MaxiMux – System-on-chip STM-4 ADM

High Level Feature Overview

  • System on chip solution for STM-4 Add/Drop multiplexers or STM-1/4 tributary cards

  • Integrated lower order cross connect, internal timing and clock functions, 12 line ports and 12 expansion ports

  • Applications:

    • Micro ADM

    • Core device on STM-4 ADM system

    • Multirate STM-1/4 tributary card

Features:

  • Line Interfaces:

    • 2 STM-1/4 dual rate interfaces

    • 10 STM-1 interfaces

    • Glueless interface to STM-1/4 multirate optical or electrial SFP modules

  • Backplane interfaces:

    • 10 BP622 and 2 BP155 interfaces for tributary or mate card interfaces

  • RS and MS overhead byte processing functions

  • Integrated clock data recovery and scrambling on STM-1 interfaces

  • Crossconnects: 81x78 VC-4, 1008x1008 VC-12, 48x48 VC-3

  • Pointer processing, overhead termination and protection schemes on VC-12, VC-3 and VC-4

  • Contiguous concatenation for VC-4-4c

  • Path monitoring to support SNCP protection and fault management

  • AIS, Unequipped and PRBS generators and monitors

  • G.813 SEC Stratum-3 network element timing

  • Dedicated external timing interface with 2 MHz and 2 Mbit/s modes

  • Access to DCC and User byte channels

  • Access to backplane overhead bytes

  • HDLC based in-band management channels over VC12

  • Performance monitoring

  • Fault management

  • Loopbacks

  • 32 bit controller interface

Features

  • Line and section Byte processing functions
  • Integrated clock data recovery and scrambling on all ports
  • 28.5 Gb/s AU4/STS1 Higher Order crossconnect (549 STS1, 183 VC4)
  • 7.5 Gb/s VC12/VT1.5/VC3 Lower Order crossconnect (4032 VT1.5, 3024 VC12, 144 LO-VC3)
  • Hardware assisted UPSR/SNC protection switching for VT1.5, VC12 and LO-VC3
  • SONET/SDH pointer processing, overhead termination and protection schemes
  • Contiguous Concatenation for VC-4-16c, VC-4-4c, STS-48c, STS-12c and STS-3c
  • AIS, Unequipped and PRBS generators and monitors
  • G.813 SEC, GR-1244 Stratum-3 network element timing
  • 2MHz, E1 and DS1 timing interfaces
  • 4 E1/DS1 ports
  • Telecom bus 8-bit, 155 or 622Mb/s
  • Flexible SONET/SDH overhead access ports
  • Access to backplane overhead Bytes
  • Access to 48 DCC channels
  • HDLC based in-band management channels via DS1 or E1
  • Performance monitoring
  • Fault management
  • Loopbacks
  • 32-bit controller interface

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    MaxiMux product brief (pdf)

    block diagram

    Features and benefits:


    Feature

    Benefit

    Multi-rate line interfaces

    Optimal for flexible STM-1 or STM-4 line selection

    CDR on all STM-N interfaces

    No need for external clock data recovery or (de)mux device

    Integrated CDR

    Direct connection to SFP modules

    Integrated G.813 SEC network clock

    Low device overhead

    Integrated clock generation and distribution

    No need for external clock devices

    Non blocking cross connects

    Flexible grooming and protection switching of traffic

    Optimized interface between mate devices

    Straightforward design of protected ADM core cards


    Applications

    applications
    MaxiMux applications