U4082B Datasheet - Unisonic Technologies

VOICE SWITCHED SPEAKER-PHONE CIRCUIT

U4082B Features

* Attenuator gain range: 52dB (between Transmit and Receive)

* For line-powered applications : 3~6.5V low voltage operation

* For improved sensitivity :4-point signal sensing

* For Transmit and Receive paths: background noise monitors

* External resistors set microphone amplifie

U4082B General Description

As a voice switched speaker-phone integrated circuit, the UTC U4082B includes the necessary amplifiers, attenuators, level detectors and control algorithm. To form the UTC U4082B’s internal circuit, there is an internal microphone amplifier with adjustable gain and mute control, internal transmit a.

U4082B Datasheet (343.85 KB)

U4082B Datasheet Preview — Preview of U4082B PDF

Datasheet Details

Part number:

U4082B

Manufacturer:

Unisonic Technologies

File Size:

343.85 KB

Description:

Voice switched speaker-phone circuit.

📁 Related Datasheet

U4080B Voice-Switched Circuit for Handsfree Operation (TEMIC Semiconductors)

U4083 Low-Power Audio Amplifier for Telephone Applications (TEMIC Semiconductors)

U4083B Low-Power Audio Amplifier for Telephone Applications (TEMIC Semiconductors)

U4087B Low Voltage Voice Switch Interface Circuit (TEMIC Semiconductors)

U401 Dual N-Channel JFET Switch (Calogic LLC)

U401 N-Channel JFETs (Siliconix)

U402 Dual N-Channel JFET Switch (Calogic LLC)

U402 N-Channel JFETs (Siliconix)

U403 Dual N-Channel JFET Switch (Calogic LLC)

U403 N-Channel JFETs (Siliconix)

TAGS

U4082B VOICE SWITCHED SPEAKER-PHONE CIRCUIT Unisonic Technologies

Image Gallery

U4082B Features

U4082B General Description

Datasheet Details

File Size:

Description:

U4082B Distributor