M41T83RQA6F - STMicroelectronics

Manufacturer Part Number

M41T83RQA6F

Manufacturer

stmicroelectronics

Introduction

The M41T83RQA6F is a real-time clock/calendar IC, encapsulated in a 16-VQFN exposed pad package, designed for timekeeping in a variety of applications.

Product Features and Performance

Real-time clock/calendar functionality

Alarm, leap year support, square wave output

SRAM and watchdog timer integrated

I2C, 2-Wire Serial interface compatibility

Product Advantages

High integration with multiple key features

Low timekeeping current of 10µA @ 5.5V maximizing battery life

Supports a broad voltage range from 2.7V to 5.5V

Key Technical Parameters

Memory Size: 7B

Time Format: HH:MM:SS:hh (24 hr)

Date Format: YY-MM-DD-dd

Voltage - Supply: 2.7V ~ 5.5V

Voltage - Supply, Battery: 2V ~ 5.5V

Current - Timekeeping (Max): 10µA @ 5.5V

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package / Case: 16-VQFN Exposed Pad

Supplier Device Package: 16-QFN (4x4)

Quality and Safety Features

Operates within a wide temperature range ensuring reliability under extreme conditions

Compatibility

Compatible with devices supporting I2C, 2-Wire Serial interface

Application Areas

Used in various applications requiring precise timekeeping such as consumer electronics, networking devices, and industrial systems

Product Lifecycle

Status: Active

Consistently available with no current plans for discontinuation

Several Key Reasons to Choose This Product

Incorporates both a calendar and clock, reducing component count in designs

Includes alarm and watchdog functionalities enhancing application monitoring and safety

Supports a wide range of supply and battery voltages, providing flexibility in power design

Low power consumption facilitates longer battery life

Robust operating temperature range suitable for a wide range of environmental conditions