PM5344 datasheet(3/212 Pages) PMC

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PM5344 SPTX

DATA SHEET

PMC-930531

ISSUE 6

SONET/SDH PATH TERMINATING TRANSCEIVER

PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE

CONTENTS

FEATURES ......................................................................................................................................1

1.1

THE RECEIVER SECTION: ..............................................................................................1

1.2

THE TRANSMITTER SECTION: .......................................................................................3

APPLICATIONS ...............................................................................................................................5

REFERENCES ................................................................................................................................6

APPLICATION EXAMPLES .............................................................................................................7

BLOCK DIAGRAM ...........................................................................................................................9

DESCRIPTION ..............................................................................................................................10

PIN DIAGRAM ...............................................................................................................................12

PIN DESCRIPTION .......................................................................................................................13

FUNCTIONAL DESCRIPTION ......................................................................................................25

9.1

RECEIVE PATH OVERHEAD PROCESSOR...................................................................25

9.1.1

POINTER INTERPRETER ................................................................................25

9.1.2

MULTIFRAME FRAMER ...................................................................................29

9.1.3

SPE TIMING......................................................................................................30

9.1.4

ERROR MONITOR............................................................................................30

9.1.5

PATH OVERHEAD EXTRACT ...........................................................................30

9.1.6

TANDEM CONNECTION ORIGINATE ..............................................................31

9.1.7

RECEIVE ALARM PORT ..................................................................................31

9.2

RECEIVE PATH TRACE BUFFER...................................................................................31

9.3

RECEIVE TELECOMBUS ALIGNER...............................................................................33

9.3.1

ELASTIC STORE ..............................................................................................33

9.3.2

POINTER GENERATOR...................................................................................34

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