PM7344 datasheet(3/293 Pages) PMC

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PM7344 S/UNI-MPH

DATA SHEET

PMC-950449

ISSUE 6

MULTI-PHY USER NETWORK INTERFACE

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

CONTENTS

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

APPLICATIONS ....................................................................................... 6

REFERENCES......................................................................................... 7

APPLICATION EXAMPLES ................................................................... 10

BLOCK DIAGRAM ................................................................................. 14

DESCRIPTION ...................................................................................... 15

PIN DIAGRAM ....................................................................................... 17

PIN DESCRIPTION................................................................................ 18

FUNCTIONAL DESCRIPTION............................................................... 40

9.1

DIGITAL RECEIVE INTERFACE (DRIF) ..................................... 40

9.2

PULSE DENSITY VIOLATION DETECTOR (PDVD) .................. 43

9.3

T1/E1 FRAMER (FRMR)............................................................. 44

9.4

ALARM INTEGRATOR (ALMI) .................................................... 44

9.5

T1 INBAND LOOPBACK CODE DETECTOR (IBCD) ................. 45

9.6

PERFORMANCE MONITOR COUNTERS (PMON) ................... 45

9.7

T1 BIT ORIENTED CODE DETECTOR (RBOC) ........................ 46

9.8

HDLC RECEIVER (RFDL)........................................................... 46

9.9

T1/E1 FRAMING INSERTIONS (TRAN) ..................................... 47

9.10 T1 INBAND LOOPBACK CODE GENERATOR (XIBC) .............. 47

9.11 T1 PULSE DENSITY ENFORCER (XPDE)................................. 47

9.12 T1 BIT ORIENTED CODE GENERATOR (XBOC)...................... 48

9.13 T1 HDLC TRANSMITTER (T1 XFDL) ......................................... 48

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