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ISOW1432

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Low emissions, 5-kVrms, 12-Mbps isolated RS-485 transceiver with integrated DC/DC converter

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NEW ISOW3086 PREVIEW 12Mbps, full-duplex, isolated RS-485 and RS-422 transceiver with integrated power Newer, cost-effective solution; smaller package with Profibus compatibility .

ISOW1432

ACTIVE
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Product details

Rating Catalog Isolation rating Basic, Reinforced Data rate (max) (Mbps) 12 Working isolation voltage (VIOWM) (Vrms) 1000 Surge isolation voltage (VIOSM) (VPK) 10000 Transient isolation voltage (VIOTM) (VPK) 7071 Withstand isolation voltage (VISO) (Vrms) 5000 CMTI (min) (kV/µs) 100 Operating temperature range (°C) -40 to 125 Type RS-485
Rating Catalog Isolation rating Basic, Reinforced Data rate (max) (Mbps) 12 Working isolation voltage (VIOWM) (Vrms) 1000 Surge isolation voltage (VIOSM) (VPK) 10000 Transient isolation voltage (VIOTM) (VPK) 7071 Withstand isolation voltage (VISO) (Vrms) 5000 CMTI (min) (kV/µs) 100 Operating temperature range (°C) -40 to 125 Type RS-485
SOIC (DFM) 20 132.149 mm² (12.83 mm × 10.3 mm)
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ISOW1412 ACTIVE Low-emissions, 500-kbps, reinforced isolated RS-485/RS-422 transceiver with integrated power Drop-in replacement with higher data rate, 12-Mbps to the compared device.

Technical documentation

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* Data sheet ISOW14x2 Isolated RS-485/RS-422 Transceiver with Integrated Low-Emissions, Low-Noise, High-Efficiency DC-DC Converter datasheet (Rev. D) PDF | HTML Aug 21, 2026
* User guide Optimize Your Design with Isolated RS-485 Transceivers with Integrated Power PDF | HTML May 10, 2021
Certificate VDE Certificate for Reinforced Isolation for DIN EN IEC 60747-17 (Rev. AB) Jul 15, 2026
Certificate VDE Certificate for Basic Isolation for DIN EN IEC 60747-17 (Rev. AA) Jun 11, 2026
Certificate TUV Certificate for Isolation Devices (Rev. M) May 7, 2026
Certificate UL Certificate of Compliance File E181974 Vol 4 Sec 6 (Rev. S) May 7, 2026
Application brief How to Isolate Signal and Power for an RS-485 System (Rev. D) PDF | HTML Nov 7, 2025
Certificate CQC Certificate for ISOxxDFM (Rev. B) Aug 19, 2025
Certificate CSA Certificate for ISOW14xxDFM (Rev. A) Feb 15, 2023
Product overview Isolation for RS-485 PDF | HTML Aug 21, 2022
Application brief Robust Isolated RS-485 Enables New Industrial Applications (Rev. C) PDF | HTML Jul 26, 2022
White paper Why are Digital Isolators Certified to Meet Electrical Equipment Standards? Nov 16, 2021
White paper Distance Through Insulation: How Digital Isolators Meet Certification Requiremen PDF | HTML Jun 11, 2021
Technical article 4 common questions when isolating signal and power PDF | HTML Jun 1, 2021
Application brief How to Meet CISPR 32 Radiated Emissions Limits With ISOW7741 PDF | HTML May 28, 2021

Design & development

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Evaluation board

ISOW1412DFMEVM — ISOW1412 isolated RS-485/RS-422 transceiver with integrated DC-DC converter evaluation module

ISOW1412DFMEVM is an evaluation module (EVM) used to evaluate the high performance, reinforced isolated RS-485/RS-422 with integrated isolated DC/DC power ISO1412 in a 20-pin wide body SOIC package (package dode-DFM). The EVM features enough test points and jumper options for one to evaluate the (...)

User guide: PDF | HTML
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Evaluation board

ISOW1432DFMEVM — ISOW1432 evaluation module for isolated RS-485/RS-422 transceiver with integrated DC-DC converter

ISOW1432DFMEVM is an evaluaiton module (EVM) used to evaluate the high performance, reinforced isolated RS-485/RS-422 transceiver with integrated DC-DC converter ISOW1432 in a 20-pin wide body SOIC package (package code-DFM). The EVM features enough test points and jumper options for one to (...)

User guide: PDF | HTML
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Simulation model

ISOW1432 IBIS Model

SLLM493.ZIP (94 KB) - IBIS model
Supported products & hardware
Package Pins CAD symbols, footprints & 3D models
SOIC (DFM) 20 Ultra Librarian
TI's Standard Terms and Conditions for Evaluation Items apply.

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