T8208

www.DataSheet4U.com Advance Data Sheet September 2001 CelXpresTM T8208 ATM Interconnect 1 1.1 s Product Overview Features s Programmable priority for control/data cells transmission onto cell bus Microprocessor access to all headers of control cell Ability to clear counters on read Simplified looping to any system device with a single register programming UTOPIA clock sourcing with additional settings Programmable operations and maintenance and resource management (OAM/RM) cell routing Support of multicast and broadcast cells per PHY s OC-12 data throughput on UTOPIA (16-bit) (independently on RX and TX UTOPIA) Shared UTOPIA mode UTOPIA Level 1 and 2 (8-bit/16-bit) cell-level handshake interface (ATM or PHY layers) Multi-PHY (MPHY) operation Programmable ATM layer supports up to 64 PHY ports s s s s s s s s s s s s s Optional monitoring of misrouted cells Egress SDRAM buffer support to extend UTOPIA s Counters for dropped cells per queue output priority queues for 32K to 512K cells: — 128 queues configurable up to four queues per s Digital loopback before cell bus DataShee PHY with programmable sizes s Microprocessor interface, supporting both Motor— Programmable number of UTOPIA output queues with four levels of priority DataSheet4U.com ola® and Intel ® modes (multiplexed and nonmultiplexed) Support of ATM traffic management via partial s Control cell transmission and reception through packet discard (PPD), forward explicit congestion microprocessor port noti...