RTC-4543SA:B ROHS

Product Overview

Category

RTC-4543SA:B ROHS belongs to the category of Real-Time Clock (RTC) modules.

Use

This product is primarily used for timekeeping and synchronization purposes in various electronic devices.

Characteristics

• High accuracy timekeeping
• Low power consumption
• Compact size
• Easy integration with existing systems

Package

The RTC-4543SA:B ROHS module comes in a small surface mount package, making it suitable for space-constrained applications.

Essence

The essence of RTC-4543SA:B ROHS lies in its ability to provide accurate real-time clock functionality, ensuring precise timekeeping in electronic devices.

Packaging/Quantity

Each package of RTC-4543SA:B ROHS contains one module.

Specifications

• Supply Voltage: 2.7V - 5.5V
• Timekeeping Accuracy: ±2ppm
• Operating Temperature Range: -40°C to +85°C
• Interface: I2C
• Backup Power Source: Integrated battery backup

Detailed Pin Configuration

The RTC-4543SA:B ROHS module has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground connection
3. SDA: Serial Data Line for I2C communication
4. SCL: Serial Clock Line for I2C communication
5. SQW/INT: Square Wave Output / Interrupt output pin
6. BAT: Battery backup input

Functional Features

• Real-time clock with calendar functionality
• Alarm and interrupt capabilities
• Programmable square wave output
• Battery backup for maintaining timekeeping during power loss

Advantages and Disadvantages

Advantages

• High accuracy timekeeping ensures precise synchronization.
• Low power consumption prolongs battery life.
• Compact size allows for easy integration into various devices.
• I2C interface enables simple communication with microcontrollers.

Disadvantages

• Limited functionality compared to more advanced RTC modules.
• Lack of additional features such as temperature compensation.

Working Principles

RTC-4543SA:B ROHS utilizes an internal quartz crystal oscillator to generate accurate timekeeping signals. The module communicates with the host microcontroller through the I2C interface, allowing for easy configuration and data exchange.

During normal operation, the module draws power from the main supply. In case of a power loss, the integrated battery backup ensures uninterrupted timekeeping.

Detailed Application Field Plans

The RTC-4543SA:B ROHS module finds applications in various fields, including:

1. Consumer Electronics: Used in digital clocks, home appliances, and audio/video equipment.
2. Industrial Automation: Integrated into control systems, data loggers, and industrial timers.
3. Automotive: Employed in car infotainment systems, dashboard displays, and GPS devices.
4. Medical Devices: Utilized in patient monitoring systems, medical instruments, and diagnostic equipment.

Detailed and Complete Alternative Models

1. RTC-4543SB:B ROHS: Similar to RTC-4543SA:B but with extended temperature range (-40°C to +105°C).
2. RTC-4543SC:B ROHS: Enhanced version with additional alarm outputs and temperature compensation feature.

These alternative models offer similar functionality with slight variations to cater to specific requirements.

In conclusion, the RTC-4543SA:B ROHS module is a compact and accurate real-time clock module suitable for a wide range of electronic devices. Its high accuracy, low power consumption, and easy integration make it a reliable choice for timekeeping applications.