DATA SHEET
PMC-930303
ISSUE 6
PM5343 STXC
SONET/SDH TRANSPORT OVERHEAD TRANSCEIVER
CONTENTS
1 FEATURES ............................................................................................ 1
2 APPLICATIONS ..................................................................................... 3
3 REFERENCES ...................................................................................... 4
4 APPLICATION EXAMPLE ..................................................................... 5
5 BLOCK DIAGRAM................................................................................. 6
6 DESCRIPTION ...................................................................................... 7
7 PIN DIAGRAM ....................................................................................... 9
8 PIN DESCRIPTION ............................................................................. 10
9 FUNCTIONAL DESCRIPTION ............................................................ 36
9.1 SERIAL TO PARALLEL CONVERTER...................................... 36
9.2 RECEIVE SECTION OVERHEAD PROCESSOR..................... 36
9.3 RECEIVE LINE OVERHEAD PROCESSOR ............................ 37
9.4 RECEIVE TRANSPORT OVERHEAD ACCESS....................... 39
9.5 RING CONTROL PORT............................................................ 39
9.6 TRANSMIT TRANSPORT OVERHEAD ACCESS .................... 40
9.7 TRANSMIT LINE OVERHEAD PROCESSOR .......................... 40
9.8 TRANSMIT SECTION OVERHEAD PROCESSOR .................. 41
9.9 PARALLEL TO SERIAL CONVERTER...................................... 42
9.10 RECEIVE SECTION TRACE BUFFER ..................................... 42
9.11 TRANSMIT SECTION TRACE BUFFER................................... 43
9.12 MICROPROCESSOR INTERFACE .......................................... 43
10 REGISTER DESCRIPTION................................................................. 44
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA INC., AND FOR ITS CUSTOMERS’ INTERNAL USE i