TEA1111A Datasheet - NXP

earpiece volume controller

TEA1111A Features

* Low DC line voltage; operates down to 1.5 V (excluding voltage drop across external polarity guard)

* Line voltage regulator with adjustable DC voltage

* 3.25 V regulated strong supply point for peripheral circuits compatible with:

* Speech mode

* Ringer mod

TEA1111A General Description

The TEA1111A is a bipolar integrated circuit that performs all speech and line interface functions required in fully electronic telephone sets. It performs electronic switching between speech and dialling. The IC operates at a line voltage down to 1.5 V DC (with reduced performance) to facilitate th.

TEA1111A Datasheet (129.65 KB)

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Datasheet Details

Part number:

TEA1111A

Manufacturer:

NXP ↗

File Size:

129.65 KB

Description:

Earpiece volume controller.
INTEGRATED CIRCUITS DATA SHEET TEA1111A Speech circuit with dialler interface, regulated supply and earpiece volume control Product speciﬁcation Sup.

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TEA1111A earpiece volume controller NXP

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TEA1111A Features

TEA1111A General Description

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