STLC3065 查看數據表（PDF） - STMicroelectronics

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STLC3065

WLL SUBSCRIBER LINE INTERFACE CIRCUIT

STMicroelectronics 

®

STLC3065

WLL SUBSCRIBER LINE INTERFACE CIRCUIT

MONOCHIP SLIC OPTIMISED FOR WLL AP-

PLICATIONS

IMPLEMENT ALL KEY FEATURES OF THE

BORSHT FUNCTION

SINGLE SUPPLY (5.5 TO 15.8V)

BUILT IN DC/DC CONVERTER CONTROL-

LER.

SOFT BATTERY REVERSAL WITH PRO-

GRAMMABLE TRANSITION TIME.

ON-HOOK TRANSMISSION.

PROGRAMMABLE OFF-HOOK DETECTOR

THRESHOLD

METERING PULSE GENERATION AND FIL-

TER

INTEGRATED RINGING

INTEGRATED RING TRIP

DUAL 2W PORT FOR DATA/VOICE OPERA-

TION

PARALLEL CONTROL INTERFACE (3.3V

LOGIC LEVEL)

PROGRAMMABLE CONSTANT CURRENT

FEEDER

SURFACE MOUNT PACKAGE

BLOCK DIAGRAM

TQFP44

ORDERING NUMBERS: STLC3065Q

STLC3065QTR

INTEGRATED THERMAL PROTECTION

-40 TO +85°C OPERATING RANGE

DESCRIPTION

The STLC3065 is a SLIC device specifically de-

signed for WLL (Wireless Local Loop) application.

One of the distinctive characteristics of this de-

vice is the ability to operate with a single supply

voltage (from +5.5V to +15.8V) and self generate

the negative battery by means of an on chip

DC/DC converter controller that drives an external

D0 D1 D2 P1 P2

DET DET1 DET2

TX

RX

ZAC1

ZAC

RS

ZB

CKTTX

C TTX1

CTTX2

FTTX

IN PUT LOGIC AND DECODER

Status and functions

AC PROC

SUPERVISION

OUTPUT LOGIC

LINE

D RIVER

LINE

SWITCH

BGND

TIP1

TIP2

R ING1

RING2

TTX PROC

REFERENCE Vcc

Vss

A gnd

DC PROC

C REV

CSVR

DC/DC

CONV.

C LK

R SENSE

GATE

VF

VOLT.

REG.

Vbat

CVCC

V POS

VBAT

RTTX CAC ILTF R D IREF RLIM RTH

AGND

October 1999

1/27

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