DS90CR485VS/NOPB datasheet by Texas Instruments

DS90CR485VS/NOPB Frequently Asked Questions (FAQs)

• What is the maximum cable length supported by the DS90CR485VS?
  The maximum cable length supported by the DS90CR485VS is approximately 1200 meters (4000 feet) at a data rate of 50 Mbps, assuming a cable with a characteristic impedance of 100 ohms and a capacitance of 50 pF/m.
• How do I ensure signal integrity with the DS90CR485VS?
  To ensure signal integrity with the DS90CR485VS, it is recommended to use a shielded twisted-pair cable, maintain a consistent impedance throughout the transmission line, and minimize electromagnetic interference (EMI) and radio-frequency interference (RFI) in the system.
• Can the DS90CR485VS operate in harsh environments?
  Yes, the DS90CR485VS is designed to operate in harsh environments, including temperatures ranging from -40°C to 125°C, and can withstand electromagnetic interference (EMI) and electrostatic discharge (ESD) events.
• How do I configure the DS90CR485VS for differential or single-ended operation?
  The DS90CR485VS can be configured for differential or single-ended operation by connecting the appropriate pins and setting the mode select pins (MODE0 and MODE1) accordingly. Refer to the datasheet for specific configuration details.
• What is the power consumption of the DS90CR485VS?
  The power consumption of the DS90CR485VS depends on the operating mode and frequency. In typical operation, the device consumes around 30 mA at 3.3V supply voltage. Refer to the datasheet for detailed power consumption information.