Title :
A single chip telephone set
Author :
Akram, Muhammad ; Pace, W. ; Yarnold, R.
Author_Institution :
Motorola Linear-Military Products Division, Tempe, AZ, USA
Abstract :
A monolithic telephone circuit, which includes a speech network, tone ringer, DTMF dialer and microprocessor interface port will be described. The chip (in linear I2L technology) operates with an input voltage as low as 1.4V.
Keywords :
Circuits; Frequency; Impedance; Keyboards; Low voltage; Microprocessors; Regulators; Speech; Telephony; Virtual reality;
Conference_Titel :
Solid-State Circuits Conference. Digest of Technical Papers. 1983 IEEE International
Conference_Location :
New York, NY, USA
DOI :
10.1109/ISSCC.1983.1156554