RS-232 & RS-485 multiprotocol transceivers

Support RS-232, RS-422 and RS-485 physical layers in one package

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Our new multiprotocol device family brings a highly integrated solution for RS-232 or RS-485 communication. The integration of RS-232 and RS-485 features, along with additional features such as switchable termination and loop back diagnostics, bring a new level of flexibility for multiple design applications.

Featured RS-232 & RS-485 multiprotocol transceivers

THVD4421
RS-232 & RS-485 multiprotocol transceivers

Dual-protocol RS-232(2T/2R)/RS-485(1T/1R) transceiver

Approx. price (USD) 1ku | 2.75

THVD4411
RS-232 & RS-485 multiprotocol transceivers

Dual-protocol RS-232(1T/1R)/RS-485(1T/1R) transceiver

Approx. price (USD) 1ku | 2.5

Key benefits of our RS-232 & RS-485 multiprotocol transceivers

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Integrated solution

Design with ease with our highly integrated multiprotocol family offering multiple RS-232 configurations and RS-485 in one small package without need of external components.

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Flexible

Programmable features found in our multiprotocol devices such as mode selection, slew rate control, and separate bus and logic supply interface provide flexibility for different applications.

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Robust 

Our multi-protocol transceivers offer extended temperature range, integrated IEC ESD protection and loopback diagnostics providing robustness and compactness to your designs. 

Technical resources

White paper
White paper
THVD44xx: Multiprotocol Transceivers With Advanced Integration and Flexibility Enable Diverse Applications
Learn more about TI's multiprotocol (THVD44xx) transceivers versus discrete implementation of RS-232, RS-422/RS-485. As well as the operational modes, waveforms and benefits they offer compared to available devices in the market.
document-pdfAcrobat PDF
Application note
Application note
XR34350 and SP339E/B to THVD4431 System Rollover Guide
This application note outlines the necessary and potential steps for replacing the Maxlinear's XR34350 and SP339E/B multiprotocol (RS-232, RS-422, RS-485) transceivers with our THVD4431
document-pdfAcrobat PDF
Video series
Video series
Precision labs series: RS-485
Start RS-485 series to learn about the RS-485 standard, where it is used, the basics of how a transceiver works, and what challenges can arise when sending data over long cables or complex networks.