Product description
   The AX88873 10/100Mbps Dual Speed repeater Controller is a counterpart of AX88872 without built in 4-ports switch. It is design for low cost dual speed dumb HUB application.

FEATUREs
• IEEE 802.3u repeater compatible
• Supports 8 10/100Mbps RMII I/F repeater ports
• Accompany with AX88872 to build a low cost dual
   speed repeater solution
• Up-to 4 repeaters can be cascaded for vertical
   expansion
• Up-to 3 chips can be cascaded locally for horizontal
   expansion
• All ports can be separately isolated or partitioned in
   response to fault condition
• Separate jabber and partition state machines for
   each port
• Per-port LED display for Jabber, Partition, Activity
   and global collision, utilization (%) for
   10/100Mbps presentation
• Power on LED diagnosis. All the LED display will
   follow the “ON-OFF-ON-OFF-Normal” operation
   procedure during/after power on reset
• 50MHz Operation, 3.3volt and 128-pin PQFP