3 and OIF CEI-112G-LINEAR-PAM4 specifications. It enables Ethernet-like links with 1, 2, 4, or 8 lanes for data centers, using low power, high port density, low cost, and low latency pluggable transceiver modules in form factors such as QSFP, QSFP-DD. It builds on IEEE 802. All orders M-F before 3pm EST usually ship same day once payment is confirmed. Order inquiries can be made by calling 1-800-556-1971. Have questions? Talk to a member of our Customer. Is this page helpful? Download PDF This document has been deprecated, for more information refer to Interconnect Product Specifications or contact your NVIDIA representative at Enterprise Support Services. Last updated on Apr 29, 2026 NVIDIA Developer PAM4 is a branch of the pulse amplitude modulation (PAM) technology, which is a mainstream signal transmission technology following non-return-to-zero (NRZ). Figure 1-1 shows the typical waveform. ts for data communications applications. 6T Ethernet or InfiniBand connection ay cause permanent damage to the device. These are stress ratings only and functional operation of the device at these or any. Samtec's FireFly™ Micro Flyover System™ embedded and rugged mid-board optical transceivers take data connection "off board" for up to 28 Gbps per lane with a path to 112 Gbps PAM4 via optical cable at greater distances, or copper for cost optimization. Marvell leads the pluggable module ecosystem with low-power, high-performance silicon for AI, cloud, enterprise and 5G.