Features

? RapidIO ports

– 16 bidirectional S-RIO lanes

– Port widths of 1x, 2x, and 4x allow up to 20 Gbps per port

– Port speeds selectable: 6.25, 5, 3.125, 2.5, or 1.25 Gbaud

– Support Level I defined short or long haul reach, and Level II defined short-, medium-, or long-run reach for each PHY speed

– Error Management Extensions support

– Software-assisted error recovery, supporting hot swap

? I2C Interfaces

– Provides I2C port for maintenance and error reporting

– Master or Slave operation

– Master allows power-on configuration from external ROM

– Master mode configuration with external image compressing and checksum

? Switch

– 80 Gbps peak throughput

– Non-blocking data flow architecture

– Configurable for Cut-Through or Store-and-Forward data flow

– Very low latency for all packet lengths and load conditions

– Internal queuing buffer and retransmit buffer

– Standard transmitter- or receiver-controlled flow control

– Global routing or Local Port routing capability

– Supports up to 40 simultaneous multicast masks, with broadcast

– Performance monitoring counters for performance and diagnostics analysis. Per input port and output port counters

? SerDes

– Transmitter pre-emphasis and drive strength + receiver equalization provides best possible signal integrity

– Embedded PRBS generation and detection with programmable polynomials support Bit Error Rate testing