MAX3490EESA+ datasheet by Maxim Integrated Products

MAX3490EESA+ Frequently Asked Questions (FAQs)

• What is the recommended PCB layout for the MAX3490EESA+?
  A good PCB layout for the MAX3490EESA+ involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the traces connected to the high-frequency pins (e.g., RX+/RX- and TX+/TX-).
• How do I ensure reliable operation of the MAX3490EESA+ in high-temperature environments?
  To ensure reliable operation in high-temperature environments, ensure that the device is properly heat-sinked, and the PCB is designed to minimize thermal resistance. Also, consider using a thermal pad or a heat sink to dissipate heat.
• What is the recommended input voltage range for the MAX3490EESA+?
  The recommended input voltage range for the MAX3490EESA+ is 3.135V to 3.465V. Operating the device outside this range may affect its performance and reliability.
• How do I troubleshoot issues with the MAX3490EESA+?
  To troubleshoot issues with the MAX3490EESA+, start by checking the power supply voltage, then verify the clock signal, and finally, check the transmit and receive data lines. Use an oscilloscope to visualize the signals and identify any anomalies.
• Can I use the MAX3490EESA+ in a non-PCIe application?
  Yes, the MAX3490EESA+ can be used in non-PCIe applications, such as in point-to-point serial links or in other high-speed data transmission applications. However, the device's PCIe-specific features may not be utilized in such applications.