GENERAL DESCRIPTION
The VSC055 Enhanced I2C Backplane Controller is an integrated CMOS circuit that significantly reduces system cost by integrating all of the digital logic typically required to monitor a storage enclosure.
   
FEATURES
► Up to 64 Bits of 5 Volt Tolerant, User-definable, Bi-directional
    General Purpose I/O
► Slave mode I2C serial interface
► Integrated Port Bypass, Clock Recovery and Signal Detect Support
    for up to 16 Drive Ports
► Eight Programmable Fan Speed Monitoring Inputs
► Eight Programmable Pulse Width Modulated Fan Control Outputs
► Pairing of GPI/O Pins for Direct Input/Output Signal Routing/Buffering
► Selectable Direct LED Drive Flashing Capability
► Pin-programmable Addressing for up to 16 Devices on a Single Serial Bus
   
APPLICATIONS
► Any Embedded Control Application Including:
    - SCSI and Fibre Channel JBODs or SBODs
    - Disk Arrays
    - RAID Subsystems
    - Servers
    - Telecommunication Equipment