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Le87251 - Worldwide ADSL2+ Dual Channel Line Driver

Datasheet Summary

Description

The Le87251 is a dual channel differential amplifier designed to drive full rate ADSL2+ signals with very low power dissipation.

The Le87251 contains two pairs of wide band amplifiers designed with Zarlink’s HV30 Bipolar SOI process for low power consumption in DSL systems.

Features

  • Fixed Voltage Gain Of 13.
  • 450 mA Peak Output Drive Capability.
  • ±5 V to ±12 V Dual Supplies Or 10 V to 24 V Single Supply.
  • 44 Vp-p Differential Output Into a 100 Ω Load.
  • 40.5 Vp-p Differential Output Into a 60 Ω Load.
  • Low-power Disable Mode For Each Driver.
  • 4 mA Per Amplifier Quiescent Supply Current.
  • -75dBc THD With 1MHz Signal Into a 60 Ω load.
  • 16-pin (4 mm x 4 mm) QFN Package.
  • RoHS Compliant Version 4 D.

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Datasheet preview – Le87251

Datasheet Details

Part number Le87251
Manufacturer Zarlink Semiconductor
File Size 164.61 KB
Description Worldwide ADSL2+ Dual Channel Line Driver
Datasheet download datasheet Le87251 Datasheet
Additional preview pages of the Le87251 datasheet.

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    Full PDF Text Transcription

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    Le87251 Worldwide ADSL2+ Dual Channel Line Driver BD870 Series Data Sheet Features • Fixed Voltage Gain Of 13 • 450 mA Peak Output Drive Capability • ±5 V to ±12 V Dual Supplies Or 10 V to 24 V Single Supply • 44 Vp-p Differential Output Into a 100 Ω Load • 40.5 Vp-p Differential Output Into a 60 Ω Load • Low-power Disable Mode For Each Driver • 4 mA Per Amplifier Quiescent Supply Current • -75dBc THD With 1MHz Signal Into a 60 Ω load • 16-pin (4 mm x 4 mm) QFN Package • RoHS Compliant Version 4 Document Number Dec. 2009 129739 Le87251NQC Le87251NQCT Ordering Information 16 pin QFN Green Pkg. 16 pin QFN Green Pkg. Tray Tape & Reel The green package meets RoHS Directive 2002/95/EC of the European Council to minimize the environmental impact of electrical equipment.
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