The industry’s first 6 Gb/s SATA port multiplier, the 88SM97xx series leverages Marvell’s leading SATA PHY technology to deliver excellent SATA device compatibility, signal integrity, and best-in-class cost/performance for SATA storage enclosures used in set-top boxes, NAS, DVR, and public cloud computing solutions. The 88SM97xx family supports one SATA 6Gb/s host port and up to five SATA 6Gb/s device ports with backward compatibility to 3Gb/s and 1.5Gb/s.

Key features

  • 6Gb/s SATA Host Port
  • 6Gb/s SATA Device Ports
  • SATA 3.0 Compliant
  • Native Command Queuing
  • FIS-Based Switching
  • eSATA Support
  • Enclosure Management
  • GPIO Support
  • SPI Flash Interface


  • Cloud Storage
  • DVR/NVR video surveillance
  • SMB prosumer storage
  • Home NAS/routers
  • Set-top boxes

Block Diagram

88SM9715 Block Diagram Figure 1: Block Diagram for 88SM9715

3G Sata Port Multiplier

The 88SM4140 SATA port multiplier consolidates the capacity of storage devices by allowing multiple SATA devices connected to a single SATA port. This port multiplier employs Marvell’s SATA 3.0 Gb/s PHY technology and support FIS for better performance.

Key features

  • 1.5/3.0 Gb/s PHY
  • 1-to-4 port SATA port multiplier
  • Hot Plug support
  • eSATA support

Product Documentation

Additional Information

Additional product information is available under NDA on the Marvell Extranet. If your company has an NDA with Marvell, please register here. If you do not have an NDA, please contact your Marvell sales representative.