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STLC3055QTR Datasheet

  • STLC3055QTR

  • WLL & ISDN-TA SUBSCRIBER LINE INTERFACE CIRCUIT

  • 22頁

  • STMICROELECTRONICS   STMICROELECTRONICS

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STLC3055
WLL & ISDN-TA SUBSCRIBER LINE INTERFACE CIRCUIT
MONOCHIP SLIC OPTIMISED FOR WLL &
ISDN-TA APPLICATIONS
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
PARALLEL CONTROL INTERFACE (3.3V
LOGIC LEVEL)
PROGRAMMABLE CONSTANT CURRENT
FEED
SURFACE MOUNT PACKAGE
INTEGRATED THERMAL PROTECTION
-40 TO +85擄C OPERATING RANGE
BLOCK DIAGRAM
D0
D1
D2
TQFP44
ORDERING NUMBERS:
STLC3055Q
STLC3055QTR
DESCRIPTION
The STLC3055 is a SLIC device specifically de-
signed for WLL (Wireless Local Loop) and ISDN-
Terminal Adaptors. One of the distinctive charac-
teristic of this device 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 MOS switch.
The battery level is properly adjusted depending
on the operating mode. A useful characteristic for
DET
INPUT LOGICAND DECODER
OUTPUT LOGIC
BGND
Status and functions
TIP
TX
RX
ZAC1
ZAC
RS
ZB
DC PROC
LINE
OUTPUT
SUPERVISION
AC PROC
DR IVER
STAGE
RING
CR EV
CSVR
CLK
R SENSE
GATE
VF
DC/DC
CKTTX
CTTX1
CTTX2
FTTX
CONV.
TTX PROC
REFERENCE
Vcc
Vss
Agnd
CVCC
VPOS
VOLT.
REG.
VBAT
Vbat
RTTX
CAC
ILTF RD IREF RLIM RTH
AGND
October 1999
1/22

STLC3055QTR 產(chǎn)品屬性

  • 1,000

  • 集成電路 (IC)

  • 接口 - 專用

  • *

  • *

  • *

  • *

  • 44-LQFP

  • 44-TQFP（10x10）

  • 帶卷 (TR)

  • 表面貼裝

  • 497-3664-2

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