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Le79R79-3DJC - Ringing Subscriber Line Interface Circuit

Download the Le79R79-3DJC datasheet PDF. This datasheet also covers the Le79R79 variant, as both devices belong to the same ringing subscriber line interface circuit family and are provided as variant models within a single manufacturer datasheet.

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Note: The manufacturer provides a single datasheet file (Le79R79-Zarlink.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number Le79R79-3DJC
Manufacturer Zarlink
File Size 360.58 KB
Description Ringing Subscriber Line Interface Circuit
Datasheet download datasheet Le79R79-3DJC Datasheet

General Description

The Le79R79 Ringing SLIC device is a bipolar monolithic SLIC that offers on-chip ringing.

Designers can achieve significant cost reductions at the system level for short-loop applications by integrating the ringing function on chip.

Overview

™ Le79R79 Ringing Subscriber Line Interface Circuit VE580 Series APPLICATIONS „ „ „ „ „ „ „ „ „ „ „ „ „ Ideal for short-loop applications Ideal for ISDN-TA and fixed radio access applications.

Key Features

  • Through trapezoidal ringing On-chip ring-trip detector Low standby state power Battery operation:.
  • VBAT1:.
  • 40.5 to.
  • 75 V.
  • VBAT2:.
  • 19 V to VBAT1 On-chip battery switching and feed selection On-hook transmission Two-wire impedance set by single external impedance Programmable constant-current feed Programmable Open Circuit voltage Programmable loop-detect threshold Current gain = 1000 Ground-key detector Polarity rev.

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