MCP79410-I/SN - Microchip Technology

Manufacturer Part Number

MCP79410-I/SN

Manufacturer

Microchip Technology

Introduction

The MCP79410-I/SN is a highly integrated Real Time Clock/Calendar optimized for low power applications.

Product Features and Performance

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

Date tracking in years, months, days, and day of the week.

On-chip digital trimming/compensation.

64 bytes of battery-backed SRAM.

1Kb EEPROM.

Two alarms settable with month, day, date, hour, minute, and second.

Leap year compensation.

Programmable output pin available for a square wave output or interrupt output.

Automatic backup to battery or supercapacitor power.

I2C communication interface.

Unique ID for device authentication.

Product Advantages

Broad voltage range support from 1.8V to 5.5V ensures suitability for various electronic setups.

Incorporates battery switchover circuit, ensuring prolonged retention of timekeeping and device settings under power failure conditions.

Minimal current consumption augments battery life in battery-powered applications.

Key Technical Parameters

Memory Size: 64 bytes 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 ~ 5.5V

Voltage Supply, Battery: 1.3V ~ 5.5V

Current Timekeeping (Max): 1.2µA @ 3.3V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Extended temperature range ensures reliability under extreme conditions.

High integration reduces part count and potential failure points within a circuit.

Compatibility

Compatible with I2C bus technology.

Suitable for use across various microcontroller systems.

Application Areas

Automotive electronics

Industrial systems

Medical devices

Consumer electronics

Networking systems

Product Lifecycle

Current product status is active.

No indication of nearing discontinuation, ensuring long-term availability.

Several Key Reasons to Choose This Product

Highly accurate timekeeping with low drift characteristics.

Comprehensive feature integration facilitating extensive application design flexibility.

Efficient power management capable of extending battery life.

Wide-operating voltage and temperature range suitable for harsh environments.