Highlights
  • 2:1 DWORD multiplexing allows maximum bandwidth utilization when using legacy SAS or SATA 3G HDDs
  • SAS 2.0 zoning support
  • Self-configuring routing tables
  • Integrated MIPS processor for enclosure management and SES support
  • Flexible wide port configurations
  • Integrated non-blocking cross bar switch allows any-port to anyport connections
  • STP bridge function allows for either SAS or SATA target devices to be attached to any port
  • STP initiator capability for HDD authentication
  • All target ports support spin-up control for both SATA and SAS devices
 
Product Overview

The PM8004 SXP 24x6GSec device is a 24-port SAS expander that features 6G/3G multiplexing, SAS 2.0 zoning, self-configuration, table-to-table routing, an Ethernet port, and an integrated MIPS processor for SES and enclosure management support. Applications for the SXP 24x6GSec include SAS/SATA JBODs and RBODs, high-density SAS HBAs, blade server disk interconnects, SAS switches and HDD expansion for enterprise servers.

Benefits
  • Supports native 6G connections on all ports for support of SAS 6G and SATA 6G HDDs
  • Supports 2:1 DWORD muxing for maximum bandwidth aggregation when used in a system with SAS or SATA 3G HDDs
  • Table-to-table routing removes need for keyed connectors
  • Integrated Ethernet port for seamless interface to management entity
  • Integrated MIPS processor for enclosure management
  • Firmware compatibile with PMC-Sierra's maxSAS 3 Gbit/s SAS expanders and stand-alone enclosure management controllerss
High-speed I/O
  • 1.5 Gbit/s, 3.0 Gbit/s and 6.0 Gbit/s operation
  • Programmable decision feedback equalizer (DFE) as per SAS 2.0
  • Supports Spectrum Clocking (SSC) as per SAS 2.0 and SATA2.5
  • Programmable transmit pre-emphasis
  • Programmable transmit output swing
  • Integrated resistive termination and AC coupling
Peripheral Interfaces
  • 10/100 Ethernet port
  • UART interface for system monitoring and debugging support
  • SGPIO interface and parallel GPIO support
  • Multiple Two-Wire interfaces
Third Party Support
  • Green Hills MULTI development environment and EJTAG debugger
  

Typical Applications include:

  • Blade servers
  • Enterprise server storage
  • Fabric attached storage

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Product Brief
      Version Issue Date
Locked PDF Document PM8004 SXP 24x6GSec 6 Gbit/s SAS Expander Product Brief [383 KB] PMC-2080328 5 2012-03-26
Symbols/Footprints
      Version Issue Date
Locked Compressed Document PM8004 SXP 24x6GSec 592 FCBGA CAD Symbols and Footprints [379 KB] PMC-2080754 1 2008-06-06