RTC-4543SA:A0 ROHS

Product Overview

Category

RTC-4543SA:A0 ROHS belongs to the category of Real-Time Clock (RTC) modules.

Use

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

Characteristics

• High accuracy timekeeping
• Low power consumption
• Compact size
• Easy integration into electronic circuits

Package

The RTC-4543SA:A0 ROHS module comes in a small surface mount package, making it suitable for space-constrained applications.

Essence

The essence of this product lies in its ability to accurately keep track of time and provide real-time clock functionality to electronic devices.

Packaging/Quantity

The RTC-4543SA:A0 ROHS module is typically packaged in reels or trays, with a quantity of 1000 units per reel/tray.

Specifications

• Supply Voltage: 2.7V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Timekeeping Accuracy: ±2ppm
• I2C Interface: Supports standard and fast mode (up to 400kHz)
• Battery Backup: Integrated battery backup circuitry

Detailed Pin Configuration

The RTC-4543SA:A0 ROHS module has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground connection
3. SDA: I2C data line
4. SCL: I2C clock line
5. SQW/INT: Square wave output / Interrupt output
6. BAT: Battery backup input

Functional Features

• Real-time clock with calendar functionality
• Alarm and timer functions
• Programmable square wave output
• Battery backup for timekeeping during power loss
• Automatic leap year compensation

Advantages

• High accuracy timekeeping ensures precise synchronization
• Low power consumption extends battery life in portable devices
• Compact size allows for easy integration into small form factor designs
• Versatile functionality with alarm, timer, and square wave output features

Disadvantages

• Limited memory capacity for storing additional data
• Lack of external crystal oscillator option for enhanced accuracy
• Reliance on battery backup may require periodic maintenance

Working Principles

The RTC-4543SA:A0 ROHS module utilizes an internal quartz crystal oscillator to generate precise clock signals. It communicates with the host microcontroller through the I2C interface, allowing for easy configuration and data exchange. The module also incorporates a battery backup circuitry to ensure uninterrupted timekeeping during power outages.

Detailed Application Field Plans

The RTC-4543SA:A0 ROHS module finds applications in various fields, including:

1. Consumer Electronics: Used in digital cameras, smartphones, and home appliances for accurate time display and scheduling functions.
2. Automotive: Integrated into car infotainment systems and dashboard displays for timekeeping and event scheduling.
3. Industrial Automation: Employed in programmable logic controllers (PLCs) and industrial control systems for precise timing and synchronization.
4. Medical Devices: Utilized in medical equipment such as patient monitors and infusion pumps to maintain accurate timestamps and event logging.

Detailed and Complete Alternative Models

1. RTC-1234AB:B0 ROHS: Similar real-time clock module with extended memory capacity and external crystal oscillator support.
2. RTC-7890CD:C1 ROHS: Advanced RTC module with temperature compensation and additional alarm outputs.

Note: This is not an exhaustive list of alternative models available in the market.

In conclusion, the RTC-4543SA:A0 ROHS module offers high accuracy timekeeping, low power consumption, and compact size. Its versatile functionality and easy integration make it suitable for various applications in consumer electronics, automotive, industrial automation, and medical devices. While it has certain limitations such as limited memory capacity and lack of external crystal oscillator option, the advantages outweigh the disadvantages, making it a reliable choice for real-time clock applications.