STLC5466 Datasheet, PDF (1/130 Pages) STMicroelectronics – 64 CHANNEL-MULTI HDLC WITH N X 64KB/S SWITCHING MATRIX ASSOCIATED

STLC5466
64 CHANNEL-MULTI HDLC WITH
N X 64KB/S SWITCHING MATRIX ASSOCIATED
s 64 TX HDLCs with broadcasting capability and/
or CSMA/CR function with automatic restart in
case of Tx frame abort
s 64 RX HDLCs including Address
Recognition
s 16 Command/Indicate Channels (4 or 6-bit
primitive)
s 16 Monitor Channels processed in accordance
with GCI or V*
s 256 x 256 Switching Matrix without blocking
and with Time Slot Sequence Integrity and
loopback per bidirectional connection
s DMA Controller for 64 Tx Channels and 64 Rx
Channels
s HDLCs AND DMA CONTROLLER ARE
CAPABLE OF HANDLING A MIX OF
LAPD,LAPB, SS7, CAS AND
PROPRIETARY SIGNALLINGS
s External shared memory access
between DMA Controller and Micro
processor
s SINGLE MEMORY SHARED BETWEEN
n x MULTI-HDLCs AND SINGLE MICRO
PROCESSOR ALLOWS TO HANDLE n x 64
CHANNELS
s Bus Arbitration
s Interface for various 8,16 or 32 bit
Microprocessors with fetch memory
to accelerate the exchanges
between Microprocessor and
SHARED MEMORY
s SDRAM Controller allows to inter
face up to 16 Megabytes of
Synchronous Dynamic RAM
s Interrupt Controller to store
automatically events in shared memory
s Boundary scan for test facility
s TQFP176 package 24 x 24 x 1.40
#MS-026BGA
s HCMOS6; 0.35 micron; 3.3volts +/-5%
s Operating temperature: -40 to +85 °/C
PRELIMINARY DATA
DESCRIPTION
The STLC5466 is a Subscriber line interface card
controller for Central Office, Central Exchange, NT2
and PBX capable of handling:
s 16 U Interfaces or
s 2 Megabits line interface cards or
s 16 SLICs (Plain Old Telephone Service) or
s Mixed analogue and digital Interfaces
(SLICs or U Interfaces) or
s 16 S Interfaces
s Switching Network with centralized processing.
TQFP176
(Plastic Quad Flat Pack)
ORDERING NUMBER: STLC5466
November 1999
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice.
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