PT4161LRS: PCI-Express Gen-4 x16 Retimer by Astera Labs - High-Speed Signal Integrity Solution 2025-04-22 Discover the PT4161LRS PCI-Express Gen-4 x16 Retimer by Astera Labs, designed for high-speed data transmission and signal integrity in data centers, AI/ML, and networking applications. Learn about its features, specifications, and benefits.