Texas Instruments provides a recommended PCB layout in the datasheet, but it's also recommended to follow general high-speed PCB design guidelines, such as using a solid ground plane, minimizing trace lengths, and using impedance-controlled traces.
To ensure signal integrity, use a signal integrity analysis tool to simulate the signal transmission and reception, and follow best practices for signal routing, such as using differential pairs, and minimizing crosstalk and electromagnetic interference (EMI).
The maximum cable length supported by the DS99R124QSQ/NOPB depends on the specific application and the type of cable used. As a general guideline, the datasheet recommends a maximum cable length of 10 meters for a 10-Gbps signal. However, it's recommended to consult with a signal integrity expert or perform simulations to determine the maximum cable length for a specific application.
To troubleshoot issues with the DS99R124QSQ/NOPB, use a logic analyzer or an oscilloscope to capture and analyze the signal transmission and reception. Check for signal integrity issues, such as jitter, noise, and crosstalk, and verify that the device is properly configured and powered.
The DS99R124QSQ/NOPB is designed to be compatible with other Texas Instruments devices, such as the DP83822 and the TLK10022. However, it's recommended to consult the datasheet and application notes for each device to ensure compatibility and proper operation.
DS99R124QSQ/NOPB datasheet
by Texas Instruments
