MCP79411-I/ST - Microchip Technology

Manufacturer Part Number

MCP79411-I/ST

Manufacturer

Microchip Technology

Introduction

Real Time Clock module designed for timekeeping and calendar applications

Product Features and Performance

Alarm functionality

Supports leap year compensation

Generates square wave output

Equipped with 64 Bytes of SRAM and 1 Kilobit EEPROM

Stores time in HH:MM:SS format with 12/24-hour modes

Date storage in YY-MM-DD-dd format

I2C 2-Wire Serial communication interface

Support for wide range voltage supply

Product Advantages

Low timekeeping current

Built-in unique ID for device identification

Diverse range of operating voltages

High operating temperature range

Key Technical Parameters

Memory Size: 64B SRAM, 1Kb EEPROM

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

Date Format: YY-MM-DD-dd

Interface: I2C, 2-Wire Serial

Voltage - Supply: 1.8V to 5.5V

Voltage - Supply, Battery: 1.3V to 5.5V

Current - Timekeeping: 1.2µA max at 3.3V

Operating Temperature: -40°C to 85°C

Mounting Type: Surface Mount

Package / Case: 8-TSSOP

Quality and Safety Features

Robust design for reliability in harsh conditions

Compatibility

Compatible with various microcontrollers through I2C communication

Application Areas

Consumer electronics

Industrial applications

Automotive technology

Communication devices

Product Lifecycle

Status: Active

Continued manufacturer support with no imminent discontinuation

Several Key Reasons to Choose This Product

Highly integrated timekeeping solution

Minimal power consumption for longer battery life

Accommodates a wide range of battery and supply voltages

Versatile temperature range suitable for various environments

Suitable for compact PCB designs due to small TSSOP package

Enhanced features like square wave output for extended uses

Permanent and unique ID supports device traceability