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LE88266TQCT

Description
IC voiceport 2ch fxs 8khz 64qfn
Categorysemiconductor    Analog mixed-signal IC   
File Size81KB,4 Pages
ManufacturerMicrosemi
Websitehttps://www.microsemi.com
Environmental Compliance  
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LE88266TQCT Overview

IC voiceport 2ch fxs 8khz 64qfn

LE88266TQCT Parametric

Parameter NameAttribute value
Datasheets
Le88266/286 Brief
Standard Package2,700
CategoryIntegrated Circuits (ICs)
FamilyInterface - Telecom
Le88266/286
Dual Channel Wideband Auto Battery
Switching (ABS) VoicePort™ - VE880 Series
Product Brief
Features
Complete BORSCHT Function for Two Channels in
a Single VoicePort™ Device
Battery Feed, Over-voltage support, integrated
Ringing, line Supervision, Codec, Hybrid
(2W/4W), Test
Integrated high voltage switching regulator
controllers
Wide input voltage range (VSW =+4.75 V to
+35 V)
- Generates supplies for VBH, VBM & VBL
Low power Idle and On-hook transmission states
Two-wire AC impedance, Balance Impedance,
Gain
DC feed voltage and current limit
Ringing frequency, voltage and current limit
12 kHz and 16 kHz Metering
Programmable loop closure and ring trip
thresholds
-
1.
127608
Version 2
January 2011
Ordering Information
Device OPN
Le88286TQC
Le88266TQC
Le88266DLC
Le88286DLC
Package Type
64-pin
64-pin
80-pin
80-pin
Packing
2
Integrated Power Management
QFN (Green)
1
Tray
Tray
QFN (Green)
1
eLQFP (Green)
1
Tray
eLQFP (Green)
1
Tray
The green package meets RoHS Directive 2002/95/EC of the
European Council to minimize the environmental impact of
electrical equipment.
For delivery using a tape and reel packing system, add a “T”
suffix to the OPN (Ordering Part Number) when placing an
order.
2.
Worldwide Programmability
Applications
Voice-Enabled Cable and DSL Modems
Residential VoIP Gateways and Routers
Media Terminal Adapters (MTA)
Embedded
Standalone &
Fiber to the Premise/Home/Building (FTTP/H/B),
Fiber in the Loop (FITL) Optical Network
Terminals (ONT)
Wireless Local Loop (WLL), PBX, ISDN NT1/TA
VBL VBM VBH
TIPD
1
TIPT
1
RINGT
1
RINGD
1
TAC
1
RAC
1
RTV
1
LFC
1
RSN
1
IHL
1
TDC
1
RDC
1
Ringing
5 REN with pin for pin compatible 100 V
(Le88266) and 120 V (Le88286) devices
• Up to 110 Vpk internal balanced sinusoidal or
trapezoidal ringing with programmable DC offset
Powerful Signal Generator
• Universal Caller ID generation
• Up to 4 simultaneous tones
• Automatic cadencing feature
VoicePath™ API-II Software Available to Implement
FXS Functions
• Supports device calibration
• Line configuration via VoicePath Profile Wizard
VeriVoice™ Test Suite Subscriber Loop Test
• Seamless integration with API-II software
• Utilizes integrated self test capabilities
• Line fault detection and reporting
Pin-Selectable PCM/MPI or GCI interface
G.711 µ-law, A-law, or 16-bit Linear Coding
Wideband 16 kHz Sampling Mode
Integrated 150 mW 3 V Relay Driver
External catch diode required
Small Footprint Package - Exposed pad 64-pin QFN
Minimal External Discrete Components Required
High Voltage
Line Driver
Voice Signal
Processing
Signaling
Control
Supervision
Processing
Signal
Generation
Signal
Generation
PLL
PCLK/DCL
FS/FSC
DXA/DU
DRA/DD
GCI Interface
(GCI)
PCM Interface
and Time Slot
Assigner
(PCM)
Input / Output
4
TSCA
I/O2
i
- I/O1
i
DCLK/S0
DIN/S1
DOUT
CS/PG
INT/S2
RST
SWCMPY
SWVSY
SWISY
SWOUTY
SWCMPZ
SWVSZ
SWISZ
SWOUTZ
XB
RDC
2
TDC
2
IHL
2
RSN
2
LFC
2
RTV
2
RAC
2
TAC
2
RINGD
2
RINGT
2
TIPT
2
TIPD
2
Supervision
Processing
Signaling
Control
Voice Signal
Processing
High Voltage
Line Driver
Microprocessor
Interface
(MPI)
Switching
regulator
controllers
Analog
Reference
VREF
IREF
VBL VBM VBH
Figure 1 - VoicePort Device Block Diagram
1
Zarlink Semiconductor Inc.
Zarlink, ZL and the Zarlink Semiconductor logo are trademarks of Zarlink Semiconductor Inc.
Copyright 2010-2011, Zarlink Semiconductor Inc. All Rights Reserved.

LE88266TQCT Related Products

LE88266TQCT LE88266DLCT LE88286DLCT LE88286TQCT
Description IC voiceport 2ch fxs 8khz 64qfn IC voiceport 2ch fxs 8khz 80lqfp IC voiceport 2ch fxs 8khz 80lqfp IC voiceport 2ch fxs 8khz 64qfn
Standard Package 2,700 1,000 1,000 -
Category Integrated Circuits (ICs) Integrated Circuits (ICs) Integrated Circuits (ICs) -
Family Interface - Telecom Interface - Telecom Interface - Telecom -

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