ISO1412BDW The Texas Instruments ISO1412BDW is a full-duplex, isolated RS-485 and RS-422 transceiver designed for robust EMC protection. It operates at data rates up to 0.5 Mbps.
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ISO1412BDW

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Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments ISO1412BDW is a full-duplex, isolated RS-485 and RS-422 transceiver designed for robust EMC protection. It operates at data rates up to 0.5 Mbps.
✓ Total Stock: 1,556 pcs

ISO1412BDW Available from 1 distributor

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ISO1412BDW Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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ISO1412BDW Description

Short technical summary and product information.

The Texas Instruments ISO1412BDW is a 5-kVrms isolated RS-485 and RS-422 transceiver. It offers full-duplex communication with a maximum data rate of 0.5 Mbps. The device features a wide operating temperature range from -40°C to 125°C and supports supply voltages from 1.71V to 5.5V for VCC1 and 3V to 5.5V for VCC2.

 

Designed for demanding environments, the ISO1412BDW provides robust EMC protection, including ±30kV HBM, ±16kV IEC 61000-4-2 contact discharge, and ±4kV IEC 61000-4-4 electrical fast transient protection. It boasts high common-mode transient immunity (CMTI) of 85 kV/µs minimum, and typically 100 kV/µs.

 

The transceiver supports failsafe operation for bus open, short, and idle conditions, and is compatible with TIA/EIA-485-A standards. It is available in a wide-body SOIC-16 package, suitable for surface mounting.

 

Safety certifications include 5000 VRMS isolation for 1 minute per UL 1577 and compliance with GB 4943.1, IEC 62368-1, IEC 60601-1, and IEC 61010-1 standards, with CQC, TUV, and CSA approvals.

ISO1412BDW Quick Information

Product Type: Isolated RS-485 Transceiver
Series: ISO1412
Canonical Name: ISO1412BDW 5-kVrms Isolated RS-485 & RS-422 Transceiver
Subcategory: Interface ICs

ISO1412BDW Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

ISO1412BDW Features

  • 5-kVrms isolated RS-485/RS-422 transceiver
  • 0.5 Mbps maximum data rate
  • Wide operating temperature range (-40°C to 125°C)
  • Robust EMC and transient protection
  • Failsafe receiver for bus conditions

ISO1412BDW Applications

  • Industrial automation controller area network interfaces.
  • Automotive engine management system communication links.
  • Medical equipment requiring high voltage isolation.
  • Power conversion systems with noisy switching environments.
  • Smart grid metering and distribution network nodes.

ISO1412BDW FAQs

5 frequently asked questions generated from this part’s specifications.
What is the maximum data rate for the ISO1412BDW?

The maximum data rate for the ISO1412BDW is 0.5 Mbps.

What is the isolation rating of the ISO1412BDW?

The ISO1412BDW has a withstand isolation voltage of 5000 Vrms for 1 minute.

What are the supply voltage requirements for the ISO1412BDW?

The ISO1412BDW requires a VCC1 supply voltage between 1.71V and 5.5V, and a VCC2 supply voltage between 3V and 5.5V.

What is the operating temperature range of the ISO1412BDW?

The operating temperature range for the ISO1412BDW is -40°C to 125°C.

What type of package is the ISO1412BDW available in?

The ISO1412BDW is available in a SOIC (DW) 16 package.

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