Toshiba Semiconductor and Storage
Obraz może przedstawiać obraz.
Szczegóły produktu można znaleźć w specyfikacjach.
RN2903,LF(CT
Pokaż szczegóły Arkusze danych

RN2903,LF(CT) Product Overview

Category and Use

The RN2903,LF(CT) belongs to the category of low-power long-range LoRa® technology transceiver modules. It is designed for use in applications requiring long-range communication with minimal power consumption.

Characteristics

  • Low Power Consumption: The module is optimized for low power operation, making it suitable for battery-powered devices.
  • Long Range Communication: It offers long-range communication capabilities, making it ideal for applications that require transmission over extended distances.
  • Compact Package: The module is available in a compact form factor, facilitating integration into various devices.
  • Frequency Band: Operates in the 915 MHz frequency band, suitable for use in the Americas.

Packaging/Quantity

The RN2903,LF(CT) module is typically packaged in tape and reel format, with a specified quantity per reel, providing ease of handling during manufacturing and assembly processes.

Specifications

  • Operating Frequency: 915 MHz
  • Output Power: Up to 18 dBm
  • Receiver Sensitivity: Down to -146 dBm
  • Interface: UART (Serial)
  • Power Supply: 2.1V to 3.6V
  • Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

The module features a detailed pin configuration, including pins for power supply, communication interface, antenna connection, and other essential functions. Refer to the datasheet for the complete pinout details.

Functional Features

  • LoRaWAN™ Protocol Support: The module supports the LoRaWAN protocol, enabling seamless integration into LoRaWAN networks.
  • Adaptive Data Rate (ADR): It incorporates ADR functionality, allowing for optimized data rate selection based on signal conditions.
  • Secure Communication: Offers secure communication features, ensuring data integrity and confidentiality.

Advantages

  • Long Battery Life: Its low power consumption extends the battery life of devices.
  • Extended Range: Enables communication over long distances, suitable for outdoor and industrial applications.
  • LoRaWAN Compatibility: Seamless integration into LoRaWAN networks for IoT applications.

Disadvantages

  • Limited Frequency Band: Operates specifically in the 915 MHz band, which may not be suitable for regions with different regulatory requirements.
  • External Antenna Requirement: Requires an external antenna for optimal performance, adding to the overall system complexity.

Working Principles

The RN2903,LF(CT) module utilizes the LoRa modulation technique to achieve long-range communication while maintaining low power consumption. It employs the LoRaWAN protocol for efficient data transmission and reception.

Detailed Application Field Plans

The module finds application in various fields, including: - Smart Agriculture - Industrial IoT - Asset Tracking - Environmental Monitoring - Smart City Solutions

Detailed and Complete Alternative Models

  • RN2483: Another LoRa module offering similar features but operating in the 433 MHz frequency band.
  • SX1276: A popular LoRa transceiver chip with comparable characteristics and functionality.

In conclusion, the RN2903,LF(CT) module offers a compelling solution for applications requiring long-range, low-power communication. With its robust feature set and compatibility with the LoRaWAN protocol, it serves as a versatile choice for diverse IoT and wireless communication deployments.

Word Count: 443

Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem RN2903,LF(CT w rozwiązaniach technicznych

  1. What is the RN2903 module used for?

    • The RN2903 module is used for long-range, low-power wireless communication in applications such as smart agriculture, smart cities, and industrial monitoring.

  2. What is the operating frequency of the RN2903 module?

    • The RN2903 module operates in the 915 MHz band for the US region and 868 MHz band for the EU region.

  3. How can I interface with the RN2903 module?

    • The RN2903 module can be interfaced using UART (serial communication) or SPI (Serial Peripheral Interface).

  4. What is the maximum range of communication for the RN2903 module?

    • The RN2903 module can achieve a line-of-sight communication range of up to 15 kilometers in rural areas and 5 kilometers in urban environments.

  5. What is the power consumption of the RN2903 module?

    • The RN2903 module has low power consumption, making it suitable for battery-operated devices. It typically consumes around 18mA during transmission and less than 2uA in sleep mode.

  6. Can the RN2903 module support over-the-air firmware updates?

    • Yes, the RN2903 module supports over-the-air firmware updates, allowing for remote maintenance and updates.

  7. What type of antenna is recommended for use with the RN2903 module?

    • A 50-ohm impedance antenna, such as a quarter-wave monopole or dipole antenna, is recommended for optimal performance with the RN2903 module.

  8. Does the RN2903 module support LoRaWAN protocol?

    • Yes, the RN2903 module supports the LoRaWAN protocol, enabling seamless integration into LoRaWAN networks for IoT applications.

  9. What are the typical data rates supported by the RN2903 module?

    • The RN2903 module supports data rates ranging from 300 bps to 50 kbps, allowing for flexible communication based on application requirements.

  10. Is the RN2903 module certified for use in different regions?

    • Yes, the RN2903 module is certified for use in various regions, including FCC certification for the US and CE certification for the EU, ensuring compliance with local regulations.