ADUM1301

PRODUCTION

Triple-Channel Digital Isolator

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Overview

  • Qualified for automotive applications
  • Low power operation
    • 5 V operation
      • 1.2 mA per channel maximum @ 0 Mbps to 2 Mbps
      • 3.5 mA per channel maximum @ 10 Mbps
      • 32 mA per channel maximum @ 90 Mbps
    • 3 V operation
      • 0.8 mA per channel maximum @ 0 Mbps to 2 Mbps
      • 2.2 mA per channel maximum @ 10 Mbps
      • 20 mA per channel maximum @ 90 Mbps
  • Bidirectional communication
  • 3 V/5 V level translation
  • High temperature operation: 125°C
  • High data rate: dc to 90 Mbps (NRZ)
  • Precise timing characteristics
    • 2 ns maximum pulse width distortion
    • 2 ns maximum channel-to-channel matching
  • High common-mode transient immunity: >25 kV/μs
  • Output enable function
  • 16-lead SOIC wide body package
  • RoHS-compliant models available
  • Safety and regulatory approvals
    • UL 1577:
      • VISO = 2500 Vrms for 1 minute
    • IEC/EN/CSA 62368-1
    • EN 60950-1
    • IEC/CSA 60601-1
    • IEC/CSA 61010-1
    • CQC GB4943.1
    • DIN EN IEC 60747-17 (VDE 0884-17)
      • VIORM = 560 Vpeak

The ADuM130x are triple-channel digital isolators based on the Analog Devices, Inc., iCoupler® technology. Combining high speed CMOS and monolithic transformer technology, these isolation components provide outstanding performance characteristics superior to alternatives, such as optocouplers.

By avoiding the use of LEDs and photodiodes, iCoupler devices remove the design difficulties commonly associated with optocouplers. The typical optocoupler concerns regarding uncertain current transfer ratios, nonlinear transfer functions, and temperature and lifetime effects are eliminated with the simple iCoupler digital interfaces and stable performance characteristics. The need for external drivers and other discrete components is eliminated with these iCoupler products. Furthermore, iCoupler devices consume one-tenth to one-sixth of the power of optocouplers at comparable signal data rates.

The ADuM130x isolators provide three independent isolation channels in a variety of channel configurations and data rates (see the Ordering Guide in the data sheet). Both models operate with the supply voltage on either side ranging from 2.7 V to 5.5 V, providing compatibility with lower voltage systems as well as enabling a voltage translation functionality across the isolation barrier. In addition, the ADuM130x provide low pulse width distortion (<2 ns for CRW grade) and tight channel-to-channel matching (<2 ns for CRW grade). Unlike other optocoupler alternatives, the ADuM130x isolators have a patented refresh feature that ensures dc correctness in the absence of input logic transitions and when power is not applied to one of the supplies.

APPLICATIONS

  • General-purpose multichannel isolation
  • SPI interface/data converter isolation
  • RS-232/RS-422/RS-485 transceivers
  • Industrial field bus isolation
  • Automotive systems

ADUM1301
Triple-Channel Digital Isolator
ADuM1301 Functional Block Diagram ADuM1301 Pin Configuration
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Documentation

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Hardware Ecosystem

Parts Product Life Cycle Description
ADUM342E RECOMMENDED FOR NEW DESIGNS 5.7 kV/3.0 kV rms Quad Digital Isolators
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Tools & Simulations


Evaluation Kits

eval board
EVAL-ADUMQS

EVAL-ADUMQS

Features and Benefits

  • Convenient connections for power through screw terminal blocks
  • Add-on BNC connector for 50 Ω signal sources
  • On-board signal routing
  • Support for signal wrap back
  • Simple signal paths to reduce transmission line effects
  • Pull-up and pull-down provided for control lines
  • Support for isoPower
  • Project area that supports surface-mount and through-hole devices

Product Details

EVAL-ADuMQSEBZ can be used with most iCoupler® and isoPower(R) isolation products in the 16-lead, wide-body SOIC and QSOP packages. The evaluation board supports the common pad positions for power, ground, and I/O pins.

Supported iCoupler® Products

  • ADuM130x
  • ADuM131x
  • ADuM140x
  • ADuM141x
  • ADuM1510
  • ADuM240x
  • ADuM330x
  • ADuM340x
  • ADuM344x
  • ADuM440x
  • ADuM5000
  • ADuM520x
  • ADuM540x
  • ADuM6000
  • ADuM620x
  • ADuM640x
  • ADuM744x
  • ADuM7510

EVAL-ADUMQS
EVAL-ADUMQS
EVAL-ADUMQSEBZANGLE EVAL-ADUMQSEBZBOTTOM

Reference Designs

Simplified Schematic of the Analog Output Circuit
CN0229 Circuits from the lab

4-Channel, Flexible, Configurable, Voltage, and Current Output Circuit for I/O Card and PLC Applications

Features and Benefits

  • Quad channel Current and Voltage Outputs
  • 16-bit Resolution for PLC Systems
  • Digitally Isolated from Application
Basic Analog Output Circuit for Single Channel
CN0204 Circuits from the lab

Flexible, High Voltage, High Accuracy, Low Drift PLC/DCS Analog Output Module

Features and Benefits

  • High voltage, up to 44V
  • Programmable analog output
  • Galvanic isolation from rest of system
  • Ideal for PLC and DCS modules
CN0229
4-Channel, Flexible, Configurable, Voltage, and Current Output Circuit for I/O Card and PLC Applications
Simplified Schematic of the Analog Output Circuit
CN0204
Flexible, High Voltage, High Accuracy, Low Drift PLC/DCS Analog Output Module
Basic Analog Output Circuit for Single Channel

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