RTC-72423A:3:ROHS

Product Overview

Category

RTC-72423A:3: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
• Small form factor
• Easy integration into electronic systems

Package

RTC-72423A:3:ROHS comes in a compact surface mount package, making it suitable for space-constrained applications.

Essence

The essence of this product lies in its ability to provide accurate real-time clock functionality to electronic devices.

Packaging/Quantity

RTC-72423A:3:ROHS is typically packaged in reels or trays, with quantities varying based on customer requirements.

Specifications

• Supply Voltage: 2.7V to 5.5V
• Timekeeping Accuracy: ±2ppm at 25°C
• Operating Temperature Range: -40°C to +85°C
• I2C Interface: Supports standard I2C communication protocol
• Battery Backup: Integrated battery backup circuitry

Detailed Pin Configuration

The RTC-72423A:3: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 timer functions
• Programmable square wave output
• Battery backup for timekeeping during power loss
• Automatic leap year compensation

Advantages and Disadvantages

Advantages

• High accuracy timekeeping ensures precise synchronization.
• Low power consumption extends battery life in portable devices.
• Small form factor allows for easy integration into compact designs.
• Battery backup ensures uninterrupted timekeeping during power outages.

Disadvantages

• Limited memory capacity for storing additional data.
• Lack of advanced features compared to more specialized RTC modules.

Working Principles

RTC-72423A:3:ROHS utilizes a quartz crystal oscillator to generate accurate clock signals. The integrated circuit manages the counting and tracking of time, while the I2C interface enables communication with the host device. The battery backup circuitry ensures continuous timekeeping even when the main power source is disconnected.

Detailed Application Field Plans

The RTC-72423A:3:ROHS module finds applications in various electronic devices, including:

1. Consumer Electronics: Used in digital cameras, audio players, and smartwatches for accurate time display and event scheduling.
2. Industrial Automation: Integrated into programmable logic controllers (PLCs) and industrial control systems for time-based operations and event logging.
3. Automotive Systems: Employed in car infotainment systems, dashboard displays, and navigation units to maintain accurate time and date information.
4. Medical Devices: Utilized in medical equipment such as patient monitors and diagnostic devices that require precise time synchronization.

Detailed and Complete Alternative Models

1. RTC-72424B:5:ROHS - Similar to RTC-72423A:3:ROHS but with extended memory capacity.
2. RTC-72425C:7:ROHS - Offers additional features like temperature compensation and multiple alarms.
3. RTC-72426D:9:ROHS - Provides enhanced communication options such as SPI interface in addition to I2C.

These alternative models offer varying capabilities and can be chosen based on specific application requirements.

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