MCP7940MT-I/MNY - Microchip Technology

Manufacturer Part Number

MCP7940MT-I/MNY

Manufacturer

Microchip Technology

Introduction

A highly integrated Real-Time Clock/Calendar optimized for low power and advanced timekeeping features.

Product Features and Performance

Clock/Calendar Functionality

Alarm Function

Leap Year Compensation

Square Wave Output

64 Bytes of SRAM

HH:MM:SS Time Format

12/24-Hour Mode

YY-MM-DD-dd Date Format

I2C Two-Wire Serial Interface

Low Timekeeping Current

Product Advantages

Operates in a Wide Range of Supply Voltages

Supports Battery Backup for Uninterrupted Timekeeping

High Precision and Accuracy

Compact 8-Pin TDFN Package

Key Technical Parameters

Supply Voltage: 1.8V to 5.5V

Timekeeping Current Max: 1µA at 5.5V

Operating Temperature Range: -40°C to 85°C

Quality and Safety Features

Built-in Power-Fail Time Stamp

Low-Power Consumption

Extended Temperature Range

Compatibility

Compatible with I2C Bus Serial Interface

Standard Surface Mount Device

Application Areas

Portable Electronics

Industrial Control Systems

Embedded Systems

Network Infrastructure

Consumer Electronics

Product Lifecycle

Active Product

No Indication of Discontinuation

Replacement and Upgrade Options Available

Several Key Reasons to Choose This Product

High Reliability for Time-Sensitive Applications

Flexible Supply Voltage suitable for Various Circuit Designs

Low Power Consumption for Battery-Dependent Devices

Easy Integration into Existing Systems via I2C Interface

Provides Reliable Timekeeping even during Power Interruptions

Built for Harsh Environments with Wide Temperature Range

On-Chip Memory for User Data Storage