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TXC04212 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - Ethemet Into STS-12/STM-4 SONET/SDH Mapper - Transwitch

भाग संख्या TXC04212
समारोह Ethemet Into STS-12/STM-4 SONET/SDH Mapper
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TXC04212 pdf
Proprietary TranSwitch Corporation Information for use Solely by its Customers
EtherMap-12
TXC-04212
DATA SHEET
TABLE OF CONTENTS
Section
Page
List of Figures ................................................................................................................................... 5
List of Tables .................................................................................................................................... 6
Features ........................................................................................................................................... 7
General Device Level ................................................................................................................ 7
SONET/SDH Mappings: ............................................................................................................ 7
SONET/SDH Tx Mapper .................................................................................................... 8
SONET/SDH Rx Demapper ............................................................................................... 9
Virtual Concatenation .............................................................................................................. 10
Tx and Rx EoS Processors ..................................................................................................... 10
Ethernet Ports ......................................................................................................................... 10
10/100/1000 Mbps Ethernet MAC Blocks ............................................................................... 11
SDRAM Interfaces .................................................................................................................. 11
Microprocessor Interface ......................................................................................................... 11
JTAG Interface ........................................................................................................................ 11
Device Driver ........................................................................................................................... 11
Block Diagram ................................................................................................................................ 12
Block Diagram Description ............................................................................................................. 13
EtherMap-12 Device Interfaces ............................................................................................... 14
10/100 Mbps Ethernet SMII .................................................................................................... 14
1000 Mbps Ethernet GMII ....................................................................................................... 14
Ethernet Management Interface .............................................................................................. 14
Microprocessor Interface ......................................................................................................... 14
SDRAM Memory Interfaces ..................................................................................................... 14
Parallel Line Side Telecom Bus Interface ............................................................................... 15
High & Low Order POH Port Interface .................................................................................... 15
High & Low Order Alarm Indication Port Interface .................................................................. 15
JTAG Interface ........................................................................................................................ 15
Ethernet Over SONET SDH Mapping ..................................................................................... 16
Data Processing/flow .............................................................................................................. 17
Application Examples ..................................................................................................................... 20
Lead Diagram ................................................................................................................................. 21
Lead Descriptions ........................................................................................................................... 22
Absolute Maximum Ratings and Environmental Limitations (Referenced to VSS) ........................ 45
Thermal Characteristics .................................................................................................................. 45
Power Requirements ...................................................................................................................... 45
Input, Output and Input/Output Parameters ................................................................................... 46
Timing Characteristics .................................................................................................................... 50
Operation ........................................................................................................................................ 87
SONET/SDH Processing ........................................................................................................ 87
Mapper Block ................................................................................................................................. 89
High Order Path ...................................................................................................................... 89
Low Order Path ....................................................................................................................... 90
Demapper Block ............................................................................................................................. 91
High Order Path ...................................................................................................................... 91
Low Order Path ....................................................................................................................... 92
Transmit High Order Path Termination (VC-3/VC-4/VC-4-Xc/STS-1/STS-Nc
POH Generator) ...................................................................................................................... 93
Receive High Order Path Termination (VC-3/VC-4/VC-4-Xc/STS-1/STS-Nc
POH Monitor) .......................................................................................................................... 94
High Order POH Port Interface ............................................................................................... 96
High Order Alarm Indication Port Interface ............................................................................. 96
STS-1/AU-3/AU-4 Pointer Generation ..................................................................................... 98
TU-3 Pointer Generation ......................................................................................................... 98
TU-3 Pointer Tracking ............................................................................................................. 98
VC-3/STS-1/TUG-3 Cross Connect ........................................................................................ 98
TU/VT Pointer Tracking ........................................................................................................... 98
TU/VT Pointer Generation ....................................................................................................... 98
PRODUCT PREVIEW TXC-04212-MB, Ed. 2
November 2003
- 2 of 208 -

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