The µPD720231A is USB 3.0 to SATA3 bridge controller, which complies with Universal Serial Bus revision 3.0 (USB 3.0) and Serial ATA (SATA) Specification revision 3.0. The controller supports USB Attached SCSI Protocol (UASP) protocol that significantly speeds up data throughput for large volumes of data.

With supporting ATAPI command, µPD720231A is also available for optical disk drives, like BD/DVD. The µPD720231 is provided in a 48-pin QFN package, incorporates two voltage regulators and power-on-reset circuit, which contribute to miniaturization of the end products.

Specifications

 

  • Compliant spec

USB 3.0/USB 2.0 (SuperSpeed (5Gbps), High-Speed (480Mbps), Full-Speed (12Mbps))
Mass Storage Class USB Attached SCSI Protocol
Mass Storage Class Bulk Only Transport
SATA3 (Gen3 (6Gbps), Gen2 (3Gbps), Gen1 (1.5Gbps))

  • Configurable GPIOs
  • Clock: 30MHz Crystal
  • SPI Interface
  • Power Supply: 3.3V and 5V from VBUS
  • On-chip 1.0V and 3.3V Regulator
  • USB Implementers Forum Certified (Test ID = 340000093)
  • 48-pin QFN (6mm x 6mm)

 

Internal Block Diagram

 

Application

 

  • External USB HDD/SSD
  • External BD/DVD Drive

 

Order Information

Order Name Package Ta
µPD720231AK8-614-BAE-A 48-pin QFN (6mm x 6mm) Lead-free product 0~85℃

Below you will find information to support the development of your application.

 

Resources for Software and Hardware

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