LTC2863IDD-2#TRPBF

Drivers, Receivers, Transceivers Overview

The LTC2863IDD-2#TRPBF is a full-duplex RS485/RS422 transceiver in an 8-lead DFN package. It operates on a 3V to 5.5V supply with a maximum data rate of 250kbps. The device features ±60V fault protection and an extended common mode range of ±25V. It includes ±15kV ESD protection on interface pins, guaranteed failsafe receiver operation, and thermal shutdown.

Drivers, Receivers, Transceivers Feature Summary

• Full-duplex communication with dedicated transmit and receive channels
• Robust ±60V overvoltage fault protection on transmission lines
• Enhanced noise immunity via fully balanced differential receiver thresholds

Drivers, Receivers, Transceivers Applications

• Supervisory Control and Data Acquisition (SCADA)
• Industrial control and instrumentation networks
• Building automation and HVAC systems

Drivers, Receivers, Transceivers Procurement Notes

Verify the specific ordering suffix #TRPBF indicates tape and reel packaging when sourcing components. Confirm the IDD grade corresponds to the required industrial temperature range for the target application environment before finalizing procurement orders.

Drivers, Receivers, Transceivers Selection Notes

Select this model for applications requiring full-duplex signaling at lower data rates. The 250kbps slew-rate limited mode reduces electromagnetic interference compared to high-speed variants. Ensure the system design accommodates the specific pinout differences between half-duplex and full-duplex versions within the family.

Drivers, Receivers, Transceivers Part Context

This component belongs to the LTC286x series of low-power transceivers. It shares pin compatibility with legacy parts like the LT1785 and LT1791 while offering superior fault tolerance. The device integrates advanced BiCMOS technology to handle severe electrical noise and ground loop voltages.

Drivers, Receivers, Transceivers Replacement Considerations

LTC2863ISD-2#TRPBF

Drivers, Receivers, Transceivers FAQ

Does the LTC2863 support half-duplex operation?

No, the LTC2863 is strictly a full-duplex transceiver. Half-duplex functionality is provided by the LTC2862 variant.

What is the purpose of the 250kbps mode?

The 250kbps mode utilizes a slew-rate limited driver to minimize electromagnetic interference (EMI) during data transmission.

How does the device handle open circuit inputs?

It guarantees failsafe operation, forcing the receiver output to a logic 1 state if the differential input voltage falls below the threshold due to open or shorted lines.