Title :
Line and receiver interface circuit for high speed voiceband modems
Author :
Fischer, J. ; Marsh, D. ; Sonntag, J. ; Plany, J. ; Lavranchuk, J. ; Young, Lisa ; Ciolini, D. ; Keasler, W. ; Ganesan, Arun
Author_Institution :
AT&T Bell Laboratories, Holmdel, NJ, USA
Abstract :
A monolithic implementation of the analog signal processing for a full-duplex modem over twisted pair lines will be presented. The ratio of signal to distortion plus noise exceeds 65dB. The 53mm2chip fabricated in 3.mμm, twin-tub CMOS dissipates 200mW.
Keywords :
Band pass filters; Capacitors; Choppers; Circuits; Clocks; Echo cancellers; Information systems; Modems; Power harmonic filters; Timing;
Conference_Titel :
Solid-State Circuits Conference. Digest of Technical Papers. 1987 IEEE International
Conference_Location :
New York, NY, USA
DOI :
10.1109/ISSCC.1987.1157103