Asset Publisher

AS8202B TTP® Controller

TTP®-C2NF communication controller


  • Dual-channel controller for redundant data transfers
  • Dedicated controller supporting TTP (time-triggered protocol class C)
  • Suited for dependable distributed real-time systems with guaranteed response time
  • Bus interface (speed, encoding) for each channel – selectable independently


  • Full automotive temperature range (-40ºC to 125ºC) suitable for harsh environments
  • Software tools, design support, development boards for easy implementation available (
  • Certification support package according to RTCA/ DO-254 DAL A available (

Product parameters

Network TTP®
Supply Voltage [V] 3.3
Temperature Range [°C] -40 to +125
Package LQFP-80

General Description

The AS8202B communication controller is an integrated device supporting serial communication according to the TTP® specification version 1.1. It performs all communication tasks such as reception and transmission of messages in a TTP® cluster without interaction of the host CPU. The AS8202B can be ordered at TTTech.

This product suits for the following applications:

  • Automotive (by-wire braking, steering, vehicle dynamics control, drive train control)
  • Aerospace (aircraft electronic systems)
  • Industrial systems
  • Railway systems

Technical Documents

Name Type Description Version Language
AS8202B_BD000324_1-00.png Block Diagram AS8202B Block Diagram 1-00 English
AS8202B_DS000302_1-00.pdf Datasheet Document version 1.0 1-00 English

Asset Publisher