PM8621-BIAP 데이터 시트보기 (PDF) - PMC-Sierra

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PM8621-BIAP

8G Narrowband Switch Element

PMC-Sierra 

NSE-8G™ Standard Product Data Sheet

Preliminary

Table of Contents

1 Features..................................................................................................................... 11

2 Applications ...............................................................................................................12

3 References ................................................................................................................13

4 Application Examples ................................................................................................14

5 Block Diagram ...........................................................................................................17

6 Description.................................................................................................................19

7 Pin Diagram ...............................................................................................................20

8 Pin Description...........................................................................................................24

8.1 Pin Description Table ........................................................................................24

8.2 Analog Power Filtering Recommendations.......................................................38

9 Functional Description ...............................................................................................40

9.1 LVDS Overview .................................................................................................40

9.1.1 LVDS Receiver (RXLV) ........................................................................41

9.1.2 LVDS Transmitter (TXLV).....................................................................41

9.1.3 LVDS Transmit Reference (TXREF) ....................................................41

9.1.4 Data Recovery Unit (DRU) ...................................................................42

9.1.5 Parallel to Serial Converter (PISO) ......................................................42

9.1.6 Clock Synthesis Unit (CSU) .................................................................42

9.2 Receive 8B/10B Frame Aligner (R8TD) ............................................................42

9.2.1 FIFO Buffer...........................................................................................42

9.3 Transmit 8B/10B Encoder (T8TE).....................................................................43

9.3.1 SBI336S 8B/10B Character Encoding .................................................43

9.3.2 Serial TelecomBus 8B/10B Character Encoding..................................44

9.3.3 Serial SBI336S and TelecomBus Alignment ........................................46

9.3.4 Character Alignment Block...................................................................46

9.3.5 Frame Alignment ..................................................................................47

9.3.6 SBI336S Multiframe Alignment ............................................................49

9.4 DS0 Cross Bar switch (DCB) ............................................................................49

9.5 Clock Synthesis and Transmit Reference Digital Wrapper (CSTR)..................50

9.6 Fabric Latency...................................................................................................50

9.7 JTAG Support....................................................................................................50

9.8 Microprocessor Interface ..................................................................................50

9.9 In-band Link Controller (ILC).............................................................................51

Proprietary and Confidential to PMC-Sierra, Inc., and for its Customers’ Internal Use

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Document ID: PMC-2010850, Issue 1

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