PRODUCTION

PMC-Sierra, Inc.

PM5313 SPECTRA-622

DATASHEET

PMC-1981162

ISSUE 6

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

PROPRIETARY AND CONFIDENTIAL

v

10.7

RECEIVE PATH STATUS AND OVERHEAD SIGNAL ....... 57

10.8

TRANSMIT PATH OVERHEAD SIGNALS.......................... 63

10.9

DROP AND TRANSMIT PATH AIS CONTROL

SIGNALS............................................................................ 66

10.10 DROP BUS INTERFACE CONFIGURATION ..................... 69

10.11 DROP BUS TELECOM INTERFACE SIGNALS ................. 70

10.12 ADD BUS TELECOM INTERFACE SIGNALS.................... 81

10.13 DS3 SYSTEM SIDE INTERFACE ...................................... 95

10.14 MICROPROCESSOR INTERFACE SIGNALS ................... 97

10.15 ANALOG MISCELLANEOUS SIGNALS .......................... 100

10.16 JTAG TEST ACCESS PORT (TAP) SIGNALS.................. 101

10.17 POWER AND GROUND................................................... 102

11

FUNCTIONAL DESCRIPTION.................................................... 107

11.1

RECEIVE LINE INTERFACE............................................ 107

11.1.1 CLOCK RECOVERY UNIT .................................... 107

11.1.2 SERIAL TO PARALLEL CONVERTER .................. 109

11.2

RECEIVE SECTION OVERHEAD PROCESSOR

(RSOP)............................................................................. 109

11.3

RECEIVE SECTION TRACE BUFFER (SSTB).................110

11.4

RECEIVE LINE OVERHEAD PROCESSOR (RLOP)........111

11.5

RECEIVE TRANSPORT OVERHEAD CONTROLLER

(RTOC) ..............................................................................113

11.6

RING CONTROL PORT ....................................................113

11.7

RECEIVE PATH PROCESSING SLICE (RPPS) ...............114