TEA1083 - Call progress monitor

NXP Semiconductors

General Description

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

Key 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 controlled by potentiometer.
Power-down input (TEA1083A only).
Loudspeaker enable input.

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TEA1083 call progress monitor by NXP Semiconductors - Datasheet Preview

Datasheet Details

Part number	TEA1083
Manufacturer	NXP Semiconductors
File Size	139.85 KB
Description	Call progress monitor
Datasheet	TEA1083 Datasheet

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Other Datasheets by NXP Semiconductors

Part Number	Description
TEA1083A	Call progress monitor
TEA1081	telephone set peripherals power-down
TEA1085	Line-powered Telephone Listening-in
TEA1085A	Line-powered Telephone Listening-in
TEA1039	switched-mode power-supply

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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INTEGRATED CIRCUITS DATA SHEET TEA1083; TEA1083A Call progress monitor for line powered telephone sets Product speciﬁcation File under Integrated circuits, IC03A March 1994 Philips Semiconductors Product speciﬁcation Call progress monitor for line powered telephone sets 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 controlled by potentiometer • Power-down input (TEA1083A only) • Loudspeaker enable input. GENERAL DESCRIPTION The TEA1083/83A is a bipolar IC which has been designed for use in line powered telephone sets.