Le5711 - Zarlink

Le5711 Dual Subscriber Line Interface Circuit

The innovative Le5711 dual-channel SLIC device is designed for high-density POTS applications requiring a small footprint SLIC device with significant power savings. By combining the line interface of two channels into one SLIC device, the Le5711 device enables the design of a low cost, high performance, and fully programmable line interface for multiple cou.

Features

• Dual-channel SLIC device with small footprint
• On-chip Thermal Management (TMG) feature in Normal and Reverse Polarity
• Control states: Active (Normal and Reverse Polarity), Standby, and Disconnect
• On-hook transmission
• Low standby power
•
  –39 to
  –58 V battery operation
• Two-wire impedance set by single external impedance
• Device level thermal shutdown
• Set on-chip constant-current feed
• Programmable ring-trip detect threshold
• Only +5 V and battery supply required Applications
• Ideal for low cost, high performance linecard applications (CO, DLC)
• Meets requirements for countries.