LSI53C1020A

LSI53C1020A

LSI53C1020A

The LSI53C1020A is an extremely high performance, intelligent PCI-X to Ultra320 SCSI controller. Its Fusion-MPT™ (Message Passing Technology) based architecture provides the highest-possible performance from the Ultra320 SCSI channel, unparalleled flexibility and reliability, and binary compatibility of host software for emerging I/O interfaces.

Features

  • Pin compatible with LSI53C1020 Ultra320 SCSI controller 
    • Design board to accommodate either device in the same socket
  • 133 MHz, 64-bit PCI-X interface 
    • Theoretical 1066 MBps zero wait state transfer rate 64-bit addressing support through Dual Address Cycle (DAC) 
    • Compliant with PCI 2.2 and PCI-X Addendum Rev. 1.0 
    • Compliant with PCI Power Management Interface 
    • Specification 1.1 and PC2001 Draft
  • Supports Ultra320 SCSI with: 
    • Double transition clocking for 320 MBps throughput 
    • Packetized protocol 
    • Quick Arbitrate and Select (QAS) 
    • Skew compensation 
    • InterSymbol Interference (ISI) compensation 
    • Domain validation, including margining
  • Performance optimized architecture 
    • ARM® processors provide high performance with low latency 
    • Enhanced interrupt coalescing with hardware assist 
    • Designed for optimal packetized performance
  • SCSI Interrupt Steering Logic (SISL) provides alternate interrupt routing for RAID applications
  • Proven integrated LVDlink™ transceivers for direct attach to either Low Voltage Differential (LVD) or single-ended (SE) SCSI buses with precision controlled slew rates
  • Comprehensive SureLINK ™ domain validation 
    • Basic (Level 1) with inquiry command 
    • Enhanced (Level 2) with read/write buffer 
    • Margined (Level 3) with margining of drive strength and slew rates
  • IEEE 1149.1 JTAG boundary scan
  • Flash and local memory interface
  • Packaged in a 448 or 384 EPBGA
  • Supports Integrated Mirroring
  • Supported by Fusion-MPT drivers with full operating system support: 
    • Windows® NT®/2000 
    • Linux™ 
    • Solaris™ 
    • UnixWare™ 
    • Novell® NetWare®

More

Benefits

  • Unmatched performance with Fusion-MPT architecture 
    • Based on industry standard ARM technology 
    • High throughput, low CPU utilization to offload the host processor 
    • 320 MBps bandwidth on SCSI bus 
    • 1066 MBps bandwidth on PCI-X bus
  • Time to market reduced with Fusion-MPT architecture 
    • Single driver binary for SCSI and Fibre Channel products
    • Thin, easy to develop drivers 
    • Less integration and certification effort
  • Robust system operation with SureLINK domain validation