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ISO7741U

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Ultra-wide creepage, quad-channel, 3 forward/1 reverse, digital isolator

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Data sheet

ISO7741U

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Product details

Rating Catalog Integrated isolated power No Number of channels 4 Forward/reverse channels 3 forward / 1 reverse Data rate (max) (Mbps) 0.00005 Protocols GPIO, PWM, SPI, UART Propagation delay time (typ) (ns) 13 Isolation rating Reinforced Withstand isolation voltage (VISO) (Vrms) 5000 Surge isolation voltage (VIOSM) (kVPK) 12.8 CMTI (min) (kV/µs) 0.1 Default output High, Low Creepage (min) (mm) 21200 Current consumption per channel (DC) (typ) (mA) 5 Current consumption per channel (1 Mbps) (typ) (mA) 3 Supply voltage (min) (V) 2.25 Supply voltage (max) (V) 5.5V Operating temperature range (°C) to Transient isolation voltage (VIOTM) (VPK) 1500 Clearance (min) (mm) 21200
Rating Catalog Integrated isolated power No Number of channels 4 Forward/reverse channels 3 forward / 1 reverse Data rate (max) (Mbps) 0.00005 Protocols GPIO, PWM, SPI, UART Propagation delay time (typ) (ns) 13 Isolation rating Reinforced Withstand isolation voltage (VISO) (Vrms) 5000 Surge isolation voltage (VIOSM) (kVPK) 12.8 CMTI (min) (kV/µs) 0.1 Default output High, Low Creepage (min) (mm) 21200 Current consumption per channel (DC) (typ) (mA) 5 Current consumption per channel (1 Mbps) (typ) (mA) 3 Supply voltage (min) (V) 2.25 Supply voltage (max) (V) 5.5V Operating temperature range (°C) to Transient isolation voltage (VIOTM) (VPK) 1500 Clearance (min) (mm) 21200
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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* Data sheet ISO774xU Ultra-Wide Package, Reinforced , Quad -Channel Digital Isolators datasheet PDF | HTML 04 Jun 2026
Functional safety information ISO7741U Functional Safety FIT Rate, FMD and Pin FMA PDF | HTML 29 May 2026

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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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SSOP (DUW) 16 Ultra Librarian
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