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Rigorously test the performance of PCIe devices and systems
Keysight LA5-class PCIe protocol exercisers generate and simulate PCIe traffic, enabling you to rigorously test and validate the performance and robustness of PCIe devices and systems. By emulating a wide range of real-world scenarios and error conditions, our PCIe protocol exercisers help you uncover design flaws, verify compliance, and optimize system behavior under various workloads. Choose one of our popular configurations or configure one specific to your application. Need help selecting? Check out the resources below.
Broad protocol emulation
Supports all PCIe generations (1.0 to 6.0) and CXL, enabling generation of protocol traffic to create realistic test scenarios for legacy and next- generation PCI and CXL devices.
Link training control
Enables precise configuration of parameters like lane speed, width, equalization settings, and timing to establish and validate stable PCIe and CXL links under a wide range of conditions.
Enhanced error injection
Introduces controlled protocol errors and challenging traffic conditions, enabling thorough validation of device resilience, error recovery mechanisms, and system robustness.
Lane flexibility
Supports x1, x4, x8, and x16 lane widths for testing PCIe devices across link configurations to validate performance, link training, and compliance across varying bandwidth needs.
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Maximum data rate
32 GT/s to 64 GT/s
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Protocols
NRZ, PAM4
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Standards
CXL 1.1, CXL 2.0, PCIe 1.0, PCIe 2.0, PCIe 3.0, PCIe 4.0, PCIe 5.0, PCIe 6.0
Most popular configurations
LA5-class PCIe Protocol Analyzer, for PCIe 5.0
LA5-class PCIe Protocol Analyzer, for PCIe 6.0
Services and support
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Ensure your test system performs to specification and meets local and global standards.
Make measurements quickly with in-house, instructor-led training, and eLearning.
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Frequently asked questions
A PCIe protocol exerciser is a sophisticated tool used to emulate the behavior of PCIe devices, such as root complexes or endpoint devices, to validate and test PCIe interfaces in high-speed data communication systems. These exercisers are essential for ensuring that PCIe devices operate correctly under various conditions, providing a controlled environment to simulate different scenarios and stress tests. By using a PCIe protocol exerciser, engineers can identify potential issues early in the development process, leading to more reliable and robust PCIe implementations.
Protocol analysis requires observing traffic between two devices (a root complex, or host, and an endpoint) and ensuring that they are communicating correctly. Protocol exercisers can emulate the behavior of both PCIe root complex and endpoint devices to communicate with the device under test. They work alongside the protocol analyzer to enable you to observe the communication between the devices. The PCIe protocol exerciser generates traffic, emulating real-world behavior and enabling robust system testing and debugging.
PCIe protocol exercisers offer numerous benefits, including high-speed data capture, flexible emulation options, advanced error detection, and deep memory for extended trace analysis. These features ensure reliable performance and efficient debugging of PCIe interfaces. By using a PCIe protocol exerciser, you can simulate real-world conditions and stress tests, identify and resolve protocol errors, and optimize the performance of PCIe devices. This comprehensive testing capability is crucial for industries such as data centers, computing, and storage, where high-speed data communication and reliability are paramount.