DS90UB901QSQE/NOPB datasheet by Texas Instruments

DS90UB901QSQE/NOPB Frequently Asked Questions (FAQs)

• What is the recommended PCB layout for optimal performance?
  Texas Instruments provides a recommended PCB layout guide in the DS90UB901QSQE/NOPB evaluation module user's guide, which includes guidelines for signal routing, power supply decoupling, and thermal management.
• How do I ensure reliable operation over the entire operating temperature range?
  To ensure reliable operation over the entire operating temperature range, it is recommended to follow the thermal management guidelines provided in the datasheet, including proper heat sinking and airflow. Additionally, the device should be operated within the recommended power supply voltage range and clock frequency.
• What is the maximum cable length supported by the DS90UB901QSQE/NOPB?
  The maximum cable length supported by the DS90UB901QSQE/NOPB depends on the specific application and the type of cable used. However, as a general guideline, the device can support cable lengths up to 10 meters at a data rate of 1 Gbps. For longer cable lengths, repeaters or active cables may be required.
• How do I troubleshoot issues with the DS90UB901QSQE/NOPB?
  Texas Instruments provides a troubleshooting guide in the DS90UB901QSQE/NOPB datasheet, which includes steps to identify and resolve common issues such as signal integrity problems, power supply issues, and clocking issues. Additionally, engineers can use tools such as oscilloscopes and logic analyzers to debug the device.
• Is the DS90UB901QSQE/NOPB compatible with other FPD-Link III devices?
  Yes, the DS90UB901QSQE/NOPB is compatible with other FPD-Link III devices from Texas Instruments, including serializers, deserializers, and repeaters. However, it is recommended to verify compatibility and interoperability through testing and validation.