M4T32-BR12SH6 - English Editing Encyclopedia Entry

Product Overview

Category

The M4T32-BR12SH6 belongs to the category of real-time clock (RTC) modules.

Use

This module is primarily used for timekeeping and calendar functions in various electronic devices.

Characteristics

• The M4T32-BR12SH6 offers accurate timekeeping with low power consumption.
• It has a compact design, making it suitable for integration into small electronic devices.
• The module provides reliable performance over an extended temperature range.
• It features a long battery life, ensuring continuous operation even during power outages.

Package

The M4T32-BR12SH6 comes in a small surface-mount package, allowing for easy installation on PCBs.

Essence

The essence of this RTC module lies in its ability to provide precise timekeeping functionality to electronic devices.

Packaging/Quantity

Each package of the M4T32-BR12SH6 contains one unit of the module.

Specifications

• Supply Voltage: 2.7V to 5.5V
• Timekeeping Current: 400nA (typical)
• Operating Temperature Range: -40°C to +85°C
• Battery Backup Voltage: 2.0V to 3.5V
• Battery Life: Up to 10 years

Detailed Pin Configuration

The M4T32-BR12SH6 module has the following pin configuration:

1. VBAT - Battery Input
2. GND - Ground
3. SDA - Serial Data Line
4. SCL - Serial Clock Line
5. VCC - Power Supply Input

Functional Features

• Accurate timekeeping with seconds, minutes, hours, day, date, month, and year information.
• Automatic leap year compensation.
• Alarm functionality with programmable interrupt.
• Battery backup for continuous operation during power loss.
• I2C interface for easy integration with microcontrollers.

Advantages and Disadvantages

Advantages

• Low power consumption ensures extended battery life.
• Compact design allows for easy integration into various electronic devices.
• Reliable performance over a wide temperature range.
• Automatic leap year compensation eliminates the need for manual adjustments.

Disadvantages

• Limited memory capacity for storing additional data.
• Lack of built-in temperature compensation may affect accuracy in extreme temperature conditions.

Working Principles

The M4T32-BR12SH6 utilizes a combination of an integrated oscillator, counter, and non-volatile RAM to accurately keep track of time. The module is powered by a small backup battery, which ensures uninterrupted timekeeping even when the main power source is disconnected.

Detailed Application Field Plans

The M4T32-BR12SH6 finds applications in various electronic devices that require precise timekeeping and calendar functionality. Some potential application fields include:

1. Consumer Electronics: Smartphones, tablets, digital cameras, and portable media players.
2. Industrial Automation: Programmable logic controllers (PLCs), data loggers, and industrial timers.
3. Automotive: On-board computers, infotainment systems, and dashboard clocks.
4. Medical Devices: Patient monitoring systems, medical equipment timers, and diagnostic devices.

Detailed and Complete Alternative Models

1. DS3231 - A highly accurate RTC module with temperature compensation and additional memory capacity.
2. PCF8563 - An ultra-low power RTC module with alarm functionality and I2C interface.
3. MCP7940N - A feature-rich RTC module with battery switchover circuitry and timestamp logging capability.

These alternative models offer similar functionalities to the M4T32-BR12SH6 and can be considered as alternatives based on specific requirements.

In conclusion, the M4T32-BR12SH6 is a reliable real-time clock module that provides accurate timekeeping and calendar functions. Its low power consumption, compact design, and wide temperature range make it suitable for various electronic devices in different application fields.

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