TEA1083 Datasheet (NXP) - Call progress monitor

TEA1083, Call progress monitor

The TEA1083/83A is a bipolar IC which has been designed for use in line powered telephone sets.

It is intended to offer a monitoring facility of the line signal via QUICK REFERENCE DATA SYMBOL ISUP VBB ISUP Gv ISUP Tamb PARAMETER input current range stabilized supply current current consumption volt

TEA1083 Features

* Internal supply

* Optimum current split-up

* Low constant current (adjustable) in transmission IC

* Nearly all line current available for monitoring

* Stabilized supply voltage

* Loudspeaker amplifier with a fixed gain of 35 dB

* Volume contr