UTC1062A - Low Voltage Telephone Transmission Circuit

Hangzhou Silan Microelectronics

Datasheet Details

Part number	UTC1062A
Manufacturer	Hangzhou Silan Microelectronics
File Size	286.30 KB
Description	Low Voltage Telephone Transmission Circuit
Datasheet	UTC1062A_HangzhouSilanMicroelectronics.pdf

The UTC1062A is a bipolar integrated circuit per- forming all speech and line interface function required in the fully electronic telephone sets.

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.
Asymmetrical high-impedance inputs (32k Ω for electric microphones.
DTMF signal input with confidence tone.
Mute input for pulse or DTMF dialing.
Receiving amplifier for several t.

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Published: Dec 13, 2005 |