Detalles del producto

Rating Catalog Integrated isolated power No Isolation rating Basic Number of channels 2 Forward/reverse channels 2 forward / 0 reverse Default output High, Low Data rate (max) (Mbps) 50 Working isolation voltage (VIOWM) (Vrms) 450, 1000 Surge isolation voltage (VIOSM) (VPK) 6500 Transient isolation voltage (VIOTM) (VPK) 4242 Withstand isolation voltage (VISO) (Vrms) 3000 CMTI (min) (V/µs) 100000 Operating temperature range (°C) -40 to 125 Supply voltage (max) (V) 5.5 Supply voltage (min) (V) 1.71 Propagation delay time (typ) (µs) 0.011 Current consumption per channel (DC) (typ) (mA) 1.2 Current consumption per channel (1 Mbps) (typ) (mA) 1.8 Creepage (min) (mm) 4 Clearance (min) (mm) 4 TI functional safety category Functional Safety-Capable
Rating Catalog Integrated isolated power No Isolation rating Basic Number of channels 2 Forward/reverse channels 2 forward / 0 reverse Default output High, Low Data rate (max) (Mbps) 50 Working isolation voltage (VIOWM) (Vrms) 450, 1000 Surge isolation voltage (VIOSM) (VPK) 6500 Transient isolation voltage (VIOTM) (VPK) 4242 Withstand isolation voltage (VISO) (Vrms) 3000 CMTI (min) (V/µs) 100000 Operating temperature range (°C) -40 to 125 Supply voltage (max) (V) 5.5 Supply voltage (min) (V) 1.71 Propagation delay time (typ) (µs) 0.011 Current consumption per channel (DC) (typ) (mA) 1.2 Current consumption per channel (1 Mbps) (typ) (mA) 1.8 Creepage (min) (mm) 4 Clearance (min) (mm) 4 TI functional safety category Functional Safety-Capable
SOIC (D) 8 29.4 mm² 4.9 x 6
  • Functional Safety-Capable
    • Documentation available to aid functional safety system design: ISO6720, ISO6721
  • 50-Mbps data rate
  • Robust isolation barrier:
    • High lifetime at 450 VRMS working voltage
    • Up to 3000 VRMS isolation rating
    • ±150 kV/µs typical CMTI
  • Wide supply range: 1.71 V to 1.89 V and 2.25 V to 5.5 V
  • 1.71-V to 5.5-V level translation
  • Default output High (ISO672xB) and Low (ISO672xFB) Options
  • Wide temperature range: –40°C to +125°C
  • 1.8 mA per channel typical at 1 Mbps
  • Low propagation delay: 11 ns typical
  • Robust electromagnetic compatibility (EMC)
    • System-Level ESD, EFT, and surge immunity
    • ±8 kV IEC 61000-4-2 contact discharge protection across isolation barrier
    • Low emissions
  • Narrow-SOIC (D-8) package
  • Safety-Related Certifications:
    • DIN EN IEC 60747-17 (VDE 0884-17)
    • UL 1577 component recognition program
    • IEC 62368-1, IEC 61010-1, IEC 60601-1
    • GB 4943.1
  • Functional Safety-Capable
    • Documentation available to aid functional safety system design: ISO6720, ISO6721
  • 50-Mbps data rate
  • Robust isolation barrier:
    • High lifetime at 450 VRMS working voltage
    • Up to 3000 VRMS isolation rating
    • ±150 kV/µs typical CMTI
  • Wide supply range: 1.71 V to 1.89 V and 2.25 V to 5.5 V
  • 1.71-V to 5.5-V level translation
  • Default output High (ISO672xB) and Low (ISO672xFB) Options
  • Wide temperature range: –40°C to +125°C
  • 1.8 mA per channel typical at 1 Mbps
  • Low propagation delay: 11 ns typical
  • Robust electromagnetic compatibility (EMC)
    • System-Level ESD, EFT, and surge immunity
    • ±8 kV IEC 61000-4-2 contact discharge protection across isolation barrier
    • Low emissions
  • Narrow-SOIC (D-8) package
  • Safety-Related Certifications:
    • DIN EN IEC 60747-17 (VDE 0884-17)
    • UL 1577 component recognition program
    • IEC 62368-1, IEC 61010-1, IEC 60601-1
    • GB 4943.1

The ISO672xB devices are high-performance, dual-channel digital isolators ideal for cost sensitive applications requiring up to 3000 VRMS (D package) isolation ratings per UL 1577. These devices are also certified by VDE, TUV, CSA, and CQC.

The ISO672xB devices provide high electromagnetic immunity and low emissions at low power consumption, while isolating CMOS or LVCMOS digital I/Os. Each isolation channel has a logic input and output buffer separated by TI’s double capacitive silicon dioxide (SiO2) insulation barrier. The ISO6720B device has 2 isolation channels with both channels in the same direction. The ISO6721B device has 2 isolation channels with 1 channel in each direction. In the event of input power or signal loss, the default output is high for devices without suffix F and low for devices with suffix F. See Device Functional Modes section for further details.

Used in conjunction with isolated power supplies, these devices help prevent noise currents on data buses, such as UART, SPI, RS-485, RS-232, and CAN from damaging sensitive circuitry. Through innovative chip design and layout techniques, the electromagnetic compatibility of the ISO672xB devices has been significantly enhanced to ease system-level ESD, EFT, surge, and emissions compliance. The ISO672xB family of devices is available in a 8-pin SOIC narrow-body (D) package and is a pin-to-pin upgrade to the older generations. For reinforced isolation requirements, refer to the ISO672x-Q1.

The ISO672xB devices are high-performance, dual-channel digital isolators ideal for cost sensitive applications requiring up to 3000 VRMS (D package) isolation ratings per UL 1577. These devices are also certified by VDE, TUV, CSA, and CQC.

The ISO672xB devices provide high electromagnetic immunity and low emissions at low power consumption, while isolating CMOS or LVCMOS digital I/Os. Each isolation channel has a logic input and output buffer separated by TI’s double capacitive silicon dioxide (SiO2) insulation barrier. The ISO6720B device has 2 isolation channels with both channels in the same direction. The ISO6721B device has 2 isolation channels with 1 channel in each direction. In the event of input power or signal loss, the default output is high for devices without suffix F and low for devices with suffix F. See Device Functional Modes section for further details.

Used in conjunction with isolated power supplies, these devices help prevent noise currents on data buses, such as UART, SPI, RS-485, RS-232, and CAN from damaging sensitive circuitry. Through innovative chip design and layout techniques, the electromagnetic compatibility of the ISO672xB devices has been significantly enhanced to ease system-level ESD, EFT, surge, and emissions compliance. The ISO672xB family of devices is available in a 8-pin SOIC narrow-body (D) package and is a pin-to-pin upgrade to the older generations. For reinforced isolation requirements, refer to the ISO672x-Q1.

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Documentación técnica

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Tipo Título Fecha
* Data sheet ISO672x General Purpose Basic Dual-Channel Digital Isolators with Robust EMC datasheet (Rev. F) PDF | HTML 04 ene 2023
Certificate VDE Certificate for Reinforced Isolation for DIN EN IEC 60747-17 (Rev. S) 29 feb 2024
Certificate VDE Certificate for Basic Isolation for DIN EN IEC 60747-17 (Rev. W) 31 ene 2024
Certificate CSA Certificate for ISO672xDWV 15 mar 2023
Certificate CSA Certificate for ISO672xD 14 mar 2023
Certificate CQC Certificate for ISOxxD (Rev. A) 07 feb 2023
Certificate CQC Certificate for ISOxxDWV (Rev. A) 07 feb 2023
Certificate TUV Certificate for Isolation Devices (Rev. K) 05 ago 2022
White paper Why are Digital Isolators Certified to Meet Electrical Equipment Standards? 16 nov 2021
White paper Distance Through Insulation: How Digital Isolators Meet Certification Requiremen PDF | HTML 11 jun 2021
Functional safety information ISO6720/ISO6720-Q1 Functional Safety, FIT Rate, FMD and Pin FMA PDF | HTML 22 feb 2021

Diseño y desarrollo

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Guía del usuario: PDF | HTML
Modelo de simulación

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  • Clasificación de nivel de sensibilidad a la humedad (MSL) / reflujo máximo
  • Estimaciones de tiempo medio entre fallas (MTBF)/fallas en el tiempo (FIT)
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  • Resumen de calificaciones
  • Monitoreo continuo de confiabilidad
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  • Lugar de fabricación
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