PM4351(2001) 데이터 시트보기 (PDF) - PMC-Sierra

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PM4351
(Rev.:2001)

Combined E1/T1/J1 Transceiver/Framer

PMC-Sierra 

STANDARD PRODUCT

DATA SHEET

PMC-1970624

ISSUE 10

PM4351 COMET

COMBINED E1/T1 TRANSCEIVER

CONTENTS

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

1.1 Receiver section:........................................................................... 2

1.2 Transmitter section: ....................................................................... 4

2 APPLICATIONS ....................................................................................... 6

3 REFERENCES......................................................................................... 7

4 APPLICATION EXAMPLE.......................................................................11

5 BLOCK DIAGRAM ................................................................................. 13

6 DESCRIPTION ...................................................................................... 14

7 PIN DIAGRAMs...................................................................................... 17

8 PIN DESCRIPTION................................................................................ 19

9 FUNCTIONAL DESCRIPTION............................................................... 32

9.1 Receive Interface ........................................................................ 32

9.2 Clock and Data Recovery (CDRC) .............................................. 35

9.3 T1 Framer ................................................................................... 38

9.4 E1 Framer ................................................................................... 39

9.5 T1 Inband Loopback Code Detector (IBCD) ............................... 47

9.6 T1 Pulse Density Violation Detector (PDVD)............................... 47

9.7 Performance Monitor Counters (PMON) ..................................... 47

9.8 T1 Bit Oriented Code Detector (RBOC) ...................................... 48

9.9 HDLC Receiver (RDLC) .............................................................. 48

9.10 T1 Alarm Integrator (ALMI).......................................................... 49

9.11 Receive Elastic Store (RX-ELST) ................................................ 50

PROPRIETARY AND CONFIDENTIAL

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