Description

The E981.23 combines the TP1-256 physical layer, the communication controller and two DC supply outputs for bus powered applications. The internal power management assures KNX conformance under all load conditions.
The... read more

Features

  • KNX/EIB transceiver, certified according to KNX TP1-256
  • Analog mode supported
  • Configuration pins for bus current & slope
  • Configuration pins for external clock frequency 8 or 7.3728 MHz
  • Further configuration and diagnosis via UART
  • Voltage regulators
    - 20V: current capability up to 25mA
    - 3.3V or 5V DC/DC converter: current capability up to 100mA

Documentation

Document Description Type
Info Sheet PDF 232 kB

Application diagram

Applications

  • Sensors, actuators, routers, gateways, Bus-powered or externally supplied
  • Security applications

Order Information

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Samples

Part No. Temp. Range Package Order No.
E981.23 -25°C to +85°C QFN32L7 E98123A38B


Boards

Part No. Description Board type Order No.
E981.23 KNX/EIB Transceiver KNX TP 815 Evaluation Board V2 K98123-0001