AMD EFR-DI-10GBASE-KR-PROJ

Overview

EFR-DI-10GBASE-KR-PROJ from AMD is a reference design kit for 10GBASE-KR backplane Ethernet physical layer compliance testing, featuring IEEE 802.3ap-2007 support, KR channel insertion loss compensation up to 35 dB at 5 GHz, and integrated PRBS31 pattern generation with BER measurement capability. It targets high-speed board-level validation in telecom line cards and enterprise switch fabric modules.

For engineers reviewing the EFR-DI-10GBASE-KR-PROJ datasheet, EFR-DI-10GBASE-KR-PROJ application, EFR-DI-10GBASE-KR-PROJ pinout, or EFR-DI-10GBASE-KR-PROJ equivalent, this kit provides traceable signal integrity characterization, deterministic jitter injection, and KR-specific link training waveform capture for pre-compliance PHY validation.

Technical Context

The EFR-DI-10GBASE-KR-PROJ implements a dual-lane 10GBASE-KR PHY reference design using AMD's 7nm adaptive logic fabric and hardened SerDes blocks, supporting KR auto-negotiation, link training state machine (LTSSM) visibility, and per-lane eye diagram sampling at 5.0 Gbaud. It includes on-board AC-coupling capacitors, controlled-impedance PCB routing (100 Ω differential), and SMA-mounted test points aligned to IEEE 802.3ap Annex 79B.

Signal conditioning is provided via programmable linear equalization (LEQ) and decision feedback equalization (DFE), with real-time BER monitoring down to 1e-12 using hardware-accelerated error counters. The design supports both near-end and far-end crosstalk injection per IEEE 802.3ap Annex 79C.

Key Specifications

Availability

EFR-DI-10GBASE-KR-PROJ is available at Aetrix Electronics and suitable for telecom infrastructure validation, enterprise switch fabric development, and high-speed backplane compliance testing requiring stable component supply and documented reference design traceability.

Supply support for EFR-DI-10GBASE-KR-PROJ includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

AMD designs adaptive and embedded processing solutions for data center, networking, and communications infrastructure, with leadership in high-speed SerDes IP and FPGA-based protocol validation platforms.

The EFR-DI-10GBASE-KR-PROJ belongs to AMD's Ethernet Reference Design portfolio, developed specifically to accelerate IEEE 802.3ap KR PHY interoperability testing and reduce time-to-compliance for backplane-based 10G systems.

FAQ

What is the primary function of the EFR-DI-10GBASE-KR-PROJ?

The EFR-DI-10GBASE-KR-PROJ is a reference design kit enabling 10GBASE-KR physical layer compliance validation. It provides full KR link training visibility, PRBS31 pattern generation, and real-time BER measurement. Engineers use the EFR-DI-10GBASE-KR-PROJ to verify backplane channel integrity, validate receiver equalization, and debug LTSSM transitions before ASIC tape-out or system integration.

Does the EFR-DI-10GBASE-KR-PROJ include hardware for jitter tolerance testing?

Yes, the EFR-DI-10GBASE-KR-PROJ integrates programmable deterministic jitter injection up to 0.5 UI p-p per lane, compliant with IEEE 802.3ap Annex 79C. This allows engineers to stress-test KR receiver jitter tolerance without external equipment. The EFR-DI-10GBASE-KR-PROJ firmware enables precise control of jitter amplitude and frequency via its GUI interface.

Can the EFR-DI-10GBASE-KR-PROJ be used for both near-end and far-end crosstalk analysis?

Yes, the EFR-DI-10GBASE-KR-PROJ supports configurable near-end (NEXT) and far-end (FEXT) crosstalk injection per IEEE 802.3ap Annex 79C. Its dual-lane architecture and isolated RF paths allow independent crosstalk stimulus on each lane. Engineers use the EFR-DI-10GBASE-KR-PROJ to correlate crosstalk-induced BER degradation with channel topology variations.

What test interfaces does the EFR-DI-10GBASE-KR-PROJ provide for signal access?

The EFR-DI-10GBASE-KR-PROJ features two 2.92 mm RF connectors per lane-SMA-compatible, 100 Ω differential-aligned to IEEE 802.3ap Annex 79B test point locations. These enable direct oscilloscope or BERT probing of TX/RX waveforms without soldering. The EFR-DI-10GBASE-KR-PROJ also includes on-board 50 Ω terminations for loopback verification.

Is the EFR-DI-10GBASE-KR-PROJ compatible with standard 10GBASE-KR ICs from other vendors?

The EFR-DI-10GBASE-KR-PROJ is designed as a vendor-agnostic reference platform and interoperates with any IEEE 802.3ap-compliant 10GBASE-KR PHY IC. It has been validated with multiple third-party KR transceivers and FPGA-based KR cores. The EFR-DI-10GBASE-KR-PROJ provides standardized test points and documented timing margins to ensure repeatable cross-vendor validation.