PM8610 Просмотр технического описания (PDF) - PMC-Sierra
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PM8610 Datasheet PDF : 338 Pages
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SBS Telecom Standard Product Data Sheet
Preliminary
Table of Contents
1 Features.....................................................................................................................17
2 Applications ...............................................................................................................19
3 References ................................................................................................................20
4 Application Examples ................................................................................................21
5 Block Diagram ...........................................................................................................23
6 Loopback Configurations ...........................................................................................25
7 Description.................................................................................................................26
8 Pin Diagram ...............................................................................................................28
9 Pin Description...........................................................................................................29
10 Functional Description ...............................................................................................54
10.1 SBI Bus Data Formats ......................................................................................54
10.1.1 SBI Multiplexing Structure ....................................................................54
10.1.2 SBI Timing Master Modes ....................................................................56
10.1.3 SBI Link Rate Information ....................................................................57
10.1.4 Alarms ..................................................................................................58
10.1.5 T1 Tributary Mapping ...........................................................................59
10.1.6 E1 Tributary Mapping ...........................................................................62
10.1.7 DS3 Tributary Mapping.........................................................................65
10.1.8 E3 Tributary Mapping ...........................................................................66
10.1.9 Transparent VT1.5/TU11 Mapping .......................................................67
10.1.10 Transparent VT2/TU12 Mapping..........................................................69
10.1.11 Fractional Rate Tributary Mapping .......................................................71
10.1.12 SBI336 Bus Format..............................................................................71
10.1.13 SBI336 Multiplexing Structure ..............................................................72
10.2 Incoming SBI336 Timing Adapter......................................................................72
10.3 CAS Expanders.................................................................................................73
10.4 Memory Switch Units ........................................................................................73
10.4.1 Data Buffer ...........................................................................................73
10.4.2 Connection Memory .............................................................................74
10.5 CAS Merging.....................................................................................................74
10.6 Incoming SBI336 Tributary Translator...............................................................74
10.7 PRBS Processors .............................................................................................75
10.7.1 PRBS Generator ..................................................................................75
Proprietary and Confidential to PMC-Sierra, Inc., and for its Customers’ Internal Use
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Document ID: PMC-2000168, Issue 3
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