The maximum cable length supported by the SN65EPT21D depends on the specific application and the type of cable used. However, as a general guideline, the device can support cable lengths up to 100 meters at a data rate of 100 Mbps.
To ensure EMC with the SN65EPT21D, follow proper PCB layout and design guidelines, use shielding and grounding techniques, and ensure that the device is properly decoupled from the power supply. Additionally, consider using EMI filters and common-mode chokes to reduce electromagnetic interference.
The recommended operating temperature range for the SN65EPT21D is -40°C to 85°C. However, the device can operate up to 100°C with reduced performance and reliability.
To troubleshoot issues with the SN65EPT21D, start by checking the power supply and clock signals, then verify the device configuration and register settings. Use oscilloscopes and logic analyzers to debug the signal integrity and protocol compliance. Consult the datasheet and application notes for specific troubleshooting guidelines.
Yes, the SN65EPT21D can be used in a redundant or fault-tolerant system. The device has built-in features such as fault detection and reporting, which can be used to implement redundant systems. Additionally, the device's hot-swappable capability allows for seamless replacement of failed devices.
SN65EPT21D datasheet
by Texas Instruments
