XRT94L55

www.DataSheet4U.com Preliminary XRT94L55 REV. P1.0.0 SONET/SDH OC-48/STM-16, 4XOC-12/STM-4, 16XOC-3/STM-1 FRAMER/CONCENTRATOR WITH INTEGRATED CDR’S GENERAL DESCRIPTION The XRT94L55 is a SONET/SDH OC-48/STM-16, 4xOC-12/STM-4, 16xOC-3/STM-1 Framer/Concentrator with integrated CDR's. Provides Overhead Transparency between low andhigh speed interfaces Supports performance monitoring and alarms required by GR.253 and ANSI T1.105 Supports 50 msecond APS by monitoring and filtering K1,K2 bytes as required by the standards Provides 48x48 STS-1 cross-connect between OC48 and OC-12/OC-3 interfaces Supports Tandem Path Monitoring for Network Failure sectionalization as required by ANSI T1.105 HIGH SPEED INTERFACE APPLICATIONS DWDM Multiplexer/Demultiplexers Add Drop Multiplexers Optical/Digital Cross-Connects Router and Switch Line Cards FEATURES Provides the highest level of integration and cost savings for Multiplexer/Concentrator applications with on chip CDR's Provides multiplexing/concentration between OC48/ STM-16 interfaces and 4xOC-12/16xOC-3 interfaces Provides 4 serial OC-12/STM-4 interfaces with integrated CDR, compatible with industry standard optical modules Provides 16 serial OC-3/STM-1 interfaces with integrated CDR, compatible with industry standard optical modules Provides 1+1 protected 4-bit parallel 2.488 Gbits/ sec OC-48/STM-16 interface, compatible with industry standard CDR/transceivers Supports the mappings for any standard combi...