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RX-8581JE:B I2C-BUS

RX-8581JE:B I2C-BUS

Product Overview

Category

The RX-8581JE:B I2C-BUS belongs to the category of integrated circuits (ICs) used in electronic devices.

Use

This product is primarily used for real-time clock (RTC) applications, providing accurate timekeeping functionality.

Characteristics

  • I2C-BUS Interface: The RX-8581JE:B utilizes the I2C-BUS communication protocol, allowing for easy integration with other I2C-compatible devices.
  • High Accuracy: This IC offers precise timekeeping with low deviation, ensuring reliable time information.
  • Low Power Consumption: The RX-8581JE:B is designed to operate efficiently, consuming minimal power during operation.
  • Compact Package: It comes in a small form factor package, making it suitable for space-constrained applications.
  • Battery Backup: The IC includes a built-in battery backup feature, ensuring uninterrupted timekeeping even during power outages.

Packaging/Quantity

The RX-8581JE:B I2C-BUS is typically packaged in a compact surface-mount package. It is available in reels or trays, with varying quantities depending on customer requirements.

Specifications

  • Supply Voltage: 2.7V to 5.5V
  • Timekeeping Accuracy: ±3 minutes per month at 25°C
  • Operating Temperature Range: -40°C to +85°C
  • I2C-BUS Interface Speed: Standard mode (100 kHz) and Fast mode (400 kHz)
  • Battery Backup Voltage: 2.0V to 5.5V

Detailed Pin Configuration

The RX-8581JE:B I2C-BUS features the following pin configuration:

| Pin Name | Description | |----------|-------------| | VCC | Power supply input | | GND | Ground connection | | SDA | I2C-BUS data line | | SCL | I2C-BUS clock line | | SQW/OUT | Square wave output or interrupt output | | VBAT | Battery backup input |

Functional Features

  • Real-Time Clock: The RX-8581JE:B provides accurate timekeeping, including hours, minutes, seconds, and date information.
  • Alarm Function: It supports programmable alarms, allowing for scheduled events or reminders.
  • Oscillator Calibration: The IC includes an internal oscillator that can be calibrated for improved accuracy.
  • Power Management: The RX-8581JE:B features low power consumption modes to optimize battery life.
  • Interrupt Output: It offers an interrupt output signal that can be used to trigger specific actions in the connected system.

Advantages and Disadvantages

Advantages

  • High accuracy timekeeping
  • Low power consumption
  • Compact package size
  • Easy integration with I2C-BUS devices
  • Battery backup ensures uninterrupted operation

Disadvantages

  • Limited temperature range (-40°C to +85°C)
  • Relatively higher cost compared to some alternatives

Working Principles

The RX-8581JE:B I2C-BUS operates by utilizing an internal oscillator to keep track of time. It communicates with the host system through the I2C-BUS interface, allowing for easy configuration and retrieval of time information. The built-in battery backup ensures continuous timekeeping even when the main power source is disconnected.

Detailed Application Field Plans

The RX-8581JE:B I2C-BUS finds applications in various fields, including:

  1. Consumer Electronics: Used in digital cameras, portable media players, and smartwatches for accurate time display and scheduling functions.
  2. Automotive: Integrated into car infotainment systems and dashboard displays to provide precise time information.
  3. Industrial Automation: Employed in industrial control systems, programmable logic controllers (PLCs), and data loggers for time synchronization and event scheduling.
  4. Medical Devices: Utilized in medical equipment such as patient monitors and infusion pumps to maintain accurate time records.

Detailed and Complete Alternative Models

  1. RX-8581JE:A I2C-BUS: Similar to the RX-8581JE:B, but with a wider operating temperature range (-40°C to +105°C).
  2. RX-8582JE I2C-BUS: Offers additional features like temperature compensation and non-volatile memory for extended functionality.
  3. RX-8583JE I2C-BUS: Includes an integrated crystal oscillator for improved timekeeping accuracy.

These alternative models provide similar functionality to the RX-8581JE:B, catering to different application requirements.

In conclusion, the RX-8581JE:B I2C-BUS is a highly accurate real-time clock IC designed for various electronic devices. Its compact size, low power consumption, and easy integration make it a suitable choice for applications requiring precise timekeeping.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací RX-8581JE:B I2C-BUS v technických řešeních

Sure! Here are 10 common questions and answers related to the application of RX-8581JE:B I2C-BUS in technical solutions:

Q1: What is RX-8581JE:B I2C-BUS? A1: RX-8581JE:B is a real-time clock (RTC) module that uses the I2C-BUS interface for communication.

Q2: What is the purpose of an RTC module? A2: An RTC module is used to keep track of time and date even when the main power supply is turned off.

Q3: How does the I2C-BUS interface work? A3: The I2C-BUS is a serial communication protocol that allows multiple devices to be connected on the same bus, using only two wires - SDA (data line) and SCL (clock line).

Q4: Can I connect multiple RX-8581JE:B modules to the same I2C-BUS? A4: Yes, you can connect multiple RX-8581JE:B modules to the same I2C-BUS by assigning each module a unique address.

Q5: How do I set the time and date on the RX-8581JE:B module? A5: You can set the time and date on the RX-8581JE:B module by sending the appropriate commands and data over the I2C-BUS.

Q6: Can the RX-8581JE:B module generate alarms? A6: Yes, the RX-8581JE:B module has alarm functionality that can be configured to trigger at specific times or dates.

Q7: Is the RX-8581JE:B module battery-powered? A7: Yes, the RX-8581JE:B module has an integrated backup battery that ensures the RTC continues to function even when the main power supply is disconnected.

Q8: What is the accuracy of the RX-8581JE:B module? A8: The RX-8581JE:B module has a typical accuracy of ±3 minutes per month.

Q9: Can I use the RX-8581JE:B module in low-power applications? A9: Yes, the RX-8581JE:B module has a low power consumption mode that can be enabled to conserve energy.

Q10: Are there any software libraries or example code available for the RX-8581JE:B module? A10: Yes, many microcontroller platforms have libraries and example code available that make it easy to interface with the RX-8581JE:B module over the I2C-BUS.