RX-8581SA:B3:ROHS

Product Overview

Category

The RX-8581SA:B3:ROHS belongs to the category of electronic components.

Use

This product is commonly used in electronic devices for timekeeping and real-time clock (RTC) applications.

Characteristics

• High precision timekeeping
• Low power consumption
• Small form factor
• RoHS compliant

Package

The RX-8581SA:B3:ROHS is available in a compact surface mount package, making it suitable for integration into various electronic devices.

Essence

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

Packaging/Quantity

The RX-8581SA:B3:ROHS is typically packaged in reels or trays, with varying quantities depending on customer requirements.

Specifications

• Operating Voltage: 2.7V to 5.5V
• Timekeeping Accuracy: ±3 minutes per year
• Operating Temperature Range: -40°C to +85°C
• Backup Battery Voltage: 1.3V to 3.5V
• Current Consumption: 0.35μA (typical)

Detailed Pin Configuration

The RX-8581SA:B3:ROHS features the following pin configuration:

1. VCC - Power supply input
2. GND - Ground connection
3. SDA - Serial data line for communication
4. SCL - Serial clock line for communication
5. SQW/INT - Square wave output or interrupt output
6. VBAT - Backup battery input

Functional Features

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

Advantages and Disadvantages

Advantages

• High precision timekeeping ensures accurate time tracking.
• Low power consumption extends battery life in portable devices.
• Small form factor allows for easy integration into compact designs.
• RoHS compliance ensures environmental friendliness.

Disadvantages

• Limited timekeeping accuracy compared to more advanced RTC modules.
• Lack of additional features found in higher-end RTCs.
• Requires an external backup battery for uninterrupted timekeeping during power loss.

Working Principles

The RX-8581SA:B3:ROHS utilizes a quartz crystal oscillator to generate precise clock signals. These signals are then processed by the internal circuitry to maintain accurate timekeeping. The device can be controlled and configured through the serial interface, allowing for customization of various parameters.

Detailed Application Field Plans

The RX-8581SA:B3:ROHS finds applications in a wide range of electronic devices, including but not limited to:

1. Consumer electronics (e.g., digital cameras, portable media players)
2. Home appliances (e.g., microwave ovens, washing machines)
3. Automotive systems (e.g., car audio systems, dashboard displays)
4. Industrial equipment (e.g., programmable logic controllers, data loggers)

Detailed and Complete Alternative Models

1. RX-8571SA:B3:ROHS - Similar specifications and functionality, with a different pin configuration.
2. DS1307 - Popular real-time clock module with similar features and compatibility.
3. PCF8563 - Low-power RTC module with additional alarm and timer functions.

These alternative models offer similar capabilities and can be considered as substitutes for the RX-8581SA:B3:ROHS depending on specific requirements.

In conclusion, the RX-8581SA:B3:ROHS is a reliable and compact real-time clock component that provides accurate timekeeping functionality for various electronic devices. Its low power consumption, small form factor, and RoHS compliance make it a suitable choice for many applications. However, its limited timekeeping accuracy and lack of advanced features should be considered when selecting the appropriate RTC module for specific projects.