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Digital Isolation and Interface Technology

In today’s increasingly digitalized world ranging from Industry 4.0 to automotive electrification and digital health, Analog Devices is the expert where electrical meets electronic. With ubiquitous sensing and digitization, certified iCoupler digital isolators protect people, assets, and data from high voltages and hazardous environments. Our portfolio delivers best-in-class patented digital isolation technology for data, high power isolated dc-to-dc converters and communication protocols ranging from RS485, USB and CAN to gigabit LVDS and on to isolated gate drivers crafted for IGBT & SiC, isolated switches, and isolated Σ-Δ (sigma-delta) ADC modulators & amplifiers.

ADI’s Digital Isolation Solutions

The ADI iCoupler® Advantage

Seamless Integration for Ease of Use: Simplifies system design with the industry’s broadest portfolio for faster time to market and lower overall system cost.

Industry’s Highest-Speed and Highest-Voltage Isolation: Enables high resolution imaging systems and high bandwidth links between processors, when data and resolution are critical.

Ensures Data Integrity: Data remains complete — intact and on time in the harshest operating environments. This enables customers to meet regulatory requirements with shortened time to market.

Quality and Reliability for Trusted Safety: ADI is the leading innovator for digital isolation, providing best-in-class quality and comprehensive engineering resources. Our fully certified components and solutions create trust and instill peace of mind for customers.

Application Areas

2020 Digital Isolation and Interface Technology Selection Guide

 

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    New and Featured Isolation Products

    Digital Isolators with Isolated Power

    Part # Number of Channels Isolation Rating (kV rms) Power Supply (V) Max Data Rate (Mbps) Isolated Power Output Max Temp (°C) Package
    ADuM6420A1 4 5 4.5 to 5.5 or 3.0 to 3.6 100 500 mW 125 28-lead SOIC_FP
    ADuM6421A1 4 5 4.5 to 5.5 or 3.0 to 3.6 100 500 mW 125 28-lead SOIC_FP
    ADuM6422A1 4 5 4.5 to 5.5 or 3.0 to 3.6 100 500 mW 125 28-lead SOIC_FP
    ADP1031 7 2.5 4.5 to 60 16.6 125 41-lead LFCSP
    LTM2810 6 7.5 1.62 to 5.5 20 1 W 125 36-ball BGA
    1 Logic supply voltage range (VL or VIO) 1.6 V/1.7 V to 5.5 V.

    Isolated RS-485 Transceivers

    Part # Insulation Rating (kV rms) Max Data Rate Power Supply (V) Max Temp (°C) Packages
    Logic Side Bus Side
    ADM2461E 5.7 500kbps 1.7 to 5.5 3.0 to 5.5 125 16-lead SOIC_W
    ADM2463E 5.7 500kbps 1.7 to 5.5 3.0 to 5.5 125 16-lead SOIC_W
    ADM2563E1 3 500kbps 1.7 to 5.5 105 28-lead SOIC_FP
    ADM2567E1 3 25Mbps 1.7 to 5.5 105 28-lead SOIC_FP
    ADM2863E1 5.7 500kbps 1.7 to 5.5 105 28-lead SOIC_FP
    ADM2867E1 5.7 25Mbps 1.7 to 5.5 105 28-lead SOIC_FP
    1 Logic supply voltage range (VL or VIO) 1.6 V/1.7 V to 5.5 V.

    3.3 V RS-485 Transceivers

    Part # Max Data Rate Duplex Number of Nodes ESD Fail-Safe Supply (V) Max Temp (°C) Packages
    HBM (kV) IEC
    ADM3063E 500kbps Full 128 30 Level 4 Idle, open, short 3.0 to 5.5 125 14-lead SOIC
    ADM3064E 500kbps Full 128 30 Level 4 Idle, open, short 3.0 to 5.5,VIO 1.62 to 5.5 125 14-lead SOIC
    ADM3067E1 50Mbps Full 128 30 Level 4 Idle, open, short 3.0 to 5.5 125 14-lead SOIC
    ADM3068E 50Mbps Full 128 30 Level 4 Idle, open, short 3.0 to 5.5, VIO 1.62 to 5.5 125 14-lead SOIC
    1 Enhanced products (EP) qualified models available.

    5.0 V RS-485 Transceivers

    Part # Max Data Rate Duplex Number of Nodes ESD Fail-Safe Supply (V) Max Temp (°C) Packages
    HBM (kV) IEC
    ADM3063E 500kbps Full 128 30 Level 4 Idle, open, short 3.0 to 5.5 125 14-lead SOIC
    ADM3064E 500kbps Full 128 30 Level 4 Idle, open, short 3.0 to 5.5,VIO 1.62 to 5.5 125 14-lead SOIC
    ADM3067E1 50Mbps Full 128 30 Level 4 Idle, open, short 3.0 to 5.5 125 14-lead SOIC
    ADM3068E 50Mbps Full 128 30 Level 4 Idle, open, short 3.0 to 5.5, VIO 1.62 to 5.5 125 14-lead SOIC
    1 Enhanced products (EP) qualified models available.

    Isolated CAN Transceivers

    Part # Fault Protection (V) Insulation Rating (kV rms) Max Data Rate (Mbps) Power Supply (V) Max Temp (°C) Packages
    Logic Side Bus Side
    ADM3050E1 ±40 5.7 12 1.7 to 5.5 5 125 8-lead SOIC_IC, 16-lead SOIC_W
    ADM3056E ±40 5.7 12 1.7 to 5.5 5 125 16-lead SOIC_IC
    ADM3057E1 ±40 3 12 4.5 to 5.5, VIO 1.7 to 5.5 5 105 20-lead SOIC_W
    1 Enhanced products (EP) qualified models available.

    Low Voltage Differential Signaling (LVDS) Isolators

    Part # Max Data Rate (Mbps) Max Prop Delay (ns) Number of Channels Inputs Insulation Rating (kV rms) Working Voltage (V rms/VPEAK) Special Features Max Temp (°C) Packages
    Side 1 Side 2
    ADN4654 1100 4.5 2 2 0 5 300/424 125 20-lead SSOP,20-lead SOIC_W
    ADN4655 1100 4.5 2 1 1 5 300/424 Fail-safe 125 20-lead SSOP,20-lead SOIC_W
    ADN4656 1100 4.5 2 1 1 5 300/424 Fail-safe 105 20-lead SSOP,20-lead SOIC_W

    I2C Isolators

    Part # Isolation Rating (kV rms) Power Supply (V) Serial Data Serial Clock Max Frequency (kHz) Isolated Power Output Max Temp (°C) Package
    LTM2810 7.5 1.625 to 5.5 Bidirectional Unidirectional 400 1 W (adj 3 V to 5 V, +5 V, –5 V) 125 36-ball BGA

    SPI Digital Isolators - SPIsolator or µModule Isolated SPI

    Part # Product Feature Power Supply (V) Isolation Rating (kV rms) No. Auxiliary Inputs Slave Ports Max SPI CLK Rate (MHz) Integrated Isolated Power Isolated Power Output Max Temp (°C) Package
    Side 1 Side 2
    LTM2810 Aux channels 1.62 to 5.5 7.5 3 3 1 8 Integrated transformer driver 1W 125 36-ball BGA

    SPI Interface

    Part # Product Feature Power Supply (V) Max SPI CLK Rate (MHz) Slave Ports IEC Level 4 ESD (kV) Max Temp (°C) Package
    LTC4332 Multiple slave support 1.625 to 5.5 2 3 8 125 20-lead QFN

    Isolated Gated Drivers

    Part # Isolated Channels Insulation Rating (kV rms) Min Pulse Width (ns) Output Voltage Range (V) Output Current (APEAK) Input Logic Levels Max Temp (°C) Package
    ADuM4122 2 5 50 4.5 to 35 3 CMOS 125 8-lead SOIC_IC
    ADuM41371 1 5 70 12 to 25 6 CMOS 150 28-lead SOIC_W_FP
    1 Automotive qualified models available.

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