PRODUCTION

PMC-Sierra, Inc.

PM5313 SPECTRA-622

DATASHEET

PMC-1981162

ISSUE 6

SONET/SDH PAYLOAD EXTRACTOR/ALIGNER FOR 622 MBIT/S

PROPRIETARY AND CONFIDENTIAL

vi

11.7.1 RECEIVE PATH OVERHEAD PROCESSOR

(RPOP) ...................................................................116

11.7.2 RECEIVE PATH TRACE BUFFER (SPTB)............ 122

11.7.3 RECEIVE TELECOMBUS ALIGNER (RTAL)......... 124

11.7.4 DS3 MAPPER DROP SIDE (D3MD) ..................... 129

11.7.5 DROP BUS PRBS GENERATOR AND

MONITOR (DPGM)................................................ 132

11.8

TRANSMIT PATH PROCESSING SLICE (TPPS) ............ 134

11.8.1 ADD BUS PRBS GENERATOR AND

MONITOR (APGM)................................................ 136

11.8.2 DS3 MAPPER ADD SIDE (D3MA)......................... 136

11.8.3 TRANSMIT POINTER INTERPRETER

PROCESSOR (TPIP) ............................................ 138

11.8.4 TRANSMIT TELECOMBUS ALIGNER (TTAL) ...... 139

11.8.5 TRANSMIT PATH TRACE BUFFER (SPTB) ......... 140

11.8.6 TRANSMIT PATH OVERHEAD PROCESSOR

(TPOP) .................................................................. 141

11.9

TRANSMIT TRANSPORT OVERHEAD

CONTROLLER (TTOC).................................................... 142

11.10 TRANSMIT LINE OVERHEAD PROCESSOR (TLOP)..... 144

11.11 TRANSMIT SECTION OVERHEAD PROCESSOR

(TSOP) ............................................................................. 145

11.12 TRANSMIT SECTION TRACE BUFFER (SSTB) ............. 145

11.13 TRANSMIT LINE INTERFACE ......................................... 146

11.13.1...................................................CLOCK SYNTHESIS

146

11.13.2........................PARALLEL TO SERIAL CONVERTER

146

11.14 WAN SYNCHRONIZATION CONTROLLER (WANS) ...... 147