AM79D2251 Datasheet - Advanced Micro Devices

AM79D2251 Dual Intelligent Subscriber Line Audio-Processing Circuit

Intelligent Access™ Voice Solutions www.DataSheet4U.com Am79D2251 Dual Intelligent Subscriber Line Audio-Processing Circuit (ISLAC) DISTINCTIVE CHARACTERISTICS s High performance digital signal processor provides programmable control of all major linecard functions 32 and 24 kb/s ADPCM to G726, as well as A-law/µ-law and linear codec Transmit and receive gain Two-wire AC impedance Transhybrid balance Equalization DC loop feeding <.

AM79D2251 Features

* Leakage

* Line and ringer capacitance

* Loop resistance s Integrated self-test features

* Echo gain, distortion, and noise s 0 to 70°C commercial operation

* 40°C to 85°C extended temperature range available s Small physical size s Up to three

AM79D2251 Datasheet (450.36 KB)