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廬

STLC5465B

MULTI-HDLC

WITH n x 64 SWITCHING MATRIX ASSOCIATED

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32 TxHDLCs WITH BROADCASTING CAPA-

BILITY AND/OR CSMA/CR FUNCTION WITH

AUTOMATIC RESTART IN CASE OF TX

FRAME ABORT

32 RxHDLCs INCLUDING ADDRESS REC-

OGNITION

16 COMMAND/INDICATE CHANNELS (4 OR

6-BIT PRIMITIVE)

16 MONITOR CHANNELS PROCESSED IN

ACCORDANCE WITH GCI OR V*

256 x 256 SWITCHING MATRIX WITHOUT

BLOCKING AND WITH TIME SLOT SE-

QUENCE INTEGRITY AND LOOPBACK PER

BIDIRECTIONAL CONNECTION

DMA CONTROLLER FOR 32 Tx CHANNELS

AND 32 Rx CHANNELS

HDLCs AND DMA CONTROLLER ARE CAPA-

BLE OF HANDLING A MIX OF LAPD, LAPB,

SS7, CAS AND PROPRIETARY SIGNALLINGS

EXTERNAL SHARED MEMORY ACCESS BE-

TWEEN DMA CONTROLLER AND MICRO-

PROCESSOR

SINGLE MEMORY SHARED BETWEEN

n x

MULTI-HDLCs

AND SINGLE MICRO-

PROCESSOR ALLOWS TO HANDLE n x 32

CHANNELS

BUS ARBITRATION

INTERFACE FOR VARIOUS 8,16 OR 32 BIT

MICROPROCESSORS

RAM CONTROLLER ALLOWS TO INTER-

FACE UP TO :

-16 MEGABYTES OF DYNAMIC RAM OR

-1 MEGABYTE OF STATIC RAM

INTERRUPT CONTROLLER TO STORE

AUTOMATICALLY EVENTS IN SHARED

MEMORY

PQFP160 PACKAGE

BOUNDARY SCAN FOR TEST FACILITY

DESCRIPTION

The STLC5465B is a Subscriber line interface card

controller for Central Office, Central Exchange,

NT2 and PBX capable of handling :

- 16 U Interfaces or

- 2 Megabits line interface cards or

- 16 SLICs (Plain Old Telephone Service) or

- Mixed analogue and digital Interfaces (SLICs or

U Interfaces) or

- 16 S Interfaces

- Switching Network with centralized processing

PQFP160

(Plastic Quad Flat Pack)

ORDERING NUMBER :

STLC5465B

November 1999

1/101

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