STLC5460 datasheet(1/54 Pages) STMICROELECTRONICS

No. de pieza	STLC5460

Descripción Electrónicos	LINE CARD INTERFACE CONTROLLER

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STLC5460

LINE CARD INTERFACE CONTROLLER

BOARD CONTROLLER FOR UP TO 16 ISDN

LINES OR 16 VOICE SUBSCRIBERS.

TWO SERIAL INTERFACES :

-PCM Four bidirectional multiplexes

-GCI One (or two) at 2 Mb/s.

NON BLOCKING SWITCH FOR 128 CHAN-

NELS (16, 32 OR 64 KB/S BANDWIDTH).

N CONSECUTIVE 64 kb/s CHANNELS FROM

AN INPUT MULTIPLEX CAN BE SWITCHED

AS A SINGLE N X 64 kbit/s CHANNEL TO AN

OUTPUT MULTIPLEX AT 2048 kb/s.

TIME SLOT ASSIGNMENT FREELY PRO-

GRAMMABLE FOR EVERY CONNECTED

SUBSCRIBER.

PROGRAMMABLE PCM DATA RATES UP

TO 8192 kb/s.CONSTANT DATA RATE AT 2

Mb/s ON GCI SIDE.

PCM interface :

- Simple and double clock frequency selectable;.

- Programmable clock shift

- Tristate mode control signals for external drivers.

GCI interface :

- Six bits or four bits Command/indicate channel

selectable for analog or digital equipment

- Command/IndicateMonitor channels validated

or not

Microprocessor access to two selected bidirec-

tional channels of GCI and/or PCM.

Multicontrollers for layer 1 functions :

- C/I protocol controller for up to 16 C/I channels

- Monitor protocol controller for up to 16

Monitor channels.

Standard microprocessor interface with multi-

plexed address/data bus or separate address

data buses.

PLCC44 pins PACKAGE

February 1997

1

2

3

5

64

7

8

9

10

12

11

13

14

15

16

17

39

38

37

36

34

35

33

32

31

30

29

40

41

42

44 43

23

22

21

19

18

20

28

27

26

24 25

A1

TSC0

TxD0

TSC1

TSC2

TxD1

TxD2

TSC3

TxD3

PFS

PDC

A3

DIN0

DIN1

VSS2

FSC

VDD2

DCL

INT

ALE/AS

NCS

RW/NWR

D94TL149B

PIN CONNECTION (Top view)

PLCC44

ORDERING NUMBER: STLC5460

1/54

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