STANDARD PRODUCT

PM4328 TECT3

DATASHEET

PMC-2011596

ISSUE 1

HIGH DENSITY T1/E1 FRAMER

AND M13 MULTIPLEXER

PROPRIETARY AND CONFIDENTIAL

i

CONTENTS

1

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

2

APPLICATIONS...................................................................................... 11

3

REFERENCES .......................................................................................12

4

APPLICATION EXAMPLES ....................................................................15

5

BLOCK DIAGRAM..................................................................................16

5.1

TOP LEVEL BLOCK DIAGRAM...................................................16

5.2

M13 MULTIPLEXER MODE BLOCK DIAGRAM..........................18

5.3

DS3 FRAMER ONLY BLOCK DIAGRAM.....................................18

6

DESCRIPTION .......................................................................................20

7

PIN DIAGRAM ........................................................................................25

8

PIN DESCRIPTION ................................................................................26

9

FUNCTIONAL DESCRIPTION ...............................................................55

9.1

T1 FRAMER (T1-FRMR)..............................................................55

9.2

E1 FRAMER (E1-FRMR) .............................................................55

9.3

PERFORMANCE MONITOR COUNTERS (T1/E1-PMON) .........62

9.4

BIT ORIENTED CODE DETECTOR (RBOC) ..............................63

9.5

HDLC RECEIVER (RDLC)...........................................................63

9.6

T1 ALARM INTEGRATOR (ALMI)................................................64

9.7

ELASTIC STORE (ELST) ............................................................65

9.8

SIGNALING ELASTIC STORES (RX-SIG-ELST AND TX_SIG-

ELST)...........................................................................................65

9.9

SIGNALING EXTRACTOR (SIGX)...............................................66