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ISO7742U

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Ultra-wide creepage, quad-channel, 2 forward/2 reverse, digital isolator

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Data sheet

ISO7742U

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Product details

Operating temperature range (°C) to
Operating temperature range (°C) to
SSOP (DUW) 16 269.345 mm² 26.15 x 10.3
  • Functional Safety-Capable (Planned)
    • Documentation available to aid IEC 61508 system design
  • Up to 50Mbps data rate
  • Robust SiO2 isolation barrier:
    • High lifetime at up to 1500VRMS and 2121VDC working voltage
    • Up to 12.8kV surge capability
    • Up to ±100kV/µs minimum CMTI
    • Wide temperature range: –40°C to 125°C ambient operating
  • Supply range: 2.25V to 5.5V
  • Default output high (ISO774xU) and low (ISO774xUF) options
  • Low propagation delay: 13ns typical at 5V
  • Supports SPI up to: 13.8MHz at 5V
  • Low pulse width distortion: 6.7ns maximum at 5V
  • Robust electromagnetic compatibility (EMC)
    • System-level ESD, EFT, and surge immunity
    • Low emissions
  • Ultra-Wide Package: Ultra-Wide-SSOP (DUW-16) Package
  • Safety-Related Certifications (Planned):
    • DIN EN IEC 60747-17 (VDE 0884-17)
    • UL 1577 and CSA CAS Notice No. 5A
    • IEC 62368-1, IEC 61010-1 and GB 4943.1 certifications
  • Functional Safety-Capable (Planned)
    • Documentation available to aid IEC 61508 system design
  • Up to 50Mbps data rate
  • Robust SiO2 isolation barrier:
    • High lifetime at up to 1500VRMS and 2121VDC working voltage
    • Up to 12.8kV surge capability
    • Up to ±100kV/µs minimum CMTI
    • Wide temperature range: –40°C to 125°C ambient operating
  • Supply range: 2.25V to 5.5V
  • Default output high (ISO774xU) and low (ISO774xUF) options
  • Low propagation delay: 13ns typical at 5V
  • Supports SPI up to: 13.8MHz at 5V
  • Low pulse width distortion: 6.7ns maximum at 5V
  • Robust electromagnetic compatibility (EMC)
    • System-level ESD, EFT, and surge immunity
    • Low emissions
  • Ultra-Wide Package: Ultra-Wide-SSOP (DUW-16) Package
  • Safety-Related Certifications (Planned):
    • DIN EN IEC 60747-17 (VDE 0884-17)
    • UL 1577 and CSA CAS Notice No. 5A
    • IEC 62368-1, IEC 61010-1 and GB 4943.1 certifications
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Technical documentation

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* Data sheet ISO774xU Ultra-Wide Package, Reinforced , Quad -Channel Digital Isolators datasheet PDF | HTML 04 Jun 2026
Functional safety information ISO7742U Functional Safety FIT Rate, FMD and Pin FMA PDF | HTML 29 May 2026

Design & development

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Evaluation board

ISO7741UDUWEVM — ISO7741U evaluation module (DUW package)

The ISO774xU family of devices are galvanically isolated digital isolators in ultra-wide package with >21.2mm creepage and clearance distance. The devices are designed for applications requiring high working voltages at high altitudes with a single stage digital isolator, removing the need for a (...)
User guide: PDF | HTML
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Package Pins CAD symbols, footprints & 3D models
SSOP (DUW) 16 Ultra Librarian
TI's Standard Terms and Conditions for Evaluation Items apply.

Ordering & quality

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