Product Summary

The LE88246DLC is a dual-channel wide band Le88226/246 Automatic Battery Switching (ABS) VoicePort device. It implements a dual-channel telephone line interface by providing all the necessary voice interface functions from the high voltage subscriber line to the μP/DSP digital interface. The LE88246DLC can operate from external battery supplies, or from supplies generated by the on chip switching regulator controllers. This device reduces system level cost, space, and power by achieving the highest level of voice integration possible. The applications of the LE88246DLC include Voice enabled Cable and DSL Modems, Voice over IP/ATM - Integrated Access Devices (IAD), Smart Residential Gateways (SRG) and Routers, Media Terminal Adapters (MTA) Standalone & Embedded, Fiber to the User/Premise/Home (FTTH/P/H), Fiber in the Loop (FITL) Optical Network Terminals (ONT), Wireless Local Loop (WLL), PBX, ISDN NT1/TA and Set-Top Box, Home Side Box.

Features

LE88246DLC features: (1)Complete BORSCHT function in a single VoicePort device for two channels; (2)Integrated Power Management; (3)Pin selectable PCM/MPI or GCI interface; (4)Worldwide Programmability; (5)G.711 μ-law, A-law, or 16 bit linear coding; (6)Wide band 16 kHz sampling mode; (7)Powerful signal generator; (8)Subscriber Loop Test/Self Test support; (9)Integrated 150 mW 3-V or 5-V Relay Driver.

Diagrams

LE88246DLC block diagram

LE88231DLC
LE88231DLC
Other

Data Sheet
Negotiable