M4T28-BR12SH1 - STMicroelectronics

Manufacturer Part Number

M4T28-BR12SH1

Manufacturer

stmicroelectronics

Introduction

The M4T28-BR12SH1 is a Snaphat® battery and crystal for Clock/Timing ICs, ensuring reliable timekeeping and system reset functionality.

Product Features and Performance

Combines lithium battery and crystal in one package

Snaphat® top ensures secure attachment and easy replacement

Designed for real time clock applications

Operates at a frequency of 32.768 kHz, suitable for watch applications

Load Capacitance of 12.5 pF

Product Advantages

Extended lifespan with lithium chemistry

Stable operation in a temperature range from 0°C to 70°C

Compact and reliable design

Easy to install with Snaphat® feature

Key Technical Parameters

Battery Chemistry: Lithium

Capacity: 48mAh

Voltage - Rated: 2.8 V

Frequency: 32.768 kHz

Load Capacitance: 12.5 pF

Operating Temperature: 0°C ~ 70°C

Quality and Safety Features

Secure battery enclosure with Snaphat® design

Compliant with industry safety and quality standards

Compatibility

Compatible with timekeeping circuits requiring a combined battery and crystal solution

Application Areas

Real-Time Clocks (RTCs)

Computers

Servers

Embedded Systems

Product Lifecycle

Currently active product

Not nearing discontinuation, no immediate replacements or upgrades anticipated

Several Key Reasons to Choose This Product

Effortless integration with existing RTC setups

Long-lasting battery life with reliable lithium technology

Stable frequency output suitable for precision applications

Secure and worry-free operation with innovative Snaphat® attachment

Operational across a wide range of temperatures for versatile use