SN65LVDS051D datasheet by Texas Instruments

SN65LVDS051D Frequently Asked Questions (FAQs)

• What is the maximum cable length supported by the SN65LVDS051D?
  The maximum cable length supported by the SN65LVDS051D is approximately 10 meters (33 feet) at a data rate of 655 Mbps. However, this length can vary depending on the specific application, cable quality, and noise environment.
• How do I terminate the differential lines in the SN65LVDS051D?
  The SN65LVDS051D requires a 100-ohm differential termination resistor at the receiving end of the differential pair. This termination resistor should be placed as close to the receiver as possible to minimize reflections and ensure signal integrity.
• What is the power consumption of the SN65LVDS051D?
  The power consumption of the SN65LVDS051D depends on the operating frequency and output load. Typically, the device consumes around 150 mW at 3.3 V and 100 Mbps. However, this value can vary depending on the specific application and operating conditions.
• Can I use the SN65LVDS051D for non-LVDS applications?
  While the SN65LVDS051D is designed for LVDS applications, it can be used for other differential signaling applications with some limitations. However, the device's performance and signal integrity may not be optimal for non-LVDS applications, and additional circuitry or components may be required to ensure reliable operation.
• How do I ensure electromagnetic compatibility (EMC) with the SN65LVDS051D?
  To ensure EMC with the SN65LVDS051D, follow proper PCB layout and design guidelines, such as separating analog and digital grounds, using shielded cables, and minimizing loop areas. Additionally, consider using electromagnetic interference (EMI) filters or common-mode chokes to reduce emissions and improve immunity.