TXC-04252AIPQ Transwitch Corporation, TXC-04252AIPQ Datasheet - Page 2

• Manufacturer Part Number: TXC-04252AIPQ
• Manufacturer: Transwitch Corporation

Specifications of TXC-04252AIPQ

• Pin Count: 160
• Screening Level: Industrial
• Package Type: PQFP
• Lead Free Status / Rohs Status: Not Compliant

Ed. 3, December 2000
QE1M
TXC-04252
TXC-04252-MB
Section
List of Figures ..................................................................................................................................... 3
Block Diagram ................................................................................................................................... 4
Block Diagram Description ................................................................................................................ 5
Lead Diagrams .................................................................................................................................. 9
Lead Descriptions ............................................................................................................................ 11
Absolute Maximum Ratings and Environmental Limitations ........................................................... 21
Thermal Characteristics ................................................................................................................... 21
Power Requirements ....................................................................................................................... 21
Input, Output and Input/Output Parameters .................................................................................... 22
Timing Characteristics ..................................................................................................................... 25
Operation ......................................................................................................................................... 43
Memory Map ................................................................................................................................... 99
Memory Map Descriptions ............................................................................................................. 105
Package Information ..................................................................................................................... 138
Ordering Information ..................................................................................................................... 140
Bus Interface Modes ................................................................................................................ 43
Bus Mode Selection ................................................................................................................. 44
SDH/SONET Add/Drop Multiplexing Format Selections .......................................................... 44
Drop TU/VT Selection .............................................................................................................. 45
Add TU/VT Selection ................................................................................................................ 46
Bus Timing ............................................................................................................................... 47
Unequipped Operation ............................................................................................................. 47
Drop Bus Multiframe Alignment ................................................................................................ 49
Add Bus Multiframe Alignment ................................................................................................. 50
Performance Counters ............................................................................................................. 51
Alarm Structure ........................................................................................................................ 51
Interrupt Structure .................................................................................................................... 52
SDH/SONET AIS Detection ..................................................................................................... 58
TU/VT Pointer Tracking ............................................................................................................ 59
Remote Defect Indications ....................................................................................................... 61
Overhead Communications Bit Access .................................................................................... 64
BIP-2, AIS Indication, TC REI and TC OEI Processing ............................................................ 68
TUG-3 Null Pointer Indicator .................................................................................................... 70
E1 Loopback Capability ........................................................................................................... 71
PRBS Pattern Generator and Analyzer .................................................................................... 72
Resets ...................................................................................................................................... 72
Start-Up Procedure .................................................................................................................. 73
Pointer Leak Rate Calculations ................................................................................................ 74
Jitter Measurements ................................................................................................................. 75
Internal Spot Processor ............................................................................................................ 80
Boundary Scan ......................................................................................................................... 84
Multiplex Format and Mapping Information .............................................................................. 93
Proprietary TranSwitch Corporation Information for use Solely by its Customers.
DATA SHEET
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