
TTSI1K16T
1024-Channel, 16-Highway Time-Slot Interchanger
Preliminary Data Sheet
February 1999
2
Lucent Technologies Inc.
Table of Contents
Contents
Page
Features .................................................................................................................................................................. 1
Applications............................................................................................................................................................. 1
Description............................................................................................................................................................... 1
Functional Description............................................................................................................................................. 5
Pin Information ........................................................................................................................................................ 7
Typical TSI Application.......................................................................................................................................... 13
Interchange Fabric................................................................................................................................................. 14
Small and Large TSIs............................................................................................................................................ 15
Microprocessor Interface....................................................................................................................................... 16
Asynchronous Mode (MM = 0)........................................................................................................................... 16
Synchronous Mode (MM = 1) ............................................................................................................................ 17
Highway Data Rate Selection................................................................................................................................ 18
Mixed-Highway Data Rates................................................................................................................................... 19
TDM Highway Interface Timing............................................................................................................................. 20
Virtual and Physical Frames.............................................................................................................................. 20
TDM Highway Alignment at Zero Offset ............................................................................................................ 21
TDM Highway Offsets............................................................................................................................................ 21
Reset Sequence.................................................................................................................................................... 22
Low-Latency and Frame-Integrity Modes.............................................................................................................. 23
Low Latency....................................................................................................................................................... 23
Frame Integrity................................................................................................................................................... 24
Test-Pattern Generation........................................................................................................................................ 27
Test-Pattern Checking........................................................................................................................................... 27
Error Injection........................................................................................................................................................ 28
Error Checking....................................................................................................................................................... 28
JTAG Boundary-Scan Specification...................................................................................................................... 29
Principle of the Boundary Scan.......................................................................................................................... 29
Test Access Port Controller............................................................................................................................... 30
Instruction Register............................................................................................................................................ 32
Boundary-Scan Register.................................................................................................................................... 33
BYPASS Register.............................................................................................................................................. 33
IDCODE Register............................................................................................................................................... 33
3-State Procedures............................................................................................................................................ 33
Register Architecture............................................................................................................................................. 34
Configuration Register Architecture....................................................................................................................... 36
Transmit Highway 3-State Options.................................................................................................................... 49
Data Store Memory ............................................................................................................................................... 50
Connection Store Memory..................................................................................................................................... 50
Absolute Maximum Ratings................................................................................................................................... 53
Operating Conditions............................................................................................................................................. 53
Handling Precautions ............................................................................................................................................ 53
Electrical Characteristics....................................................................................................................................... 54
Timing Characteristics........................................................................................................................................... 54
Outline Diagram..................................................................................................................................................... 61
144-Pin TQFP.................................................................................................................................................... 61
Ordering Information.............................................................................................................................................. 62
DS99-177PDH Replaces DS98-290TIC to Incorporate the Following Updates.................................................... 62