AS2523 - Telephone Line Interface and Speakerphone Circuit

austriamicrosystems AG

General Description

AS2523/24 is a CMOS integrated circuit that incorporates DC and AC line adaptation (DC-mask and synthesized ACimpedance of 1000 Ω ) as well as a speech circuit with softclipping, line loss compensation and Rx-volume control for handset and handsfree operation.

Key Features

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AS2523 telephone line interface and speakerphone circuit by austriamicrosystems AG - Datasheet Preview

Datasheet Details

Part number	AS2523
Manufacturer	austriamicrosystems AG
File Size	693.21 KB
Description	Telephone Line Interface and Speakerphone Circuit
Datasheet	AS2523 Datasheet

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Other Datasheets by austriamicrosystems AG

Part Number	Description
AS2520	Telephone Speech Circuit with Loudhearing and Handsfree
AS2520B	Telephone Speech Circuit with Loudhearing and Handsfree
AS2521	Telephone Speech Circuit with Loudhearing and Handsfree
AS2521B	Telephone Speech Circuit with Loudhearing and Handsfree
AS2522B	Telephone Line Interface and Speakerphone Circuit

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austriamicrosystems Telephone Line Interface and Speakerphone Circuit AS2523, AS2524, AS2524B Key Features - PRELIMINARY DATA SHEET General Description AS2523/24 is a CMOS integrated circuit that incorporates DC and AC line adaptation (DC-mask and synthesized ACimpedance of 1000 Ω ) as well as a speech circuit with softclipping, line loss compensation and Rx-volume control for handset and handsfree operation. It shall act as an a/bline powered device, which is controlled by a CPU via a serial interface on AS2523 or a standard dialler via a parallel interface on AS2524 and AS2524B.