Design Verification
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Functional Verification Ethernet Verification IP

USB 4.0

Products >> Verification IP >> USB 4.0

USB 4.0 Verification IP

Truechip's USB4 Verification IP provides an effective & efficient way to verify the components interfacing with USB4 interface of an IP or SoC. Truechip's USB4 VIP is fully compliant with standard USB4 specifications from USB-IF. This VIP is light weight with an easy plug-and-play interface so that there is no hit on the design cycle time.

Key Benefits

  • Available in native SystemVerilog (UVM/OVM/VMM) and Verilog
  • Unique development methodology to ensure highest levels of quality
  • Availability of Compliance & Regression Test Suites 
  • 24X5 customer support
  • Unique and customizable licensing models
  • Exhaustive set of assertions and coverage points with connectivity example for all the components
  • Consistency of interface, installation, operation, and documentation across all our VIPs
  • Provide complete solution and easy integration in IP and SoC environment.


  • Fully compliant with standard USB4 specification v1.0.
  • Supports backward compatibility to USB2.0. 
  • Supports USB Power Delivery v3.0 and Type-C v2.0.
  • Supports Thunderbolt(TBT3) interoperability
  • Supports tunneled traffic of PCIe, USB3, and DisplayPort.
  • Supports USB4 Gen2 and Gen3 operations.
  • Supports LFPS transmission and reception.
  • Supports Sideband communication via AT, RT, and LT Transactions
  • Supports Lane Initialization and its bypass mechanism.
  • Supports Lane Bonding mechanism.
  • Supports Skew/Deskew management.
  • Supports run-time controllable disable and disconnect mechanism.
  • Supports Sleep and Wake mechanism. 
  • Supports all logical layer ordered sets like SLOS,TS1,TS2,CL1_REQ, CL1_ACK,etc.
  • Supports 64/66b, 128/132b and Reed Solomon-Forward Error Correction (RS-FEC)Encoding/Decoding.
  • Supports Scrambler/Descrambler and their bypass mechanism.
  • Provides SSC and ppm support.
  • Supports Sideband and Configuration register space.
  • Supports all the Lane Adapter states including all optional low power states.
  • Supports flow control schemes.
  • Supports Tunneled, Link Management, and Control Packets.
  • Provides Bandwidth arbitration & prioritization of traffic in a Domain.
  • Supports Path setup and Path Tear-down mechanism. 
  • Supports Credit-based flow control mechanism. 
  • Supports Routing mechanism.
  • Supports Time synchronization packets
  • Supports Router Configuration and addressing mechanism.
  • Provides Enumerations and its bypass mechanism.
  • Supports Router state machine. 
  • Supports hot plug and hot unplug events
  • Supports callback and configuration bit mechanism for error injection and stress test scenarios.


  • USB4 Host/Device
  • USB4 BFM/Agents for:
    • Electrical Layer
    • Logical Layer
    • Transport Layer 
    • Configuration Layer
    • Protocol Adapter Layer
  • USB4 Layered Monitor and Scoreboard 
  • USB4 Test Environment and Test Suites:
    • Basic and Directed Protocol Tests
    • Low Power Tests 
    • Error Scenario Tests
    • Stress Tests for each standard layer
    • Random Tests
    • Compliance Tests
    • Assertions and Cover Points
  • Integration Guide, User Manual, and Release Notes.
  • TrueEye GUI analyser for simulation packet flow and usage guide.
Download the Product Brochure from here