The STKNXTR is a transceiver IC manufactured by STMicroelectronics with the following specifications:


  • Type: Transceiver
  • Number of Channels: 0 Transmit, 1 Receive (0/1)
  • Package: 24-VFQFPN (Very Thin Quad Flat No-Lead Package)
  • Manufacturer: STMicroelectronics
  • Model: STKNXTR
  • DataSheet


Key Features:

  1. Transceiver: This IC serves as a transceiver, facilitating the communication of data signals over a network.

  2. Number of Channels: The STKNXTR features 1 receive channel and 0 transmit channels, making it suitable for applications where data reception is the main requirement.

  3. Package Type (24-VFQFPN): The 24-VFQFPN package is a Very Thin Quad Flat No-Lead Package with 24 pins, designed for compact PCB layouts and surface-mount assembly.

Main Specifications and Uses:

  • KNX Standard: The "KNX" in the part number suggests that this transceiver is designed to work with the KNX standard, a popular protocol for building automation and control networks.

  • Data Reception: The IC is optimized for receiving data signals in KNX communication networks, typically used in home and building automation systems.

  • Low Power: Transceivers like the STKNXTR are often optimized for low power consumption to ensure energy efficiency in the system.

  • Noise Immunity: Designed with features to enhance noise immunity and robustness in industrial environments where electromagnetic interference can be a concern.

Working Principle:

Transceivers like the STKNXTR provide the interface between electronic devices and the communication network, ensuring that data can be transmitted and received effectively according to the specifications of the chosen protocol, in this case, likely the KNX standard.

Typical Applications:

  • Home Automation: Used in home automation systems where KNX technology is employed for controlling lighting, heating, and other functions.

  • Building Automation: Deployed in building automation systems for centralized control of various building functions such as HVAC, access control, and security systems.

  • Smart Lighting Systems: Integrated into smart lighting systems to enable communication between lighting fixtures and control devices.

KNX Protocol:

  • KNX: KNX is a standardized communication protocol for building automation and control systems. It is widely adopted in smart homes, commercial buildings, and industrial facilities.

  • Features: KNX enables devices from different manufacturers to communicate on the same network, facilitating interoperability and flexibility in system design.

The STKNXTR from STMicroelectronics is a transceiver IC designed for receiving data signals in KNX-based communication systems commonly used in home and building automation applications. It plays a crucial role in enabling communication between devices on the network, contributing to the intelligence and efficiency of the overall automation system. For detailed specifications and application guidelines, consult the datasheet and relevant documentation provided by STMicroelectronics.