Time Sensitive Networking (TSN) Ethernet IP
Time Sensitive Networking (TSN) Ethernet IP is a pre-designed, standards-compliant intellectual property block that enables deterministic, low-latency, and highly reliable Ethernet communication in integrated circuits. TSN Ethernet IP is used in systems where predictable data delivery and precise timing are mandatory, such as automotive networks, industrial automation, robotics, aerospace, telecommunications, and real-time edge computing. Unlike conventional Ethernet, which is best-effort by nature, TSN extends Ethernet to support real-time traffic alongside standard data flows on the same physical network.
TSN Ethernet IP is based on a set of IEEE 802.1 standards that introduce time awareness, traffic scheduling, and synchronization into the Ethernet protocol stack. These standards allow multiple devices to share a common notion of time and to coordinate packet transmission with sub-microsecond accuracy. By integrating TSN capabilities directly into silicon, TSN Ethernet IP enables deterministic behavior without requiring proprietary networking solutions or separate real-time buses.
A typical TSN Ethernet IP core integrates several tightly coupled functional blocks. At its foundation is a high-precision time synchronization mechanism, commonly based on IEEE 802.1AS, which aligns local clocks across all network nodes using generalized Precision Time Protocol (gPTP). This shared time base enables coordinated transmission scheduling and bounded latency. The IP also includes traffic classification and shaping logic that distinguishes time-critical streams from best-effort traffic.
Traffic scheduling is a core feature of TSN Ethernet IP. Mechanisms such as time-aware shaping allow the IP to open and close transmission gates according to a global schedule, ensuring that high-priority traffic is transmitted at precisely defined time windows. Frame preemption logic allows large, low-priority Ethernet frames to be interrupted so that time-critical packets can be transmitted without delay. Additional traffic shaping and policing mechanisms regulate bandwidth usage and prevent congestion from affecting deterministic flows.
TSN Ethernet IP also incorporates reliability features designed for mission-critical communication. Frame replication and elimination mechanisms enable redundant transmission paths, allowing packets to be sent simultaneously over multiple links and recombined at the receiver to tolerate link failures. Per-stream filtering and policing functions protect the network from faulty or misbehaving devices by enforcing strict traffic contracts for each data stream.
Related Articles
- Seize the Ethernet TSN Opportunity
- Delivering timing accuracy in 5G networks
- Fronthaul Evolution Toward 5G: Standards and Proof of Concepts
- A Look at New Open Standards to Improve Reliability and Redundancy of Automotive Ethernet
- How to cost-efficiently add Ethernet switching to industrial devices
Related Products
- Ethernet TSN MAC 40G/100G
- 10M/100M/1G/10G/25G Advanced Ethernet TSN Switch IP
- Simulation VIP for Ethernet TSN
- Ethernet TSN Verification IP
- 10M/100M/1G/2.5G Ethernet TSN End Station Controller IP
See all 57 related products in the Catalog
Related Blogs
- Ethernet TSN switch IP core evaluated by conformance testing provided by Spirent Communications
- TSN Ethernet Controller Cores Gain Frame Preemption and Linux Driver
- Fraunhofer/CAST CAN XL IP Core Succeeds in First Multi-Vendor Plugfest
- How Time Sensitive Networking powers the Software Defined Vehicle
- Ethernet Time-Sensitive Network (TSN): Synopsys Verification Solution for Complex TSN Specifications
Related News
- BAE Systems Licenses Time Sensitive Networking (TSN) Ethernet IP Cores from CAST
- Comcores Launches OmniGate: A Versatile and Compact Hardware Evaluation Platform for TSN Ethernet End Stations, Switches, and Gateways
- Comcores Announces Availability of its Ultra-Compact Ethernet TSN End Station Controller IP for Automotive Networks
- Arteris IP FlexNoC Interconnect and Resilience Package Licensed by MegaChips for Automotive Ethernet TSN Switch Chip
- CAST Introduces Ultra-Low Latency TSN Ethernet Switch IP Core
The Pulse
- Arasan Announces immediate availability of its UFS 5.0 Host controller IP
- Ensuring reliability in Advanced IC design
- A Closer Look at proteanTecs Health and Performance Management Solutions Portfolio
- Bolt Graphics Completes Tape-Out of Test Chip for Its High-Performance Zeus GPU, A Major Milestone in Reducing Computing Costs By 17x
- Enabling Memory Choice for Modern AI Systems: Tenstorrent and Rambus Deliver Flexible, Power-Efficient Solutions
- Verification Sanity in Chiplets & Edge AI: Avoid the “Second Design” Trap
- NEO Semiconductor Demonstrates 3D X-DRAM Proof-of-Concept, Secures Strategic Investment to Advance AI Memory
- Embedded Security explained: Cryptographic Hash Functions
- M31 Collaborates with TSMC to Achieve Tapeout of eUSB2V2 on N2P Process, Advancing Design IP Ecosystem
- Menta’s eFPGA Technology Adopted by AIST for Cryptography and Hardware Security Programs
- Silicon Creations Celebrates 20 Years of Global Growth and Leadership in 2nm IP Solutions
- TSMC Debuts A13 Technology at 2026 North America Technology Symposium
- Arm and Google Cloud redefine agentic AI infrastructure with Axion processors
- Cadence Collaborates with TSMC to Accelerate Design of Next-Generation AI Silicon
- Synopsys Partners with TSMC to Power Next-Generation AI Systems with Silicon Proven IP and Certified EDA Flows