U4055B1 - Low-Voltage Electronic Speech Circuit

Product Overview

TEMIC Semiconductors

Part number	U4055B1
Manufacturer	TEMIC Semiconductors
File Size	176.79 KB
Description	Low-Voltage Electronic Speech Circuit
Datasheet	U4055B1 Datasheet
Note	This datasheet PDF includes multiple part numbers: U4055B1, U4055B. Please refer to the document for exact specifications by model.
Additional preview pages of the U4055B1 datasheet.

The U4055B electronic speech circuit is a linear integrated circuit for use in telephone and other line fed terminal equipment.

www. DataSheet4U. com D An electronic circuit replaces the microphone hybrid transformer D Symmetrical input for dynamic or piezo microphone D High performance through the use of dynamic transducers as the earphone (non-linear distortion 2 %) D DTMF interface with muting D Supply voltage for dialer D High range of line feeding current D Input resistance independent of line current and sidetone suppression circuit. D Built-in ear protection by earphone voltage limiter D Operation possible from 8.

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Published: Jul 14, 2008 |