SN751177NSR datasheet by Texas Instruments

SN751177NSR Frequently Asked Questions (FAQs)

• What is the maximum cable length supported by the SN751177NSR?
  The maximum cable length supported by the SN751177NSR is approximately 100 meters (328 feet) for a single twisted pair, assuming a transmission rate of 100 Mbps.
• How do I ensure signal integrity and minimize electromagnetic interference (EMI) when using the SN751177NSR?
  To ensure signal integrity and minimize EMI, use shielded twisted-pair cables, keep the transmitter and receiver pairs close together, and use a common-mode choke or ferrite bead to filter out high-frequency noise.
• What is the recommended termination scheme for the SN751177NSR?
  The recommended termination scheme for the SN751177NSR is a 100-ohm differential termination resistor at the receiver end, and a 50-ohm single-ended termination resistor at the transmitter end.
• Can I use the SN751177NSR for applications requiring higher transmission speeds, such as 1 Gbps or 10 Gbps?
  No, the SN751177NSR is designed for transmission speeds up to 100 Mbps. For higher transmission speeds, consider using a different transceiver, such as the SN65LV1023 or SN65LV1224, which support speeds up to 1 Gbps and 10 Gbps, respectively.
• How do I handle hot swapping or insertion/removal of cables when using the SN751177NSR?
  To handle hot swapping or insertion/removal of cables, use a hot-swap controller, such as the TPS2115A, to control the power supply to the transceiver, and ensure that the transmitter is disabled during insertion/removal to prevent damage.