Diodes Incorporated
X2 QFN1616 12

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USB 2.0 Signal Conditioner

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The PI5USB212 is an USB2.0 Signal conditioner to boost the signals and insert pre-emphasis to compensate the ISI signal loss in the channels before and after the conditioner. Patent-pending Design to maintain stable common mode with symmetrical Boost/Pre-emphasis on D+/D-.

The PI5USB212 can be used in USB Host or Device application, far from USB PHY or far from connector application. Boost/ Pre-emphasis and Receiver Sensitivity levels can be configured through pin or I2C mode depending on the channel conditions. Device Attach and High-Speed handshake success are also detected and reported.


  • Wide Supply Voltage Range: 2.3V to 5.5V
  • USB Ports 5.5V Tolerance
  • Low Power Consumption in Disconnect and Shutdown Mode
  • Compatible with USB2.0, OTG 2.0 and BC 1.2
  • Host or Device Agnostic
  • Boost/Pre-emphasis Level and Receiver Sensitivity Programming through Pin Mode or I2C Mode
  • Symmetrical Boost/Pre-emphasis on D+/D- to Maintain Stable Common Mode
  • Device Attach and High-Speed Detections
  • Supports up to 5m Cable Length
  • ESD Performance: 2KV HBM, 1KV CDM
  • Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
  • Halogen and Antimony Free. “Green” Device (Note 3)
  • For automotive applications requiring specific change control (i.e. parts qualified to AEC-Q100/101/104/200, PPAP capable, and manufactured in IATF 16949 certified facilities), please contact us or your local Diodes representative. https://www.diodes.com/quality/product-definitions/
  • Packaging (Pb-free & Green):
    • 12-contact, X2QFN (XUA)


  • Notebooks
  • PCs
  • Docking
  • Cable Extenders
  • TVs
  • Monitors

Product Specifications

Product Parameters

Compliance (Only Automotive supports PPAP) Standard
Channels 1
Programming Interface(s) I2C/Pin mode

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Additional Technical Documents are available upon request:
Application information, Evaluation board, and Other technical documents

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