TEA1113 Datasheet (NXP) - Low voltage versatile telephone transmission

TEA1113, Low voltage versatile telephone transmission

APPLICATION TEA1113 * Line powered telephone sets, cordless telephones, fax machines and answering machines.

The TEA1113 is a bipolar integrated circuit that performs all speech and line interface functions required in fully electronic telephone sets.

It performs electronic switching betw

TEA1113 Features

* Low DC line voltage; operates down to 1.6 V (excluding polarity guard)

* Voltage regulator with adjustable DC voltage

* Provides a supply for external circuits

* Symmetrical high impedance inputs (64 kΩ) for dynamic, magnetic or piezo-electric microphones