UTC1062 Datasheet (Hangzhou Silan Microelectronics) - Low Voltage Telephone Transmission Circuit

UTC1062, Low Voltage Telephone Transmission Circuit

LI NEAR I NTEGRATED CI RCUI T The UTC1062 is a bipolar integrated circuit performing all speech and line interface function required in the fully electronic telephone sets.

It performs electronic switching between dialing speech.

The circuit is able to operate down to d.c.

line voltage of 1.6v (wi

UTC1062 Features

* Low d.c. line voltage; operates down to 1.6V (excluding polarity guard)

* Voltage regulator with adjustment static resistance

* Provides supply with limited current for external circuitry

* Symmetrical high-impedance inputs (64k Ω for dynamic, magnetic or piezoelectric microphones