STLC5464 datasheet(1/83 Pages) STMICROELECTRONICS

Numer części	STLC5464

Szczegółowy opis	MULTI-HDLCWITH n x 64 SWITCHING MATRIX ASSOCIATED

PDF	83 Pages

Scroll/Zoom	100%

Producent	STMICROELECTRONICS [STMicroelectronics]

Strona internetowa	http://www.st.com

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1 / 83 page

STLC5464

MULTI-HDLC WITH n x 64 SWITCHING MATRIX ASSOCIATED

May 1997

PQFP160

(Plastic Quad Flat Pack)

ORDER CODE : STLC5464

.

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

nx

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

DESCRIPTION

The STLC5464 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

1/83

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Podobny opis - STLC5464

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STLC5464 Arkusz danych(PDF) 1 Page - STMicroelectronics

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