PM4388 Datasheet, PDF(2/284 Page) PMC-Sierra, Inc – Octal T1 Framer

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PM4388 Datasheet, PDF (2/284 Pages) PMC-Sierra, Inc – Octal T1 Framer

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DATA SHEET

PMC-960840

ISSUE 5

PM4388 TOCTL

OCTAL T1 FRAMER

CONTENTS

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

2 APPLICATIONS ........................................................................................ 3

3 REFERENCES ......................................................................................... 4

4 APPLICATION EXAMPLES ...................................................................... 5

5 BLOCK DIAGRAM.................................................................................... 6

6 DESCRIPTION ......................................................................................... 7

7 PIN DIAGRAM .......................................................................................... 8

8 PIN DESCRIPTION ................................................................................ 10

9 FUNCTIONAL DESCRIPTION ............................................................... 20

9.1 FRAMER (FRMR) ........................................................................ 20

9.2 FRAMER/SLIP BUFFER RAM (FRAM) ....................................... 20

9.3 INBAND LOOPBACK CODE DETECTOR (IBCD) ....................... 21

9.4 PERFORMANCE MONITOR COUNTERS (PMON) .................... 21

9.5 BIT ORIENTED CODE DETECTOR (RBOC) .............................. 21

9.6 RDLC FACILITY DATA LINK RECEIVER..................................... 22

9.7 ALARM INTEGRATOR (ALMI) ..................................................... 23

9.8 ELASTIC STORE (ELST) ............................................................ 23

9.9 SIGNALING EXTRACTOR (SIGX)............................................... 24

9.10 RECEIVE PER-DS0 SERIAL CONTROLLER (RPSC) ................ 24

9.11 INGRESS INTERFACE (IIF) ........................................................ 25

9.12 PATTERN DETECTOR/GENERATOR (PRGD) ............................ 27

9.13 BASIC TRANSMITTER (XBAS) ................................................... 28

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

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