MT90222

MT90222/3/4 4/8/16 Port IMA/TC PHY Device Data Sheet Features IMA Up to 16 T1, E1, J1, DSL links & up to 8 IMA groups with 1 to 16 links/IMA group1 Supports symmetrical & asymmetrical operation CTC (common transmit) & ITC (independent transmit) clocking modes Pre-processing of RX ICP (IMA control protocol) cells IMA layer & per link statistics and alarms for performance monitoring with MIB support Ordering Information MT90222AG 384 Pin PBGA MT90224AG 384 Pin PBGA MT90223AG 384 Pin PBGA MT90223AG2 384 Pin PBGA** MT90224AG2 384 Pin PBGA** **Pb Free Tin/Silver/Copper -40°C to +85 °C Trays Trays Trays Trays Traus March 2006 www.DataSheet4U.com HEC (header error control) verification & generation, error detection, filler cell filtering (IMA mode) and idle/unassigned cell filtering (TC mode) TC layer statistics and error counts i.e. HEC errors with MIB support TC and UNI Supports mixed-mode operation: links not assigned to an IMA group can be used in TC mode ATM framing using cell delineation Standards Compliant ATM Forum - IMA 1.1 (AF-PHY-0086.001) & backwards compatible with IMA 1.0 ATM Forum - ATM over Fractional T1/E1 (AFPHY-0130.00) ITU G.804 cell mapping & ITU I.432 cell delineation 1. MT90222 supports up to 4 serial links with maximum 4 groups to be used - groups 0,1,2,3. MT90223 supports up to 8 serial links MT90224 supports up to 16 serial links RX External Static RAM TDM Ring RX Utopia Level 2 BUS TX Rx Utopia FIFo Internal IMA Processo...