Isolated RS-485 transceivers
Highest working-voltage, highest noise immunity and smallest solution size
Explore our portfolio of basic and reinforced isolated RS-485 and isolated RS-422 transceivers based on a proprietary silicon dioxide (SiO2) insulation barrier for industry-leading performance. This family of products integrates the functionality of a digital isolator and RS-485 or RS-422 transceiver into one compact device.
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Technical resources
Application brief
How to Isolate RS-485 for Smallest Size and Highest Reliability (Rev. C)
Learn how integrated isolated RS-422 and RS-485 transceivers deliver reliable communication while reducing significant board space compared to traditional optocoupler-based solutions.
Application brief
How to Isolate Signal and Power for an RS-485 System (Rev. C)
Explore different solutions for isolating an RS-422 or RS-485 node and understand the trade-offs between them.
Certificate
Isolation certifications
Get a quick view of which worldwide industry standards our isolation products meet, including VDE, CSA, TUV, CQC and UL.
Design & development resources
Reference design
Small Form Factor, Half-Duplex With Isolated & Non-Isolated RS485 Interface Reference Design
RS485 (Isolated, Non-isolated) is a popular interface for the Grid Infrastructure space, and is one of the most important options on newly designed equipment. TIDA-00308 will enable customers to quickly evaluate and design with TI RS485 devices for 3 different application scenarios, with an (...)
Reference design
Dual Isolated Half-Duplex RS-485 Repeater Reference Design
This reference design demonstrates a dual isolated, half-duplex repeater with data rate independent flow-control for long-haul RS-485 networks suitable for industrial applications. The design provides transient protection protecting the signal path against ESD, EFT, and surge transients specified (...)
Reference design
Communication Module Reference Design for Functional Isolated RS-485, CAN and I2C Data Transmission
The TIDA-01281 reference design is low cost, high efficiency, isolated RS-485, I2C & CAN communication module solution intended for use in industrial systems such as Uninterruptable Power Supplies (UPS) and energy storage banks that require isolated communication and isolated power for (...)