year compatibility

Includes Alarm functionality and Square Wave Output

Features 64 bytes of SRAM and a programmable Unique ID

Operates on I2C, 2-Wire Serial interface

Product Advantages

Versatility through multifunctional integration including clock, calendar, and memory features

Low power requirements enhance battery life

Broad voltage range compatible with various devices

Key Technical Parameters

Memory Size: 64B

Time Format: HH:MM:SS (12/24 hr)

Date Format: YY-MM-DD-dd

Voltage Supply: 1.8V ~ 5.5V

Voltage Supply, Battery: 1.3V ~ 5.5V

Current Timekeeping (Max): 1.2µA (Typ) at 3.3V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Stable operation across a wide range of temperatures and voltages ensuring reliability and safety in diverse environments

Compatibility

The device is suitable for surface mount technology, fitting various modern PCB designs

Application Areas

Suitable for embedded systems, consumer electronics, office automation, and portable devices

Product Lifecycle

Currently active with no indication of discontinuation, ensuring availability for new designs and replacements

Several Key Reasons to Choose This Product

Highly integrated with both timekeeping and memory functions, reducing the need for additional components

Extremely low power consumption suitable for battery-operated devices

Versatile interface and voltage compatibility simplify integration into existing designs

Reliable operation across extreme temperature ranges suitable for various environments and applications