3.3 VOLT TIME SLOT INTERCHANGE
DIGITAL SWITCH WITH RATE
MATCHING 16,384 X 16,384 CHANNELS
IDT72V73263
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Selectable Synchronous and Asynchronous Microprocessor
bus timing modes
IEEE-1149.1 (JTAG) Test Port
Availablein208-pin(17mmx17mm)PlasticBallGridArray(PBGA)
Operating Temperature Range -40°C to +85°C
FEATURES:
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Up to 64 serial input and output streams
Maximum 16,384 x 16,384 channel non-blocking switching
Accepts data streams at 2.048Mb/s, 4.096Mb/s, 8.192Mb/s,
16.384Mb/s or 32.768Mb/s
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Rate matching capability: rate selectable on both RX and TX
in eight groups of 8 streams
Optional Output Enable Indication Pins for external driver
High-Z control
Per-channel Variable Delay Mode for low-latency applications
Per-channel Constant Delay Mode for frame integrity applications
Enhanced Block programming capabilities
TX/RX Internal Bypass
Automatic identification of ST-BUS and GCI serial streams
Per-stream frame delay offset programming
Per-channel High-Impedance output control
Per-channelprocessormodetoallowmicroprocessor writestoTX
streams
DESCRIPTION:
TheIDT72V73263hasanon-blockingswitchcapacityof 16,384x16,384
channelsat32.768Mb/s.With64inputsand64outputs,programmableper
streamcontrol, andavarietyofoperatingmodestheIDT72V73263is
designed for the TDM time slot interchange function in either voice or data
applications.
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Some of the main features of the IDT72V73263 are LOW power 3.3 Volt
operation,automaticST-BUS® /GCIsensing,memoryblockprogramming,
simplemicroprocessorinterface,JTAGTestAccessPort(TAP)andper
stream programmable input offset delay, variable or constant throughput
modes,outputenableandprocessormode,BERtesting, bypassmode,and
advancedblockprogramming.
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Bit Error Rate Testing (BERT) for testing
Direct microprocessor access to all internal memories
FUNCTIONALBLOCKDIAGRAM
IDTandtheIDTlogoareregisteredtrademarksofIntegratedDeviceTechnology,Inc. TheST-BUS isatrademarkofMitelCorp.
September 2007
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2003 Integrated Device Technology, Inc. All rights reserved. Product specifications subject to change without notice
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