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Part Number: L3037

 

 

 

 

Description: TheL3037subscriberlineinterfacecircuitisabi- polardevicein70Vtechnologydevelopedforcen- traloffice/loopcarrierandprivat...


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L3037 General Description


TheL3037subscriberlineinterfacecircuitisabi- polardevicein70Vtechnologydevelopedforcen- traloffice/loopcarrierandprivateapplications.

TheL3037ispintopinandfunctioncompatible withL3035/36.Oneparticularpin(reservedin  L3035/36 )isnowusedforreversepolaritytransi- tiontimeprogramming.Thelinepolaritytransition isnotaffectingtheACsignaltransmissionthat cancontinuealsoduringthelinevoltagetransi- tion.L3037isavailableintwodifferentpackage options:PLCC44andPQFP44(10x10mm).

L3037 Features

`MONOCHIPSILICONSLICSUITABLEFOR PUBLIC/PRIVATEAPPLICATIONS
`IMPLEMENTSALLKEYFEATURESOFTHE BORSCHTFUNCTION
`SOFTBATTERYREVERSALWITHPRO- GRAMMABLETRANSITIONTIME(3to100ms)
`METERINGPULSEINJECTIONANDFILTER-
`INGWITHMINIMALCOMPONENTSCOUNT (NOTRIMMINGREQUIRED).
`PROTECTIONRESISTORMISMATCHCOM- PENSATION
`ONHOOKTRANSMISSION
`LOOPSTART/GROUNDSTARTFEATURE
`INDTEMP.RANGE: -40TO+85
`LOWPOWERDISSIPATIONINALLOPER- ATINGMODES
`INTEGRATEDZEROCROSSINGRELAY  DRIVER
`INTEGRATED(NOISE-LESS)RINGTRIPDE- TECTION
`VERYLOWNO.ofSTDTOLERANCEEX-
`TERNALCOMPONENTS
`SELECTPARTFORU.S.APPLICATIONS (63dBTYP.LONG.BALANCE)
`SURFACEMOUNTPACKAGE(PLCC44or PQFP44)
`INTEGRATEDTHERMALPROTECTION
`PINTOPINCOMPATIBLEWITHL3035/36

L3037 datasheet

L3037
PDF/DataSheet Download

  • Datasheet: L3037
  • File Size: 274237 KB
  • Manufacturer: STMICROELECTRONICS [STMicroelectronics]
  • Click here to Download

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