SBS Telecom Standard Product Data Sheet
Preliminary
PM8610
SBI Bus Serializer (SBS)
Telecom Standard Product
Data Sheet
Preliminary
Issue 3: May, 2001
Proprietary and Confidential to PMC-Sierra, Inc., and for its Customers’ Internal Use
Document ID: PMC-2000168, Issue 3
SBS Telecom Standard Product Data Sheet
Preliminary
Legal Information
Copyright
© 2001 PMC-Sierra, Inc.
The information is proprietary and confidential to PMC-Sierra, Inc., and for its customers’
internal use. In any event, you cannot reproduce any part of this document, in any form, without
the express written consent of PMC-Sierra, Inc.
PMC-2000168, (A3)
Disclaimer
None of the information contained in this document constitutes an express or implied warranty by
PMC-Sierra, Inc. as to the sufficiency, fitness or suitability for a particular purpose of any such
information or the fitness, or suitability for a particular purpose, merchantability, performance,
compatibility with other parts or systems, of any of the products of PMC-Sierra, Inc., or any
portion thereof, referred to in this document. PMC-Sierra, Inc. expressly disclaims all
representations and warranties of any kind regarding the contents or use of the information,
including, but not limited to, express and implied warranties of accuracy, completeness,
merchantability, fitness for a particular use, or non-infringement.
In no event will PMC-Sierra, Inc. be liable for any direct, indirect, special, incidental or
consequential damages, including, but not limited to, lost profits, lost business or lost data
resulting from any use of or reliance upon the information, whether or not PMC-Sierra, Inc. has
been advised of the possibility of such damage.
Trademarks
SBI, SPECTRA, TEMUX, AAL1gator, and FREEDM are trademarks of PMC-Sierra, Inc.
Proprietary and Confidential to PMC-Sierra, Inc., and for its Customers’ Internal Use
Document ID: PMC-2000168, Issue 3
2
SBS Telecom Standard Product Data Sheet
Preliminary
Contacting PMC-Sierra
PMC-Sierra
8555 Baxter Place Burnaby, BC
Canada V5A 4V7
Tel: (604) 415-6000
Fax: (604) 415-6200
Document Information: document@pmc-sierra.com
Corporate Information: info@pmc-sierra.com
Technical Support: apps@pmc-sierra.com
Web Site:
http://www.pmc-sierra.com
Proprietary and Confidential to PMC-Sierra, Inc., and for its Customers’ Internal Use
Document ID: PMC-2000168, Issue 3
3
SBS Telecom Standard Product Data Sheet
Preliminary
Table of Contents
1
2
3
4
5
6
7
8
9
10
Features.....................................................................................................................17
Applications ...............................................................................................................19
References ................................................................................................................20
Application Examples ................................................................................................21
Block Diagram ...........................................................................................................23
Loopback Configurations ...........................................................................................25
Description.................................................................................................................26
Pin Diagram ...............................................................................................................28
Pin Description...........................................................................................................29
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
Document ID: PMC-2000168, Issue 3
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SBS Telecom Standard Product Data Sheet
Preliminary
10.7.2 PRBS Detector .....................................................................................75
10.8 Transmit 8B/10B Encoders ...............................................................................75
10.8.1 SBI336S 8B/10B Character Encoding .................................................75
10.8.2 Serial TelecomBus 8B/10B Character Encoding..................................77
10.9 Transmit Serializer ............................................................................................79
10.10 LVDS Transmitters ............................................................................................79
10.11 Clock Synthesis Unit .........................................................................................79
10.12 Transmit Reference Generator .........................................................................79
10.13 LVDS Receivers ................................................................................................79
10.14 Data Recovery Units .........................................................................................79
10.15 Receive 8B/10B Decoders................................................................................80
10.15.1 FIFO Buffer...........................................................................................80
10.15.2 Serial SBI336S and TelecomBus Alignment ........................................80
10.15.3 Character Alignment Block...................................................................80
10.15.4 Frame Alignment ..................................................................................81
10.15.5 SBI336S Multiframe Alignment ............................................................82
10.16 Outgoing SBI336S Tributary Translator ............................................................83
10.16.1 Outgoing SBI336S Translation............................................................83
10.17 Outgoing SBI336 Timing Adapter......................................................................83
10.18 In-band Link Controller......................................................................................84
10.18.1 In-Band Signaling Channel Fixed Overhead........................................85
10.19 Microprocessor Interface ..................................................................................86
11
12
Normal Mode Register Description............................................................................91
Test Features Description........................................................................................278
12.1 Master Test and Test Configuration Registers ................................................278
12.2 JTAG Test Port ................................................................................................280
12.2.1 Boundary Scan Cells..........................................................................289
13
Operation .................................................................................................................292
13.1 “C1” Synchronization.......................................................................................292
13.2 Synchronized Control Setting Changes ..........................................................293
13.2.1 SBS/NSE Systems with DS0 and CAS switching ..............................293
13.2.2 SBS/NSE Systems switching DS0s without CAS ..............................295
13.2.3 SBS/NSE Non-DS0 Level Switching with SBI336 Devices................297
13.3 Switch Setting Algorithm .................................................................................297
13.3.1 Problem Description ...........................................................................298
Proprietary and Confidential to PMC-Sierra, Inc., and for its Customers’ Internal Use
Document ID: PMC-2000168, Issue 3
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