PM4388 TOCTL

DATA SHEET

PMC-960840

ISSUE 5

OCTAL T1 FRAMER

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

i

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