This website uses cookies. By using this site, you consent to the use of cookies. For more information, please take a look at our Privacy Policy.


Digital Isolator, 4 Channel, 50 ns, 3 V, 5.5 V, QSOP, 16 Pins

Ovaga Certification

Brands: Analog Devices, Inc

Mfr.Part #: ADUM7442ARQZ

Datasheet: ADUM7442ARQZ Datasheet (PDF)

Package/Case: QSOP-16

Product Type: Interface ICs

RoHS Status:

Stock Condition: 3068 pcs, New Original

Add To Bom

Quick Quote

Please submit RFQ for ADUM7442ARQZ or email to us: Email: [email protected], we will contact you within 12 hours.

ADUM7442ARQZ General Description

General Purpose Digital Isolator 1000Vrms 4 Channel 1Mbps 15kV/µs CMTI 16-SSOP (0.154", 3.90mm Width)



  • Small 16-lead Flatpack package
  • 200 V rms isolation rating
  • Low power operation
  • 5 V operation
  • 20 mA per channel maximum at 25 Mbps 
  • 3.3 V operation
  • 14 mA per channel maximum at 25 Mbps
  • Bidirectional communication
  • Up to 25 Mbps data rate (NRZ)
  • 3 V/5 V level translation
  • High temperature operation: 125°C
  • 100K Radiation Performance
  • 20 mA per channel maximum at 25 Mbps 
  • 14 mA per channel maximum at 25 Mbps


  • General-purpose, multichannel isolation
  • SPI interface/data converter isolation
  • RS-232/RS-422/RS-485 transceivers


Parameter Value Parameter Value
feature-maximum-operating-supply-voltage-v 5.5 feature-process-technology
feature-minimum-operating-supply-voltage-v 3 feature-packaging Tube
feature-rad-hard feature-pin-count 16
feature-supplier-package QSOP feature-standard-package-name1 SOP
feature-cecc-qualified No feature-esd-protection Yes
feature-escc-qualified feature-military No
feature-aec-qualified No feature-aec-qualified-number
feature-auto-motive No feature-p-pap No
feature-eccn-code EAR99 feature-svhc No
feature-svhc-exceeds-threshold No Series iCoupler®
Package Tube Product Status Active
Technology Magnetic Coupling Type General Purpose
Isolated Power No Number of Channels 4
Inputs - Side 1/Side 2 2/2 Channel Type Unidirectional
Voltage - Isolation 1000Vrms Common Mode Transient Immunity (Min) 15kV/µs
Data Rate 1Mbps Propagation Delay tpLH / tpHL (Max) 75ns, 75ns
Pulse Width Distortion (Max) 25ns Rise / Fall Time (Typ) 2ns, 2ns
Voltage - Supply 3V ~ 5.5V Operating Temperature -40°C ~ 105°C
Mounting Type Surface Mount Package / Case 16-SSOP (0.154", 3.90mm Width)
Supplier Device Package 16-QSOP


Shipping Type Ship Fee Lead Time
DHL DHL $20.00-$40.00 (0.50 KG) 2-5 days
Fedex Fedex $20.00-$40.00 (0.50 KG) 2-5 days
UPS UPS $20.00-$40.00 (0.50 KG) 2-5 days
TNT TNT $20.00-$40.00 (0.50 KG) 2-5 days
EMS EMS $20.00-$40.00 (0.50 KG) 2-5 days
REGISTERED AIR MAIL REGISTERED AIR MAIL $20.00-$40.00 (0.50 KG) 2-5 days

Processing Time:Shipping fee depend on different zone and country.


Terms of payment Hand Fee
Wire Transfer Wire Transfer charge US$30.00 banking fee.
Paypal Paypal charge 4.0% service fee.
Credit Card Credit Card charge 3.5% service fee.
Western Union Western Union charge US$0.00 banking fee.
Money Gram Money Gram charge US$0.00 banking fee.


1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.


  • Product

    Step1 :Product

  • Vacuum packaging

    Step2 :Vacuum packaging

  • Anti-static bag

    Step3 :Anti-static bag

  • Individual packaging

    Step4 :Individual packaging

  • Packaging boxes

    Step5 :Packaging boxes

  • bar-code shipping tag

    Step6 :bar-code shipping tag

All the products will packing in anti-staticbag. Ship with ESD antistatic protection.

Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.

We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

  • ESD
  • ESD

Datasheet PDF

Preliminary Specification ADUM7442ARQZ PDF Download

Key points

  • The ADUM7442ARQZ chip is a quad-channel digital isolator from Analog Devices. It provides galvanic isolation between high voltage and low voltage circuits, protecting sensitive components from potential voltage spikes or surges. The chip operates using iCoupler technology, ensuring high immunity to noise and low power consumption. It is commonly used in industrial automation, motor control, and power supply applications.
  • Equivalent

    There are no direct equivalent products for the ADUM7442ARQZ chip, as it is a specific isolated gate driver. However, there may be similar products available from other manufacturers that offer isolation and gate driver functionality, such as the MCP14A0455 or the TD351.
  • Features

    The ADUM7442ARQZ is a quad-channel, digital isolator with 4 kVrms isolation voltage. It provides 3.75 Mbps data rate and operates from a single 5 V supply. The device integrates ISOmodem technology to transmit multiple data types simultaneously. It features a tri-state enable signal for power savings and has an operating temperature range of -40°C to +105°C.
  • Pinout

    The ADUM7442ARQZ is a Dual-Channel Digital Isolator with 16 pins. It provides galvanic isolation between two different circuits while allowing digital signals to pass through. It is often used for applications requiring isolation, such as in industrial control systems, medical equipment, and automotive electronics.
  • Manufacturer

    The ADUM7442ARQZ is manufactured by Analog Devices, Inc. It is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits.
  • Application Field

    The ADUM7442ARQZ is used in applications that require galvanic isolation, such as industrial automation, motor control, power supplies, and communication systems. It provides isolation between low voltage systems and high voltage systems, protecting sensitive circuitry from noise and voltage spikes.
  • Package

    The ADUM7442ARQZ chip is in an SOIC (Small Outline Integrated Circuit) package type, with a form factor of tape and reel, and a size of 16-pin.

We provide high quality products, thoughtful service and after sale guarantee

  • products

    We have rich products, can meet your various needs.

  • quantity

    Minimum order quantity starts from 1pcs.

  • shipping

    Lowest international shipping fee starts from $0.00

  • guarantee

    365 days quality guarantee for all products

Ratings and Reviews

Please rate the product !
Please enter a comment

Please submit comments after logging into your account.