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Interface ICs provide complete electronic interface circuit functions in a single chip which increases reliability while providing significant savings in design effort, design size and cost. Interface devices control and manage signal communications between diverse electronic systems. Our wide selection of interface ICs enable robust, reliable and efficient communications which simplify design while providing the highest levels of signal isolation and protection. Our market-leading transceivers, IO-Link devices, USB, high-speed serial link and industrial I/O interface devices support a broad variety of applications, including industrial, automotive, mobile and portable devices.

IO Link Transceivers

IO-Link® is a 3-wire industrial communications standard designed for linking sensors and actuato...

Controllers/Expanders

Maxim's controllers provide protocol conversion and port expansion for popular serial communicat...

Level Translators

Level translators provide an interface between components that operate at different voltage leve...

Industrial IO

Our industrial digital and analog I/O IC portfolio provides the highest levels of robustness on ...

Isolation

Isolation ICs provide complete galvanic isolation between two power domains to protect circuits ...

High-Speed Signaling

Our high-speed differential signaling ICs support many standards, including CMOS, LCDS and TTL.

Universal Serial Bus

Our USB products provide solutions ranging from USB signaling to USB power management.

Signal Line Protection ICs

Signal line protection circuits significantly increase survivability by clamping over-voltage ev...

Signal Integrity

Maxim's portfolio of signal integrity solutions provides protocol-specific redrivers and equaliz...

Current Loop Products 4-20ma

Maxim provides a wide range of products designed for implementing and protecting 4-20mA communic...

Broadband Switches

Maxim's broadband switch portfolio offers protocol-specific solutions for high-speed (> 500MHz) ...

Sensor Interface

Sensor interface ICs connect directly to a sensor element and provide the needed signal conditio...

Featured Videos


Heat Map Comparison of IO-Link Device Transceivers
1:03 November 15, 2016


Micro PLC Universal Analog Input Card
5:37 December 04, 2015


What is IO-Link?
4:58 April 23, 2015

Technical Documents

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Featured Products

MAX33042E +5V, 4Mbps CAN Transceiver with ±40V Fault Protection, ±25V CMR, and ±40kV ESD in SOT23/8

The MAX33042E is a +5V CAN transceiver with integrated protection for industrial applications. T...
  • Integrated Protection Increases Robustness
    • Increased Protection on CANH and CANL
      • ±40V Fault Tolerant
      • ±40kV ESD HBM Protection
      • ±12kV Contact and ±15kV Air-Gap ESD (ISO 10605, IEC 61000-4-2) Protection
      • ±25V Extended Common-Mode Input Range (CMR)
      • Short-Circuit Protection
    • Transmitter-Dominant Timeout Prevents Lockup
    • Thermal Shutdown
  • Provides Flexible Design Options
    • Slow Slew Rate to Minimize EMI
    • Low-Current Standby Mode
    • Shutdown Pin to Save Power
  • Small Package Option to Save PCB Area
    • 8-Pin SOT23
  • High-Speed Operation of up to 4Mbps
  • Operating Temperature Range of -40°C to +125°C
  • MAX14919 Industrial-Protected Quad-Channel Low-Side Switch

    The MAX14919 industrial-protected quad-channel lowside switch features140mΩ (typ) on-resistance ...
    • 5V or 7V to 60V Supply Voltage
    • 800mA Load Current per OUT
    • Integrated 5V/30mA Linear Regulator
    • 5V to 48V Load Voltage Range
    • Up to 200kHz (min) Switching Rates
    • Reduces Power and Heat Dissipation
      • 140mΩ (typ) On-Resistance per channel
      • 1.7mA (typ) Supply Current
      • Settable Load Current Limit
      • 2x Inrush Load Current Option for 10ms
    • Robust Design Features
      • Internal inductive Energy Clamp at 55V(typ)
      • Short-Circuit Protection
      • Reverse Current Detection for Protection against Load-Supply Miswiring
      • ±1kV/42Ω, 8μs/20µs Surge Protection
      • ±8kV Contact and ±25kV Airgap ESD Protection
      • -40°C to +125°C Operating Ambient Temperature
    • Active-Low FAULT Indication for:
      • Thermal Overload
      • Reverse Load Current Detection
      • Undervoltage Lockout on V5 Supply
    • Compact 20-pin, 6.5mm x 6.4mm TSSOP Package
    • Compact 20-pin, 4mm x 5mm TQFN Package
    MAX3100 SPI/MICROWIRE-Compatible UART in QSOP-16

    MAX3100 SPI/MICROWIRE-Compatible UART in QSOP-16

    The MAX3100 universal asynchronous receiver transmitter (UART) is the first UART specifically op...
    • Small TQFN and QSOP Packages Available
    • Full-Featured UART:
      • IrDA SIR Timing Compatible
      • 8-Word FIFO Minimizes Processor Overhead at High Data Rates
      • Up to 230k Baud with a 3.6864MHz Crystal
      • 9-Bit Address-Recognition Interrupt
      • Receive Activity Interrupt in Shutdown
    • SPI/MICROWIRE-Compatible µC Interface
    • Lowest Power:
      • 150µA Operating Current at 3.3V
      • 10µA in Shutdown with Receive Interrupt
    • +2.7V to +5.5V Supply Voltage in Operating Mode
    • Schmitt-Trigger Inputs for Opto-Couplers
    • TX and RTS Outputs Sink 25mA for Opto-Couplers

    MAX33042ESHLD Evaluation Kit for the MAX33042E

    The MAX33042E shield is a fully assembled and tested printed circuit board (PCB) that demonstrat...
    • Easy Evaluation of the MAX33042E
    • I/O Interface Compatibility from 1.71V to 5.5V
    • Proven PCB Layout
    • Mbed™/Arduino® Platform Compatible
    • Fully Assembled and Tested

    MAX22007 Four-Channel 12-Bit Configurable Analog Output with Integrated Voltage Reference

    The MAX22007 is a software-configurable four-channel analog output device that drives a voltage ...
    • Configurable Outputs
      • Each Output Individually Configurable
      • Internal Comparator to Allow Calculating Load Impedance for Voltage-Mode or Current-Mode
      • Voltage Mode is 0V to 10.5V Linear Range with 12.5V Overrange for Loads from 1kΩ to 1MΩ
      • Current Mode is 0mA to 21mA Linear Range with 25mA Overrange for Loads from 0Ω to 750Ω
    • System Accuracy
      • V/I Output Resolution is 12-Bits
      • Factory Calibrated for Gain and Offset Error within ± 0.2% at +25°C
      • V/I Total Unadjusted Error Less Than ± 1% from -40°C to +85°C
    • Robust with Integrated Diagnostics
      • ±42VP-P Protection for Output Drivers
      • ±1kV Surge Protection with 4.99kΩ Series Resistors at Input Pins
      • ±2.5kV HBM ESD Protection on All Pins
      • Outputs have Short-Circuit and Overvoltage Protection with External Diodes
      • Thermal Monitoring and Shutdown Protection
    • Simple and Low-Cost Interface
      • Up to 30MHz SPI Serial Interface with Optional 8-Bit CRC
      • Daisy-Chain Mode to Reduce System Cost
      • VDD = 2.7V to 5.5V for Easy Interface to the Microcontroller
      • High Voltage Output Supplies:
        • HVDD: +8V to +24V
        • HVSS: -2V to 0V
    • Robust Performance in a Compact Package
      • -40°C to 85°C Operating Temperature Range
      • 56-pin TQFN, 8mm x 8mm
    MAX77958EVKIT-2S6 Evaluation Kit for the <a href="/en/products/MAX77958">MAX77958</a>, <a href="/en/products/MAX77961">MAX77961</a>

    MAX77958EVKIT-2S6 Evaluation Kit for the MAX77958, MAX77961

    The MAX77958 evaluation kit (EV kit) is a fully assembled and tested printed circuit board (PCB)...
    • High Voltage VBUS Range
    • Short to V Protection on CC Pins
    • Type-C Support and USB-PD Support
      • Mode configuration: DFP/UFP/DRP
      • Type-C rev1.3 and PD3.0 Compatible
      • Cable Orientation and Power Role Detection
      • Integrated VCONN Support Try.Snk State
      • Support Audio
      • Support Debug Accessory Sink/Source Mode
      • FRS (Fast Role Swap) Initial Sink Support
      • PPS (Programmable Power Supply) Sink Support
    • Support BC1.2 Legacy/Proprietary Charger Detection
      • Integrated D+/D- Switches
    • MTP Memory for Storing Custom Configuration
    • Moisture Detection and Corrosion Prevention
    • Customization Script
    • I2C Programmable Configuration
    • I2C Master to Control External Charger or DC-DC Converter IC
    • Nine Configurable GPIOs (GPIO6 for SID)
      • External SuperSpeed Mux/Detection/IRQ
      • EN/DISABLE External Power or FETs
    • On-Board I2C Interface
    • Windows 10 Compatible
    • Proven PCB Layout
    • Fully Assembled and Tested
    MAX77958EVKIT-3S6 Evaluation Kit for the <a href="/en/products/MAX77958">MAX77958</a>, <a href="/en/products/MAX77961">MAX77961</a>

    MAX77958EVKIT-3S6 Evaluation Kit for the MAX77958, MAX77961

    The MAX77958 evaluation kit (EV kit) is a fully assembled and tested printed circuit board (PCB)...
    • High Voltage VBUS Range
    • Short to V Protection on CC Pins
    • Type-C Support and USB-PD Support
      • Mode configuration: DFP/UFP/DRP
      • Type-C rev1.3 and PD3.0 Compatible
      • Cable Orientation and Power Role Detection
      • Integrated VCONN Support Try.Snk State
      • Support Audio
      • Support Debug Accessory Sink/Source Mode
      • FRS (Fast Role Swap) Initial Sink Support
      • PPS (Programmable Power Supply) Sink Support
    • Support BC1.2 Legacy/Proprietary Charger Detection
      • Integrated D+/D- Switches
    • MTP Memory for Storing Custom Configuration
    • Moisture Detection and Corrosion Prevention
    • Customization Script
    • I2C Programmable Configuration
    • I2C Master to Control External Charger or DC-DC Converter IC
    • Nine Configurable GPIOs (GPIO6 for SID)
      • External SuperSpeed Mux/Detection/IRQ
      • EN/DISABLE External Power or FETs
    • On-Board I2C Interface
    • Windows 10 Compatible
    • Proven PCB Layout
    • Fully Assembled and Tested

    MAX31826EVSYS1 Evaluation Kit for the MAX31826

    The MAX31826 evaluation system (EV system) demonstrates the MAX31826 1-Wire® digital temperature...
    • On-Board I2C to 1-Wire Converter (DS2482)
    • Proven PCB Layout
    • Fully Assembled and Tested
    • Windows XP®, Windows 7/8/8.1/10-Compatible Software

    MAX31826EVKIT Evaluation Kit for the MAX31826

    The MAX31826 evaluation system (EV system) demonstrates the MAX31826 1-Wire® digital temperature...
    • On-Board I2C to 1-Wire Converter (DS2482)
    • Proven PCB Layout
    • Fully Assembled and Tested
    • Windows XP®, Windows 7/8/8.1/10-Compatible Software

    MAX16602CL8EVKIT Evaluation Kit for the MAX16602 and MAX20790

    The MAX16602CL8 evaluation kit (EV kit) is a fully assembled and tested surface-mount circuit bo...
    • High Power Density and Efficiency
      • Monolithic, Smart Power-Stage Support: MAX20790
      • Small Power-Stage Footprint: ~24mm2
      • Top-Tier Efficiency (95.6% Peak Efficiency at 1.8VOUT)
      • Integrated Input Power Monitor
    • Telemetry Through PMBus
      • Digitally Programmable Configuration
      • Input Voltage, Current, and Power Monitoring
      • Power-Stage Temperature Monitoring and Reporting
    • Advanced Power Management
      • Autonomous Phase-Shedding
      • Orthogonal Current Rebalance for Phase-Current Balance During Transients
      • Low Quiescent Current—Improves Light-Load and Standby Efficiency
      • Protection Features
      • Controller Input and Bias Supply Undervoltage Protection
      • Power-Stage Supply and Boost UVLO Protection
      • Power-Stage Boost Refresh
      • Power-Stage VX Short and Overtemperature Shutdown
      • Fast Overcurrent Protection
    • Proven PCB Layout
    • Fully Assembled and Tested

    Reference Designs

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    DS9481R-3C7

    With the PC utility, easily exercise and evaluate 1-Wire devices.
    Product Image

    DS9090EVKIT

    With the PC utility, exercise and evaluate a broad range of 1-Wire devices.
    Product Image

    DS2484EVKIT

    DS2484 Converts I2C slave to 1-Wire master. Independent and flexible I2C and 1-Wire operating vo...
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    DS9488-GP8

    Simultaneously programs up to eight 1-Wire devices.
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    DS9120

    Designed for use with the DS2484EVKIT and 1-Wire PC adapters such as DS9490R.
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    MAX22190EVKIT

    Fully IEC61131-2-compliant octal digital input with wire-break detection, integrated diagnostics...
    Product Image

    MAX14914EVKIT

    The only fully software-configurable DIO push-pull, fast, and surge protection product with Safe...
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    MAX14912EVKIT

    Octal HS or push-pull, SafeDemag surge protection with integrated diagnostics and LED matrix.
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    MAX22701EVKIT

    Includes two identical ICs for measurement of part-to-part propagation delay matching.
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    MAXREFDES150

    Integrates 30 industrial IOs for lower heat dissipation and faster throughput in less than ten c...