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U4080B - Voice-Switched Circuit for Handsfree Operation

TEMIC Semiconductors

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Datasheet Details

Part number: U4080B
Manufacturer: TEMIC Semiconductors
File Size: 169.59 KB
Datasheet: U4080B_TEMICSemiconductors.pdf
Description: Voice-Switched Circuit for Handsfree Operation

U4080B Product details

Description

The voice switched speakerphone integrated circuit, U4080B, incorporates a variety of functions (see below).

Features

D Operates on telephone lines, integrated reference voltage regulation D Output power: 100 mW at a 25-Ω load with peak limitation D Linear volume control D Monitoring system for background sound level D Wide operating dynamic range through signal compression D Chip select pin for active/standby operation Block Diagram / Application Circuit Figure 1. Block diagram and application circuit.

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Voice-Switched Circuit for Handsfree Operation TEMIC Semiconductors

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