MCP7940M-I/ST - Microchip

Manufacturer Part Number

MCP7940M-I/ST

Manufacturer

microchip-technology

Introduction

The MCP7940M-I/ST is a highly integrated real-time clock (RTC) with a built-in battery backup, SRAM, and alarm function. It provides accurate timekeeping and calendar functions with low power consumption, making it suitable for a wide range of applications.

Product Features and Performance

64-byte SRAM for data storage

Alarm function with separate alarm registers

Leap year detection

Square wave output

I2C and 2-wire serial interface

Wide supply voltage range from 1.8V to 5.5V

Low-power timekeeping mode with 1 μA typical current consumption

Operating temperature range of -40°C to 85°C

Surface mount 8-TSSOP package

Product Advantages

Integrated battery backup for reliable timekeeping in the event of a power failure

Low power consumption for extended battery life in portable applications

Versatile interface options (I2C and 2-wire serial) for easy integration

Robust temperature range for use in various environments

Key Reasons to Choose This Product

Reliable and accurate timekeeping with built-in backup power

Efficient power management for extended battery life

Flexible interface options for seamless integration into your design

Broad temperature range for use in diverse applications

Quality and Safety Features

RoHS-compliant and lead-free

Developed and manufactured by the industry-leading microcontroller and analog semiconductor company, Microchip Technology

Compatibility

The MCP7940M-I/ST is compatible with a wide range of microcontrollers and embedded systems that support I2C or 2-wire serial communication.

Application Areas

Portable devices

Industrial automation

Home automation

Internet of Things (IoT) devices

Embedded systems that require accurate timekeeping and calendar functions

Product Lifecycle

The MCP7940M-I/ST is an active product in our website's sales team's portfolio. There are no plans for discontinuation at this time. While there may be equivalent or alternative models available from other manufacturers, it is recommended to contact our website's sales team for the most up-to-date information on product availability and alternatives.