VSC7156

Enhanced 24-PHY 1.5Gbps and 3.0Gbps SAS Edge/Fanout Expander

Low-Cost Single-Chip SAS Edge/Fanout Expander with Comprehensive Statistics (per PHY)

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Part Details

  • 24 SAS Expander PHYs with Integrated SerDes
  • Each PHY Can Operate Independently at 1.5Gbps or 3.0Gbps
  • Configurable as a SAS Fanout or Edge Expander
  • Nonblocking Switch Architecture (Any PHY to Any PHY Connectivity)
  • Table Routing
  • SMP and SSP Virtual PHY with Initiator and Target Capability
  • Embedded Enclosure Management Processor for Local Control and SES Functions
  • Four Operating Modes: Parallel Master, Parallel Slave, I²C Serial Interface Slave, and SPI™ Master Modes
  • Automatic PHY Speed Detection and Negotiation
  • Serial ATA Drive Support via Internal STP/SATA Bridging Functions
  • Programmable Output Deemphasis and Input Signal Equalization Levels
  • 3.3V, 1.8V, and 1.2V Power
  • 484-Pin, 31mm x 31mm TBGA
  • End-to-End Zoning
  • Comprehensive Statistics (per PHY)
VSC7156
Enhanced 24-PHY 1.5Gbps and 3.0Gbps SAS Edge/Fanout Expander
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