RS-485 & RS-422 transceivers
Increase data reliability and system performance across longer distances
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Explore our portfolio of high-performance transceivers for RS-422 and RS-485 interfaces and our RS-232 & RS-485 multiprotocol devices. Our RS-422 and RS-485 transceivers provide integrated protection and high immunity in the industry's smallest packages for reliable performance in harsh and noisy environments. Our multiprotocol family provides integration with additional features such as switchable termination and loop back diagnostics, bring a new level of flexibility for multiple design applications.
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ESD-integrated transceivers
Fault-protected transceivers
Surge-protected transceivers
Multiprotocol transceivers
Related categories
Isolated RS-485 transceivers
Technical resources
Using THVD80x0 Devices to Communicate Over an AC Outlet
RS-485: High-Fault Protection, Wide-Input Common Mode, and Deglitch Function
RS-485: What is Auto-Direction and Why it is Useful in Systems?
Discover featured applications
Protect communication links between industrial controllers and field devices in electrically noisy environments
Enable reliable factory communication across PLCs, servo drivers, and communication modules with robust differential signaling. Our RS-485 transceivers deliver high-speed data over long cables and offer enhanced noise immunity for all industrial environments.
Featured resources
- TIDA-010948 – 6-axis motor control reference design with position feedback and industrial communication protocols
- TIDA-010030 – Accurate gauging and 50-μA standby current, 13-S, 48-V li-ion battery pack reference design
- RS-485: High-Fault Protection, Wide-Input Common Mode, and Deglitch Function – Application note
- Mitigating UART Receiver Glitches While Switching Modes on RS-485 Transceivers – Application note
Connect HVAC and lighting systems using robust long-distance communication
Simplify HVAC, lighting, and security control designs with integrated slew rate control and failsafe logic to help minimize EMI and signal loss. Our RS-485 transceivers improve system reliability in dense buildings, enabling long-distance communication.
Featured resources
- TIDA-060027 – Protecting RS-485 transceivers from sustained high voltage/electrical over-stress reference design
- TIDM-FRAM-THERMOSTAT – Thermostat Implementation with MSP430 Microcontroller Reference Design
- Flexible RS-485: A Simplified Multi-System Design for RS-485 Using the THVD1424 – Application note
- Simplifying Surge Protection for RS-485 Using Integrated Designs – Application note
Enable long-range data transmission in power meters and solar inverters to support stable grid communication
Support grid-level reliability with robust data links for smart meters, relays, and inverters. Our RS-485 transceivers enable long-range communication with wide voltage operation and common mode range, ideal for resilient and future-ready energy systems.
Featured resources
- TIDA-010935 – Solar power line communication reference design
- TIDA-010216 – 16s battery pack reference design with low-side MOSFET control for large capacity applications
- Frequently asked questions and answers for RS-485 transceivers – Technical article
- Reduce System Design Time and Cost with Flexible RS-485 Transceivers (Rev. C) – White paper
Support communication between control boards and sensors in appliances while reducing EMI and increasing common-mode range
Design compact, connected appliances with efficient board-to-board communication. Our RS-485 transceivers offer noise resilience, low EMI, and wide common-mode range in small packages, making these devices ideal for HVAC units, power tools, and other appliances.
Featured resources
- TIDA-010216 – 16s battery pack reference design with low-side MOSFET control for large capacity applications
- TIDA-00731 – IEC ESD, EFT, and Surge Protected RS-485 Reference Design
- Simplifying Surge Protection for RS-485 Using Integrated Designs – Application note
- Using THVD80x0 Devices to Communicate Over an AC Outlet – Application note
Ensure accurate data transfer between space-constrained subsystems in medical devices that operate in sensitive enviroments
Enable compact systems with small packages in monitors, diagnostic tools, and infusion systems. Our RS-485 transceivers have integrated failsafe logic that helps protect sensitive equipment and ensure reliable communication in medical environments.
Featured resources
- TIDA-01629 – 48V/500W Three-phase Inverter with Smart Gate Driver Reference Design for Servo Drives
- TIDA-00177 – Two-Wire Interface to a HIPERFACE DSL® Encoder Reference Design
- Simplifying Surge Protection for RS-485 Using Integrated Designs – Application note
- The RS-485 Design Guide (Rev. D) – Application note
Implement fast and reliable data links between motor drivers and controllers in robotic systems
Deliver synchronized motion and feedback in robotic arms, sensors, and drivers with high-speed RS-485 links. Our RS-485 transceivers support failsafe features in small packaging, keeping industrial robots responsive and precise.
Featured resources
- TIDA-01629 – 48V/500W Three-phase Inverter with Smart Gate Driver Reference Design for Servo Drives
- TIDA-010026 – Robust interface reference design for EnDat2.2 absolute encoders
- The RS-485 Design Guide (Rev. D) – Application note
- RS-485: What is Auto-Direction and Why it is Useful in Systems? – Application note
New products
Radiation-hardened 3V-to-5.5V RS-485 transceiver with flexible I/O supply and IEC ESD
Dual-protocol RS-232(3T/5R)/RS-485(1T/1R) transceiver with pin-selectable diagnostic loopback modes
Approx. price (USD) 1ku | 3.53